vhf communications complete index 1969 2001
topic
edition title author pages
1 5 cm band
1980 3 home-made parabolic dishes for microwave applications
s reithofer dl6mh 139 145
1980 3 waveguide for the 24 ghz band e schaefer dl3er 146 147
1981 1 coaxial shf connectors constructed from bicycle tire valves
e schaefer dl3er 36 37
1981 2 chokes for contactless tuning of waveguide modules e schaefer dl3er 105 107
1981 4 line-of-sight microwave communications h schlager oe3hsc 239 243
1981 4 a wavemeter for the frequency range 23 5 to 24 5 ghz
e schaefer dl3er 235 238
1982 1 a gunn oscillator for the 24 ghz band rolf heidemann dc3os 35 37
1982 2 a straight-through mixer for 24 ghz sepp reithofer dl6mh 99 105
1982 3 a gunn oscillator detector and mixer for 24 ghz erwin schaefer dl3er 150 154
1982 4 a straight-through mixer for 24 ghz josef fehrenbach dj7fj 214 218
1982 4 a spectrum generator for the 24 ghz band erwin schaefer dl3er 219 222
1983 2 designation of the microwave bands and waveguide specifications
editors 122 123
1983 4 a 30 mhz fm receiver for shf receive systems werner hanschke dc0rz 204 209
1986 3 tuneable vhf to shf bandpass filter carsten vieland dj4gc 177 185
1994 2 dual band exciter for 10 ghz and 24 ghz josef fehrenbach dj7fj 111 116
1995 3 200 mw gaasfet amplifier for 24 ghz michael kuhne db6nt 147 152
1995 3 200 mw gaasfet amplifier for 24 ghz michael kuhne 130 146
19 september 2001 page 1 of 69
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10 m band
1970 1 an if diplexer 28 30 mhz e reitz dj9jt 56 57
1970 2 fet's in the 28 144 mhz transverter dj6zz 001 f weingartner dj6zz 103 104
1971 2 a 28 mhz 432 mhz transmit converter with fet mixer f weingartner dj6zz 99 106
1972 3 diplex amplifier for 28 30 mhz g ruhr oh2kt dl7im 171 173
1980 2 a 29 mhz transverter for use with 145 mhz tranceivers j kestler dk1of 88 95
1991 3 universal transverter concepot for 28 50 & 144 mhz wilhelm schuerings dk4tj 175 187
1991 4 28 144 mhz transverter wolfgang schneider dj8es 241 246
1995 2 a 28 50 mhz transverter wolfgang schneider dj8es 107 111
19 september 2001 page 2 of 69
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13 cm band
1971 3 a new method of frequency multiplication for vhf and uhf ssb
k meinzer dj4zc 172 176
1974 4 2160 mhz local oscillator for 13 cm converters k hupfer dj1ee 246 247
1974 4 a stripline converter for the 13 cm band k hupfer dj1ee 238 245
1975 2 an shf wavemwter k hupfer dj1ee 90 92
1975 3 a receive converter for the 13 cm band a schiidlich dl2as 161 167
1975 4 a collinear antenna for the 13 cm band k hupfer dj1ee 236 238
1976 4 interdigital filters for the 24 cm and 13 cm band r griek dk2vf 215 220
1976 4 mixer and preamplifier noise at shf d vollhardt dl3nq 234 242
1976 4 a converter for the 13 cm band equipped with two preamplifier stages and an active mixer
j dahms dc0da 194 201
1976 4 a converter for the 13 cm band part 2 the local oscillator module
j dahms dc0da 202 206
1978 1 narrow band filter for the 23 cm 13 cm and 9 cm band d vollhardt dl3nq 2 11
1978 1 a local oscillator module for 200 mw at 1152 mhz j dahms dc0da 18 22
1978 3 interdigital converters for the ghz amateur bands j dahms dc0da 154 168
1979 1 a transmit mixer and linear amplifier for the 13 cm band equipped with a 2c39 tube
h j senckel df5oz 27 33
1979 2 ssb transmit mixer for the shf bands part 1 13 cm band
r heidemann dc3os 86 96
1979 2 interdigital converters as transmit mixers u mallwitz dk3uc 85
1979 2 an ssb transmitter for the 13 cm band using envelope elimination and restoration
r v galle vk5or 76 84
1979 3 a frequency doubler for the 13 cm band with 6 w o frosinn df7of 141 143
1980 1 two stage low noise preamplifiers for the amateur bands from 24 cm to 12 cm
j grimm dj6pi 2 13
1981 3 coupler microstriplines as filter f schmehr dc8ec 144 147
1981 3 an extreemly low noise 96 mhz oscillator for uhf shf applications part 1
b neubig dk1ag 135 143
1981 4 an extreemly low noise 96 mhz oscillator for uhf shf applications part 2
b neubig dk1ag 194 203
1981 4 a linear 1 w power amplifier for 2400 mhz r heidemann dc3os 204 206
1982 3 bias voltage for tubes 2c39 3cx100 jan m noeding la8ak 148 149
1983 3 a 13 cm fully transistorised transverter h j senckel df5oz 171 181
1983 4 a linear transmit converter for the 13 cm band gerhard schmitt dj5ap 218 224
1985 1 a 2 3 ghz prescaler manfred mulbacher db9sb 55 63
19 september 2001 page 3 of 69
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edition title author pages
13 cm band
1985 2 loop yagi antenna design for 13 cm josef grimm dj6pi 72 78
1986 1 coaxial power amplifier for the 13 cm band using tube th9885
klaus-dieter brocker dk1uv
23 30
1986 2 microstrip transverter for 23 and 13 cm part 1 matjaz vidmar yt3mv 96 107
1986 3 microstrip transverter for 23 and 13 cm part 1 matjaz vidmar yt3mv 143 164
1986 3 tuneable vhf to shf bandpass filter carsten vieland dj4gc 177 185
1987 3 more about the 2 3 ghz divide-by-100 prescaler manfred mulbacher db9sb 167
1988 1 atv fm driver for the 13 cm band hubertus rathke dc1op 39 49
1989 1 uhf and shf broadband mixers carsten vieland dj4gc 39 45
1990 1 41 element yagi for the 13 cm band philipp prinz dl2am 40 43
1994 3 a 13 cm gaasfet power amplifier developed using puff cad software package
harald fleckner dc8ug 130 141
1995 4 a 10 w power amplifier for the 13 cm band using gaas technology developed with the help of puff harald fleckner dc8ug 217 228
1996 3 13 cm psk transceiver for 1 2 mbit s packet radio part 1
matjaz vidmar s53mv 130 147
1996 4 13 cm psk transceiver for 1 2 mbit s packet radio part 2
matjaz vidmar s53mv 194 205
1997 1 pre mixer for 23 and 13 cm walter zwickel oe2tzl 20 29
2000 3 microwave multi band feed second generation freddy de guchteneire on6ug
130 136
19 september 2001 page 4 of 69
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2 m band
1969 1 a 2 metre converter with field effect transistors w v schimmelmann dl6sw
2 10
1969 1 144 mhz 432 mhz transverter for low power and field day applications
l wagner dl9ju 31 35
1969 1 a 144 mhz adapter dor use with a 10 metre ssb transceiver
e krahe dl9gu 54 61
1969 2 432 144 mhz converter with silicon transistor complement
e krahe dl9gu 96 97
1969 2 432 144 mhz converter with silicon transistor complement
e krahe dl9gu 65 72
1969 2 a modern concept for portable 2 metre receivers e schmitzer dj4bg 115 122
1969 2 a 5 watt transistorised ssb tramsmitter for 145 mhz k p timmann dj9zr 73 82
1969 3 the 2 metre transmitter uts5 with 2 watts mean output at an operating voltage of 12 v
e flugel dj1nb 179 187
1969 3 a 145 mhz 9 mhz receive converter using printed inductances
k p timmann dj9zr 129 135
1969 4 automatic search oscillator for two metre converter h wilhelm dl8at 215 217
1969 4 a balloon carried translator k meinzer dj4zc 236 241
1969 4 a 28 mhz 144 mhz transistorised transverter f weigartner dj6zz 189 195
1969 4 a bandpass filter for 145 mhz k maiwald dj4fh 205 208
1970 1 the 144 mhz converter with dual gate mosfet mixer g laufs dl6ha 1 11
1970 1 modification of the dj9zr 001 5 w ssb transmitter h u beitz dj8xr 40
1970 1 a transistorised calibration spectrum generator for two meters
h gotting dl3xw 41 44
1970 1 simple compact pa stages for two meters part 1 d grossmann dj4rx 45 55
1970 2 fets in the 28 144 mhz transvertter dj6zz 001 f weingartner dj6zz 103 104
1970 2 simple compact pa stages for two meters part 2 d grossmann dj4rx 111 122
1970 3 a ssb transceiver with silicon transistors part 3 g laufs dl6ha 129 146
1970 3 coaxial low pass filters for vhf and uhf h j dohlus dj3oc 166 178
1970 3 a universal vhf uhf transmitter for am and fm second concluding part
r e lentz dl3wr 153 159
1970 4 a ssb transceiver with silicon transistors part 4 g laufs dl6ha 193 200
1970 4 pcb for the two crystal oscillators of the 144 mhz-14 mhz mosfet converter used in dl6ha transceiver
h kahlert dl3ykr 201 204
1970 4 a simple vhf-uhf calibraton spectrum generator k eichel dc6hy 240 243
1970 4 two circuits for automatic band scanning part 1 a simple band scanner
e g hoffschildt dl9fx 245 248
19 september 2001 page 5 of 69
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2 m band
1971 1 a synthesis vfo for 144 146 mhz or 135 137 mhz g bergmann dj7jx 44 55
1971 1 two circuits for automatic band scanning part 2 scanner with stop device and frequency display
e g hoffschildt dl9fx 56 61
1971 1 an inexpensive power amplifier module for 200 w pep on 144 mhz using two pl504 tubes
v thun dj7zv 14 29
1971 1 variable frequency operation on 2 meters using the vfo of a shortwave transmitter
f boersch dk1yz 30 32
1971 2 a modular receiver system d e schmitzer dj4bg 110 114
1971 2 simple stripline reflectometers for 144 and 432 mhz r griek dk2vf 89 92
1971 2 a quadruple quad antenna an efficient portable antenna for 2 meters
m ragaller dl6dw 82 84
1971 2 a 2 m walky talky h werner dc9md 66 81
1971 3 a transistorised power amplifier for two meters using the 2n3632
h j brandt dj1zb 177 189
1971 3 a ground station for satellite communications via oscar 6
dr a gscwindt ha8wh 145 149
1971 4 frequency multiplication with high spurious signal rejection
d e schmitzer dj4bg 248 250
1971 4 a transistorised power amplifier for 2 m using the 2n3632 concluding second part
h j brandt dj1zb 235 247
1971 4 notes and improvements to the dc9md mini walky talky
editors 205 206
1972 1 transistorised linear amplifier for 2 meters e berberich dl8zx 46 54
1972 1 modifying a 27 mhz walky talky to 2 m e ritter dj4og 26 33
1972 1 portable ssb transceiver for 144 146 mhz with fm attachment part 1 circuit description
g otto dc6hl 2 15
1972 2 portable ssb transceiver for 144 146 mhz with fm attachment part 2 construction and alignment
g otto dc6hl 66 79
1972 2 portable ssb transceiver for 144 146 mhz with fm attachment part 2 photo of dc6hl 001
g otto dc6hl 96 97
1972 4 portable ssb transceiver for 144 146 mhz with fm attachment part 2 corrections and improvements
editors 207
1973 1 a modular six channel fm receiver d e schmitzer dj4bg 33 36
1973 1 automatic 10 channel scanner for fm stations u tillmann dj5uo 37 45
1973 2 a 144 mhz linear amplifier with 25 w output at 12 v to 14 v
g otto dc6hl 81 90
1973 2 a miniature am cw fm transmitter for 144 mhz b dietrich dj8pg 123 125
1973 3 fm transceiver with multichannel synthesiser part 1 80 channel synthesiser for 25 khz spacing
j kestler dk1of 130 145
1973 4 mini mosfet converter for 2 meters b lijbbe dj5xa 234 239
19 september 2001 page 6 of 69
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2 m band
1973 4 9 mhz fm exciter matching the 80 channel synthesiser j kestler dk1of 194 202
1974 2 a programmable fox hunt df receiver for 2 meters g hoffschildt dl9fx 66 81
1974 3 2 m converter with extremely high selectivity h sutterlin dl1ls 168 173
1974 3 a 400 channel synthesiser for 2 m j kestler dk1of 130 141
1974 4 receive converter 144 mhz 9 mhz with schottky diode ring mixer
j kestler dk1of 204 214
1975 1 using the phase locked oscillator for repaeter duplex with frequency spacing 1 6 mhz or 0 6 mhz
h hanserl oe5an 40 41
1975 4 a miniature receiver for the 2 m band g ruhr oh2kt 239 243
1975 4 a transmit converter for 144 mhz with schottky ring mixer
f weingartner dj6zz 194 199
1975 4 a simple bandpass filter for the 2 m band h j brandt dj1zb 244 249
1976 1 salzburg 1 a fox hunt receiver for the 2 m band p goschlberger oe2jg 2 12
1976 1 fm hand held transceiver for the 2 m band r tellert dc3nt 24 32
1976 2 fm hand held transceiver for the 2 m band part 2 construction and alignment
r tellert dc3nt 100 115
1976 2 concept of a combined ssb station for both 2 m and 70 cm
a wurzinger dj4bh 116 117
1977 1 interesting linear integrating circuits d e schmitzer dj4bg 44 51
1977 1 a power amplifier for the two meter band using the tube qqe06-40
h j dierking dj6ca 30 36
1977 3 the afc loop a simple cheap method of obtaining stable vhf frequencies
g hoffschildt dl9fx 184 188
1977 3 selective frequency multipliers h j brandt dj1zb 143 151
1978 1 a new type of preamplifier for 145 mhz and 435 mhz receivers
m martin dj7vy 30 36
1978 1 antenna splitting filter for broadcast and 144 mhz j kestler dk1of 37 41
1978 2 a 400 w power amplifier for 145 mhz equipped with the 4cx250
j kestler dk1of 100 113
1978 3 synthesiser for the 2 m band in c-mos technology g heeke dc1qw 130 144
1978 4 suedwind a 2 m fm hand held transceiver with 80 0r 396 channel synthesiser and touch key operation
j becker dj8il 194 212
1978 4 a modern receive conveter for 2 m receivers having a large dynamic range and low intermodulation
m martin dj7vy 218 229
1978 4 a df receiver for the 2 m band equipped with integrated circuits crystal filter and s meter
m schmausser dl2do 213 217
1979 1 suedwind a 2 m fm hand held transceiver with 80 0r 396 channel synthesiser and touch key operation
j becker dj8il 2 16
19 september 2001 page 7 of 69
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edition title author pages
2 m band
1979 1 an fm transceiver for the 2 m band part 1 the receiver
j kestier dk1of 44 53
1979 2 suedwind for mobile and df applications j becker dj8il 114 116
1979 2 an fm transceiver for the 2 m band part 2 the transmitter
j kestier dk1of 103 113
1979 3 a 20 w power amplifier with integrated pa module for fm transceivers on the 2 m band
j becker dj8il 162 169
1979 4 single stage 15 w linear amplifier for the 2 m band m ulbricht db2gm 216 222
1980 4 a home-made reflectometer for vhf and uhf applications manufactured from plumbing material
h c als dc4iq 226 229
1980 4 an up converter for extending the frequency range of signal generators
j m noeding la8ak 215 216
1980 4 a simple two band omnidirectional antenna for 2 m and 70 cm
k j schopf db3tb 230 231
1981 2 low noise vhf oscillator with diode tuning digital frequency control and frequency indicator
m martin dj7vy 66 82
1981 3 close in df receiver for the 144 mhz band h w storbeck dl2de 148 151
1981 3 a compact 144 28 mhz transverter with low noise preamplifier schottky ring mixer and clean signal
r albert dk8dd 182 188
1981 4 a versatile if module suitable for 2 m receivers or as an if module for the shf bands
f krug dj3rv 244 250
1982 1 dynamic range of 2 m transceivers l asbrink sm5bsz 49 55
1982 1 dynamic range of 2 m transceivers part 2 modifications to the ts700
l asbrink sm5bsz 56 58
1982 2 dynamic range of 2 m transceivers part 3 modifications to the ic211 and ic245
l asbrink sm5bsz 106 109
1982 2 a vxo local oscillator for 144 mhz transceivers k schoepf db3tb 84 88
1982 2 using the dual gate gaasfet s3030 in a low noise preamplifier for 144 mhz
editors 77 80
1982 3 dynamic range of 2 m transceivers part 4 modifications to the ft221
l asbrink sm5bsz 158 162
1983 1 a mini ssb transceiver for 144 mhz part 1 g otto dc6hl 26 31
1983 1 a vfo with frequency locked loop dr m wieser oe7wmi 32 41
1983 2 a mini ssb transceiver for 144 mhz part 2 g otto dc6hl 93 100
1983 3 input filters for receive applications in the 144 mhz range
istvan szabo ha5kvf 141 147
1983 3 a 2 m 70 cm ssb transmitter with high spurious rejection part 1
g borchert df5fc 163 170
1983 3 a variable crystal oscillator vxo with a pulling range of approximately 200 khz at 144 mhz
g otto dc6hl 148 152
19 september 2001 page 8 of 69
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edition title author pages
2 m band
1983 3 v-mos transistors in power amplifiers for 144 mhz h braubach dl1gbh 130 140
1983 4 measuring aids and a harmonic filter for the v-mos transistor 100 w power amplifier for 144 mhz
h braubach dl1gbh 247 254
1983 4 a 2 m 70 cm ssb transmitter with high spurious rejection part 2
g borchert df5fc 235 246
1985 2 pll oscillators with delay lines part 3 oscillator module for the 2 meter band
joachim kestler dk1of 112 120
1985 4 two meter power amplifier using valve 4cx1000a carsten vieland dj4gc 213 226
1985 4 two meter receiver front end joachim kestler dk1of 241 251
1986 1 80 channel hand held transceiver for the 2 m band guenter prokoph dl5np 2 12
1986 2 the yuob yagi antenna dragoslav dobrigid yu1aw 66 80
1986 3 modifying the ft225rd carsten vieland dj4gc 135 138
1987 3 improve the oscillator circuit in your old 2 m converter lke dl6ha or similar
jan-martin noeding la8ak 152 153
1987 4 low noise 144 mhz preamplifier using helical tuned circuits
dragoslav dobricic yu1aw 243 252
1987 4 converting the telecar ts160 into a 2 m 80 channel amateur transceiver
roland barchet dk2lt 194 203
1988 1 a 2 m 70 cm antenna splitting filter joachim kestler dk1of 26 30
1988 1 wideband power divider combiner for the 2 m and 70 cm bands
konrad hupfer dj1ee 2 7
1988 3 a super power amplifier for 144 mhz eme dragoslav dobricic yu1aw 158 170
1988 4 a compact hybrid antenna for 2 m 70 cn and 23 cm hannes fasching oe5jfl 212 217
1988 4 an introduction to moonbounce eme willi rass df4nw 218 232
1988 4 stabalising the vco frequency by means of monostables part 1
dr ralph opprelt db2np 238 245
1989 1 stabalising the vco frequency by means of monostables part 2
dr ralph opprelt db2np 46 56
1990 2 a magnetic loop antenna for 2 meters john winsor g0jxu 118 122
1991 3 universal transverter concept for 28 50 and 144 mhz wilhelm schuerings dk4tj 175 187
1993 4 28 144 mhz transverter wolfgang schneider dj8es 221 226
1994 1 a hybrid power amplifier for 144 mhz wolfgang schneider dj8es 56 61
1995 1 a bi-directonal amplifier for 2 m carl g lodstrom sm6mom w6
18 21
1999 3 another rf combiner splitter ron pyrkey w9nup 131 135
2000 1 control of ssb cw transceiver vhf 2m fro 144 mhz
bernd kaa dg4rbf 59 63
19 september 2001 page 9 of 69
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edition title author pages
2 m band
2000 1 ssb cw transceiver for 144 mhz wolfgang schneider dj8es 35 58
2000 3 low pass filter for 2 m and 70 cm gerhard schmitt dj5ap 156 166
2000 4 low pass filter for 2 m and 70 cm part 2 gerhard schmitt dj5ap 232 240
2001 2 supplement to article on low pass filter for 2 m and 70 cm
gerhard schmitt dj5ap 123 125
19 september 2001 page 10 of 69
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23 cm band
1969 1 a solid state converter for 24 cm r lentz dl3wr 36 53
1970 2 a universal vhf-uhf transmitter for am and fm r lentz dl3wr 87 102
1970 3 a universal vhf-uhf transmitter for am and fm second concluding part
r lentz dl3wr 153 159
1970 3 70 cm 23 cm stripline varactor tripler h j franke dk1pn 160 165
1970 4 a simple vhf-uhf calibration spectrum generator k eichel dc6hy 240 243
1971 3 a new method of frequency multiplication for vhf and uhf ssb
k meinzer dj4zc 172 176
1971 3 interdigital bandpass filter for 23 cm h j franke dk1pn 141 144
1971 3 a 23 cm converter with hot carrier diode mixer l wagner dl9ju 134 140
1971 3 a 4 element yagi antenna for 23 cm h w binder dc8xb 132 133
1971 4 inexpensive varactor diodes editors 221
1972 2 23 cm preamplifier with printed micro striplines k hupfer dj1ee 92 95
1972 3 home-made reflectometer for 100 1400 mhz r griek dk2vf 164 166
1974 2 six element collinear antenna with reflector plate for the 24 cm band using stripline balun
m munich dj1cr 85 88
1974 2 precission reflectometer for 0 to 2300 mhz h tiefenthaler oe5thl 2 17
1975 2 an shf wavemeter k hupfer dj1ee 90 92
1975 3 a transmit mixer and linear amplifier for 23 cm using four 2c39 tubes
r jux dj6ut 146 160
1976 2 a relatively simple linear transmit converter from 144 mhz to 1296 mhz
w rahe dc8nr 66 79
1976 2 receive converter with schottky diode mixer for 24 cm b lubbe dj5xa 80 89
1976 4 interdigital filters for the 24 cm and 13 cm band r griek dk2vf 215 220
1976 4 a power amplifier for the 23 cm band equipped with the 2c39 tube
editors 222 231
1977 2 an absorption wavemeter for 70 to 1350 mhz j dahms dc0da 90 97
1977 2 home-made finger stock j nilsson sm6fhi 85 89
1977 4 a linear transverter for 28 mhz 1296 mhz with push pull mixer
u beckmann df8qk 212 220
1977 4 three stage preamplifier for the 23 cm band j dahms dc0da 221 228
1978 1 shf transmit converter with a varactor diode with high efficiency and low intermodulation part 1
h fleckner dg8ug 12 17
1978 1 a local oscillator module for 200 mw at 1152 mhz j dahms dc0da 18 22
1978 1 narrow band filters for the 23 cm 13 cm and 9 cm band
d vollhardt dl3nq 2 11
19 september 2001 page 11 of 69
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edition title author pages
23 cm band
1978 1 loop yagi antennas r lentz dl3wr 23 29
1978 2 local oscillator for 1268 mhz u beckmann df8qk 125 126
1978 2 shf transmit converter with a varactor diode with high efficiency and low intermodulation part 2
h fleckner dg8ug 66 81
1978 3 an inexpensive power amplifier for 24 cm using 2c39 u mallwitz dk3uc 175 185
1978 3 interdigital converters for the ghz amateur bands j dahms dc0da 154 168
1978 4 linear transmit converter u beckmann df8qk 241 243
1979 1 a transistorised linear amplifier for the 23 cm band j dahms dc0da 17 26
1979 2 technology and frequency plan for repeater in the 23 cm band
t morznick dd0qt 97 102
1979 4 big wheel an omnidirectional antenna for the 23 cm band
t morznick dd0qt 203 207
1980 1 two stage low noise preamplifiers for the amateur bands from 24 cm to 12 cm
j grimm dj6pi 2 13
1980 4 a home-made reflectometer for vhf and uhf applications manufactured from plumbing material
h c als dc4iq 226 229
1981 1 atv transmitter for the 24 cm band g sattler dj4lb 25 30
1981 2 a linear amplifier for 1250 mhz using the bfq68 g sattler dj4lb 95 98
1981 3 a 1 3 ghz prescaler and preamplifier for frequency counters
j grimm dj6pi 130 134
1981 3 an exremely low noise 96 mhz crystal oscillator for uhf shf applications
b neubig dk1ag 135 143
1981 4 a home-made uhf shf power meter b neubig dk1ag 194 203
1981 4 a noise generator for vhf and shf o frosinn df7of 221 229
1982 1 bias voltage circuits for tubes of the 2c39 3cx100 families
michael ulbricht db2gm 38 43
1982 3 a helical antenna for the 23 cm band jan m noeding la8ak 148 149
1983 3 a 1296 mhz 144 mhz converter equipped with the gaasfet 3sk97
hans-j grimm dj1sl 184 190
1983 4 a 1296 mhz 144 mhz converter equipped with the gaas-fet 3sk97
hans wessels pa2hwg 232 234
1984 1 a 10 w linear amplifier for the 23 cm band konrad hupfer dj1ee 51 55
1985 4 ssb mini transverter 144 1296 mhz konrad hupfer dj1ee 232 240
1986 1 a 20 w linear amplifier for the 23 cm band konrad hupfer dj1ee 38 40
1986 1 two band 1 2 2 4 ghz feed horn for parabolic antennas
harald fleckner dc8ug 47 52
1986 2 microstrip transverters for 23 and 13 cm part 1 matjaz vidmar yt3mv 96 107
19 september 2001 page 12 of 69
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edition title author pages
23 cm band
1986 3 tuneable vhf to shf bandpass filter carsten vieland dj4gc 177 185
1986 3 microstrip transverters for 23 and 13 cm part 2 matjaz vidmar yt3mv 143 164
1987 2 a 250 w 23 cm band power amplifier dragoslav dobricic yu1aw 92 98
1988 1 a 1296 mhz 200 mw driver using smd technology armin roesch hb9mfl 54 59
1988 4 a compact hybrid antenna for 2 m 70 cm and 23 cm hannes fasching oe5jfl 212 217
1989 1 uhf and shf broadband mixers joachim berna dl1ybl 39 45
1989 4 24 23 cm band linear power amplifier module m57762 carsten vieland dj4gc 211 215
1990 4 an unconditionally stable low noise gaasfet preamplifier
dragoslav dobricic yu1aw 202 218
1991 1 the trials and modifications of a 23 cm amplifier a vilaseca hb9slv 47 54
1992 3 microwave directional coupler with front-to-back ratio made from semi rigid circuits
carsten vieland dj4gc 130 139
1994 2 a solid state broadband 80 w amplifier for 24 cm angel vilaseca hb9slv 85 92
1997 1 pre mixer for 23 and 13 cm walter zwickel oe2tzl 20 29
1997 2 23 cm psk packet rdaio transceiver for 1 2 mbit s user access
matjaz vidmar s53mv 74 96
1997 3 a broadband vhf-uhf-shf amplifier andre jamet f9hx 185 186
1999 3 two filters and a diplexer for 23 cm ian waters g3kkd 178 184
2000 3 microwave multi band feed second generation freddy de guchteneire on6ug
130 136
19 september 2001 page 13 of 69
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edition title author pages
3 cm band
1976 4 designation of the microwave bands and waveguides r lentz dl3wr 232 233
1977 1 getting started on the 10 ghz band dr d evans g3rpe 19 29
1977 2 introduction to microwave techniques a description of a 10 ghz transceiver
dr ing a hock dc0mt 66 70
1977 3 further data for construction of horn antennas for the 10 ghz band
t kolpin dk1is 167
1977 3 a transceiver for 10 ghz part 2 dr ing a hock dc0mt 168 178
1977 4 a transceiver for 10 ghz part 3 dr ing a hock dc0mt 247 255
1978 4 the 10 ghz amateur band consideration of present and future technologies
d vollhardt dl3nq 244 251
1979 1 the 10 ghz amateur band consideration of present and future technologies part 2
d vollhardt dl3nq 34 42
1979 1 calibration spectrum generator for the microwave bands up to 10 ghz
u mallwitz dk3uc 43
1979 2 a frequency multiplier for narrow band 3 cm band communications
r griek dk2vf 66 73
1979 2 a 3 cm primary radiator for parabolic antennas r griek dk2vf 74 75
1979 3 a simple radiator for 3 cm parabolic dishes r heidemann dc3os 151 153
1979 4 a transceiver for the 10 ghz band j reithofer dl6mh 208 215
1980 1 ssb on the 10 ghz band information regarding a future description in vhf communications
h fleckner dc8ug 51 52
1980 2 automatic frequency control suppression of acoustic feedback in conjunction with 10 ghz transceivr
dr m wieser oe7wmi 107 111
1980 3 ssb on the 10 ghz band part 1 generation of the local oscillator frequency
h fleckner dc8ug 130 138
1980 3 home made parabolic dishes for microwave applications
s reithofer dl6mh 139 145
1981 1 coaxial shf connectors constructed from bicycle tire valves
e schaefer dl3er 36 37
1981 1 ssb on the 10 ghz band part 2 waveguide modules h fleckner dc8ug 2 12
1981 1 ssb on the 10 ghz band part 3 intermediate frequencies in the 2 m or 70 cm band
h fleckner dc8ug 13 17
1981 2 constant amplitude pll-ssb on the uhf and shf bands
o frosinn df7of 99 104
1981 2 chokes for contactless tuning of waveguide modules e schaefer dl3er 105 107
1981 2 a new method of mounting and feeding gunn elements using a bnc connector
k buchenrieder dd0mq 108 109
1981 3 an extremely low noise 96 mhz crystal oscillator for uhf shf applications
b neubig dk1ag 135 143
19 september 2001 page 14 of 69
topic
edition title author pages
3 cm band
1981 4 an extremely low noise 96 mhz crystal oscillator for uhf shf applications part 2
b neubig dk1ag 194 203
1981 4 line of sight microwave communications h shlager oe3hsc 239 243
1982 2 experiments with a 10 ghz frequency multiplier with interdigital filter coupling
uli mallwitz dk3uc 94 98
1983 1 a stripline gaas-fet preamplifier and mixer for the 10 ghz band part 1
erwin schaefer dl3er 42 48
1983 2 a stripline gaas-fet preamplifier and mixer for the 10 ghz band part 2
erwin schaefer dl3er 112 121
1984 1 a fm transceiver for 10 ghz with dielectrically stabalised oscillator
jochen jirmann db1nv 2 12
1984 2 a 10 ghz fm transceiver with dso another version with a 30 mhz intermediate frequency
jochen jirmann db1nv 89 90
1985 3 a stable crystal controlled source for 10 37 ghz jochen jirmann db1v 146 152
1986 3 tuneable vhf to shf bandpass filter carsten vieland dj4gc 177 185
1986 4 tv satellite receive syatem part 1 low noise 11 ghz down converter
matjaz vidmar yt3mv 194 213
1988 1 rear feed dish radiator with corrugated horn dr med hans schloter dj7gk
8 9
1989 1 uhf and shf broadband mixer carsten vieland dj4gc 39 45
1989 2 circular waveguide components at 10 ghz andrew bell gw4jjw 66 73
1989 2 the microline 3 transverter system the break through in 10 ghz experimental communications part 1
jurgen dahms dc0da 95 102
1989 3 the microline 3 transverter system the break through in 10 ghz experimental communications part 2
jurgen dahms dc0da 172 186
1989 4 screw tuned filter for the x band carsten vieland dj4gc 242 246
1990 1 an injection locked oscillator for the 10 ghz band r g sanson zl1tbg 2 4
1990 2 10 ghz varactor tuned gunn oscillator andrew bell gw4jjw 66 69
1990 3 microwave lense antennas angel vilaseca hb9slv 179 189
1990 4 a new feed for the 3 cm band g tomassetti i4ber 244 247
1992 3 doppler radar in the 10 ghz amateur band part 1 jean-pierre morel hb9rkr 169 181
1992 4 doppler radar in the 10 ghz amateur band part 2 jean-pierre morel hb9rkr 209 225
1994 2 dual band exciter for 10 ghz and 24 ghz josef fehrenbach dj7fj 111 116
1995 1 gaasfet power amplifier stages up to 5 w for 10 ghz peter vogl dl1rq 52 63
1996 4 10 ghz eme basic principles and discoveries josef fehrenbach dj7fj 224 243
1997 1 a 10 g hz super regenerative receiver andre jamet f9hx 2 12
19 september 2001 page 15 of 69
topic
edition title author pages
3 cm band
1997 2 using a dro as a transmitter andre jamet f9hx 66 73
1998 1 design and assembly of a noise matched hetro junction gaasfet 10 4 ghz amplifier using puff
harald fleckner dc8ug 18 29
1999 3 dielectric antenna for 3 cm bob platts g8zop 187 188
1999 3 dielectric antenna for 3 cm bob platts g8ozp 187 188
2000 3 microwave multi band feed second generation freddy de guchteneire on6ug
130 136
19 september 2001 page 16 of 69
topic
edition title author pages
3 m band
1975 2 a stereo vhf fm receiver with frequency synthesiser part 1 circuit description
j kestler dk1of 66 77
1975 3 a stereo vhf fm receiver with frequency synthesiser part 2 construction
j kestler dk1of 130 145
1975 4 a stereo vhf fm receiver with frequency synthesiser part 3 power supply and notes
j kestler dk1of 200 202
19 september 2001 page 17 of 69
topic
edition title author pages
4 m band
1969 2 the 70 mhz dl6sw fet converter d t hayter g3jhm 123
19 september 2001 page 18 of 69
topic
edition title author pages
6 cm band
1980 1 receive mixer for the 6 cm band r heidemann dc3os 46 50
1981 3 an extremely low noise 96 mhz crystal oscillator for uhf shf applications
b neubig dk1ag 135 143
1981 4 an extremely low noise 96 mhz crystal oscillator for uhf shf applications part 2
b neubig dk1ag 194 203
1982 2 a receive conveter for the 6 cm band thomas morzinck dd0ot 89 93
1982 4 a 6 cm transmitter for fm and ssb hans-j senckel df5oz 209 213
1983 4 a 6 cm preamplifier equipped with the mgf1400 and a push pull mixer for transmit and receive
hans wessels pa2hwg 210 217
1987 4 5760 mhz power amplifier using yd1060 roman wesolowski dj6ep 204 209
1989 1 uhf and shf braodband mixers carsten vieland dj4gc 39 45
1991 1 a 6 cm transverter using stripline technology part 1 peter vogl dl1rq 16 30
1991 2 a 6 cm transverter using stripline technology part 2 peter vogl dl1rq 69 73
2000 3 microwave multi band feed second generation freddy de guchteneire on6ug
130 136
19 september 2001 page 19 of 69
topic
edition title author pages
6 m band
1992 4 ssb transceiver for 50 mhz using 50 ohm modules part 1
wolfgang schneider dj8es 241 250
1993 1 ssb transceiver for 50 mhz using 50 ohm modules part 2
wolfgang schneider dj8es 48 57
1993 2 ssb transceiver for 50 mhz using 50 ohm modules part 3
wolfgang schneider dj8es 101 108
19 september 2001 page 20 of 69
topic
edition title author pages
70 cm band
1969 1 144 mhz 432 mhz transverter for low power and field day applications
l wagner dl9ju 31 35
1969 2 432 144 mhz converter with silicon transistor complement
e krahe dl9gu 96 97
1969 2 432 144 mhz converter with silicon transistor complement
e krahe dl9gu 65 72
1969 4 a ten watt transmitter for 70 cm h j franke dk1pn 243 248
1970 2 cheap varactor diodes for the 70 cm transmitter using the ec8020 tube
h j franke dk1pn 123
1970 2 a universal vhf-uhf transmitter for am and fm r lentz dl3wr 87 102
1970 3 a universal vhf-uhf transmitter for am and fm part 2
r lentz dl3wr 153 159
1970 3 coaxial low pass filter for vhf and uhf h j dohlus dj3oc 166 178
1970 4 stripline transverter for 70 cm k eichel dc6hy 225 239
1970 4 a simple vhf-uhf calibration spectrum generator k eichel dc6hy 240 243
1971 1 a 70 cm transmitter with vxo exciter e berberich dl8zx 33 39
1971 2 a 28 mhz 432 mhz transmit converter with fet mixer f weingartner dj6zz 99 106
1971 2 simple stripline reflectometers for 144 mhz and 432 mhz
r griek dk2vf 89 92
1971 3 a ground station for satellite communications via oscar 6
dr a gschwindt ha8wh 145 149
1971 4 simple 70 cn transverter for portable equipment j reithofer dl6mh 217 221
1971 4 inexpensive varactor diodes editors 221
1971 4 stripline bandpass filter for 70 cm j reihofer dl6mh 222 223
1972 2 an 18 w power amplifier for 432 mhz with printed striplines
k hupfer dj1ee 88 91
1972 3 a stripline power amplifier for 70 cm using a 2c39 tube
a tautrim dj2pu 144 157
1973 3 receive converter 432 mhz 28 mhz matching the transmit converter dj6zz 002
j dahms dc0da 160 164
1973 3 miniature receive converter for 432 mhz 144 mhz for portable operation and df hunts
g hoffschildt dl9fx 173 176
1974 1 transistorised linear amplifier for 70 cm g freytag dj3sc 30 37
1974 2 a linear transverter for 2 m 70 cm with double conversion
w rahe dc8nr 89 106
1975 2 a simple 70 cm power amplifier equipped with the 2c39
k weiner dj9ho 78 82
1975 2 a versatile 70 cm converter with schottky diode mixer b lubbe dj5xa 83 89
19 september 2001 page 21 of 69
topic
edition title author pages
70 cm band
1976 2 concept of a combined ssb station for both 2 m and 70 cm
a wurzinger dj4bh 116 117
1976 3 a transmit converter for 432 mhz with schottky ring mixer
f weingartner dj6zz 142 150
1977 1 two stage atv linear amplifier for 435 mhz g sattler dj4lb 10 13
1977 2 the 70 cm fm transceiver ulm 70 part 1 introduction block diagrams variations
i sangmeister dj7oh 104 108
1977 2 a coaxial line power amplifier for 70 cm equipped with 4cx250b
w rahe dc8nr 71 84
1977 3 a simple bandpss filter for the 70 cm band h j brandt dj1zb 152 156
1977 3 the 70 cm fm transceiver ulm 70 part 2 the receiver i sangmeister dj7oh 130 142
1977 4 a new concept for 2 m to 70 cm transverters e berberich dl8zx 229 232
1977 4 the 70 cm fm transceiver ulm 70 part 3 the transmitter
i sangmeister dj7oh 194 203
1978 1 the 70 cm fm transceiver ulm 70 part 4 mechanical construction an wiring
i sangmeister dj7oh 42 47
1978 1 a new type of preamplifier for 145 mhz and 435 hhz receivers
m martin dj7vy 30 36
1978 2 harmonic filter for the ulm 70 and ulm 70 s transceivers
i sangmeister dj7oh 82 84
1978 2 the ulm 70 s an fm transceiver for the 70 cm band with synthesiser
i sangmeister dj7oh 85 99
1978 3 the frequency control loop for a 433 mhz vco t krieg dk8gy 186 190
1980 3 modern receive converter fo 70 cm receivers using dj7vy 002 on the 70 cm band
m lass dj3vy 148 154
1980 4 a simple two band omnidirectional antenna for 2 m and 70 cm
k j schopf db3tb 230 231
1980 4 a home made reflectometer for vhf and uhf applications manufactured from plumbing materials
h c als dc4iq 226 229
1981 1 a portable home made yagi antenna for the 70 cm band
h j griem dj1sl 18 24
1981 3 a ring mixer module for the dj4lbi atv transmitter b roessle dj1jz 167 172
1982 1 a noise generator for vhf and uhf michael ulbricht db2gm 38 43
1982 3 using the gaas-fet s 3030 in a 70 cm preamplifier editors 139 141
1982 4 a compact 70 cm transverter for 2 m transceivers bernd bartkowiak dk1va 227 235
1983 3 a 2 m 70 cm ssb transmitter with high spurious rejection part 1
gunther borchert df5fc 163 170
1983 4 a 2 m 70 cm ssb transmitter with high spurious rejection part 2
gunther borchert df5fc 235 246
1985 3 helica antenna for the 70 cm band alois aigner dl6xe 130 132
19 september 2001 page 22 of 69
topic
edition title author pages
70 cm band
1986 1 active probe scaler 400 1300 mhz a r jenkins zl2tvt 13 17
1986 1 oil cooling for high power tubes franz r rathenow df9zt 41 46
1986 2 a miniature 70 cm handheld fm transceiver jochen jirmann db1nv 85 95
1987 1 dimensioning stacked yagi antennas using the superposition technique
wolfgang borschel dk2do 27 30
1987 3 additional notes on the 70 cm handheld db1nv 004 g prokoph dl5np 150 151
1988 1 a 2 m 70 cm antenna splitting filter joachim kestler dk1of 26 30
1988 1 70 cm converter using gaas-fet cf300 wolfgang schneider dd2ek
50 53
1988 1 wideband power divider combiner for the 2 m and 70 cm bands
konrad hupfer dj1ee 2 7
1988 4 a compact hybrid antenna for 2 m 70 cm and 23 cm hannes fasching oe5jfl 212 217
1988 4 432 mhz linear pa using 3 x 2c39ba dragoslav dobricic yu1aw 233 237
1989 1 uhf and shf braodband mixers carsten vieland dj4gc 39 45
1990 2 universal synthesiser for frequencies up to and above 1000 mhz part 1
gunther borchert df5fc 99 104
1990 3 universal synthesiser for frequencies up to and above 1000 mhz part 2 conclusion gunther borchert df5fc 139 156
1990 4 simple improvements to the dk2vf microstrip directional coupler
jochen dreier dg8sg 250 253
1994 3 radio astronomical experiments in the 70 cm band dr ing jochen jirmann db1nv
166 173
1995 2 a 28 432 mhz transverter wolfgang scneider dj8es 98 106
1997 3 a broadband vhf-uhf-shf amplifier andre jamet f9hx 185 186
2000 3 low pass filter for 2 m and 70 cm gerhard schmitt dj5ap 156 166
2000 4 low pass filter for 2 m and 70 cm part 2 gerhard schmitt dj5ap 232 240
19 september 2001 page 23 of 69
topic
edition title author pages
9 cm band
1978 1 a local oscillator module for 200 mw at 1152 mhz j dahms dc0da 18 22
1978 1 narrow band filters for the 23 cm 13 cm and 9 cm band
d vollhardt dl3nq 2 11
1978 3 interdigital converters for the ghz amateur bands j dahms dc0da 154 168
1979 3 ssb transmit mixers for the shf bands part 2 the 9 cm band
r heidemann dc3os 144 150
1980 4 local oscillator transmit mixer and linear amplifier for the 9 cm band
h j senckel df5oz 236 245
1981 2 constant amplitude pll ssb on the uhf and shf bands
o frosinn df7of 99 104
1981 3 an extreemly low noise 96 mhz crystal oscillator for uhf shf applications
b neubig dk1ag 135 143
1981 4 an extreemly low noise 96 mhz crystal oscillator for uhf shf applications part 2
b neubig dk1ag 194 203
1982 3 a power amplifier for 3456 mhz klaus brocker dk1uv 142 147
1982 3 bias voltage circuits for tubes 2c39 3cx100 jan m noeding la8ak 148 149
1984 1 an ssb transmit mixer and linear amplifier foe 3456 mhz
horst burfeindt dc9xg 13 22
1989 1 uhf and shf broadband mixers carsten vieland dj4gc 39 45
1989 4 2 83 ghz dr oscillator hans michl heilbronn 228 231
1989 4 9 cm band power fet linear amplifier werner rache dc8nr 249 254
1989 4 9 cm band tube pa stage roman wesolowski dj6ep 232 241
19 september 2001 page 24 of 69
topic
edition title author pages
amateur television
1972 3 amateur television t bittan g3jvq 184 190
1972 4 amateur television part 2 t bittan g3jvq 241 252
1973 1 a modular atv transmitter g sattler dj4lb 2 15
1973 1 an atv pulse centre k wilk dc6yf 54 59
1973 2 a modular atv transmitter part 2 g sattler dj4lb 66 80
1973 3 tv pattern generator k wilk dc6yf 177 189
1973 4 tv pattern generator additional board grid and dot generator
k wilk dc6yf 250 254
1974 3 a domestic tv receiver as a video monitor k wilk dc6yf 186 190
1975 2 a veratile 70 cm converter with schottky diode mixer b lubbe dj5xa 83 89
1975 2 modifications to the atv transmitter dj4lb p a johnson g8eim 111 115
1976 1 atv information j grimm dj6pi 19 23
1976 2 receive converter with schottky diode mixer for 24 cm b lubbe dj5xa 80 89
1976 2 atv information j grimm dj6pi 90 95
1976 3 estimating the signal to noise ratio of an atv link r lentz dl3wr 155 157
1977 1 a vestigal sideband filter for atv j grimm dj6pi 14 18
1977 1 two stage atv linear amplifier for 435 mhz g sattler dj4lb 10 13
1977 1 transistor linear amplifiers for atv operation g sattler dj4lb 2 9
1977 4 a modular atv transmitter with video and audio modulation at if level
g sattler dj4lb 233 246
1981 1 an atv transmitter for the 24 cm band constructed from modules described in vhf communications
g sattler dj4lb 25 30
1981 2 a linear amplifier for 1250 mhz using the bfq68 g sattler dj4lb 95 98
1981 3 a ring mixer module for the dj4lb atv transmitter b roessle dj1jz 167 172
1981 4 an easy to build tv pattern generator l damrow dc7ep 230 234
1984 3 suggestions for standardising sstv and fax transmissions
w v driessche on6vd 181
1984 4 colour test image generator for amateur television applications
d meendermann dc1bp 194 204
1986 1 digital picture storage for sstv fax and wefax h schroeter dk3vf 53 63
1986 3 if amplifier and demodulator for wideband fm amateur television
j grimm dj6pi 165 176
1987 1 colour test image generator improved resolution d petigi dd1pe 57 58
1987 2 television field strength indicator r berres df6uw 110 112
19 september 2001 page 25 of 69
topic
edition title author pages
amateur television
1988 1 atv fm driver for the 13 cm band h rathke dc1op 39 49
1988 1 70 cm converter using gaas fet cf300 w schneider dd2ek 50 53
1988 1 improved afc unit for the dj4lb atv transmitter r berres df6uw 35 38
1988 4 fm television for the amateur j wood g3yqc 194 211
1989 1 fm atv in the ghz range part 2 sound carrier circuits and tuning voltage dc converter
w schneider dd2ek 57 60
1989 1 fm atv in the ghz range part 1 23 cm transmitter w schneider dd2ek 25 30
1989 2 further improvements to the dj4lb 002a atv audio section
a meier dc7ma 103 104
1989 2 atv sound pll for the dj4lb 002a board a meier dc7ma 105 107
1989 3 vision sound combiner for am atv transmitter r berres df6wu 157 162
1990 1 sat-x receiver for the satellite if band 900 1700 mhz
m salewski dc9do 10 22
1990 2 a universal sound vision unit for fm atv transmitters gunter sattler dj4lb 105 114
1991 1 an fm atv receiver for the 23 cm band w schneider dj8es 3 15
1991 1 10 ghz atv the easy way part 1 j toon g0fnh 43 46
1991 2 10 ghz atv the easy way part 2 j toon g0fnh 102 106
1991 3 modifications of the fm atv transmitter dd2ek 002 increasing the output power to 50 mw
w schneider dj8es 158 159
1991 4 10 ghz atv the easy way part 3 j toon g0fnh 220 228
1991 4 atv with twin sound channels part 1 r tappert 194 199
1992 1 atv with twin sound channels part 2 r tappert 2 10
1992 2 a 10 ghz television transmitter stabalised by a dielectric resonator
d roussel f6iwf 66 75
1992 2 10 ghz atv the easy way part 4 j toon g0fnh 119 122
1992 3 a digital slow scan television transmit coder j j noel f6ilr 140 150
1993 4 addenda and comments on the article a 10 ghz fm atv tramsmitter with dielectric resonator
g sattler dj4lb 237 240
1994 1 suppression of interference to 70 cm atv by using a highly selective notch filter
e berberich dl8zx 45 55
1994 2 13 cm fm atv exciter r erping db9jc 119 124
1995 1 modifying satellite receiving systems for 10 ghz fm atv operation
denys roussel f6iwf 2 17
1995 4 the worlds smallest 10 ghz atv transmitter angel vilaseca hb9slv 246 252
1998 2 a state of the art 13 cm amateur television transmitter part 1
henk medenblik bsc pe1jok
66 74
19 september 2001 page 26 of 69
topic
edition title author pages
amateur television
1998 3 a state of the art 13 cm amateur television transmitter part 2
henk medenblik bsc pe1jok
146 158
1998 4 a state of the art 13 cm amateur television transmitter part 3
henk medenblik bsc pe1jok
236 244
1999 3 uhf tv masthead pre amplifier graham baker zl1tof 185 186
1999 4 receive amateur television with this low cost conversion of a pace prd800 satellite receiver
bob head g7npe 249 253
1999 4 receive amateur television with this low cost conversion of a pace prd800 satellite receiver
duncan head g7pne 249 253
2000 1 5 7 ghz atv converter helmut neidel dl1in 24 29
2000 3 suplement to article on 5 7 ghz atv converter helmut neidel dl1in 186 187
19 september 2001 page 27 of 69
topic
edition title author pages
antenna technology
1969 1 the hb8cv antenna for vhf and uhf h j franke dk1pn 26 30
1969 2 determining the impedance of rod antennas in the vhf range
h j dohlus dj3qc 98 109
1969 3 determining the impedance od quarter wave ground plane antennas
h j dohlus dj3qc 160 168
1970 1 a tiltable antenna with selectable polarity e reith dj9jt 12 20
1971 2 a quadruple quad antenna an efficient portable antenna for 2 metres
m ragaller dl6dw 82 84
1971 2 standing wave ratio and cable attenuation j strrm dc6ye 85 88
1971 3 a 4 element yagi antenna for 23 cm h w binder dc8xb 132 133
1973 2 theory advantages and types of antennas for circular polarisation at uhf
dr ing a hock dc0mt 110 115
1973 2 circular polarisation on 2 metres t bittan g3jvq 104 109
1973 3 further data for construction of horn antennas for the 10 ghz band
t kolpin dk1is 167
1973 4 antenna notebook t bittan g3jvq 220 223
1974 1 antenna notebook t bittan g3jvq 38 41
1974 1 calculation of the elevation and azimuth angles for antenna control for moonbounce communications
p raicgle dj6xv 42 45
1974 2 antenna notebook t bittan g3jvq 82 84
1974 2 six element collinear antenna with reflector plate for the 24 cm band using stripline balun
m munich dj1cr 85 88
1974 3 antenna notebook t bittan g3jvq 147 148
1974 3 a helical antenna for 70 cm w stich oe1ghb 149 155
1974 3 losses encountered when interconnecting cables having incorrect impedance
dr p brumm dl7hg 142 146
1974 4 antenna notebook oscar 7 antennas t bittan g3jvq 248 251
1975 1 a long yagi antenna for 1296 mhz r lentz dl3wr 32 33
1975 1 antenna notebook further details on circular polarisation
t bittan g3jvq 21 25
1975 1 measurements on a quadruple quad antenna g schwarzbeck dl1bu 26 31
1975 2 a 40 element collinear antenna for 23 cm g korner dk2jr 108 110
1975 2 a four element yagi antenna for the 23 cm band using stripline balun
b lubbe dj5xa 106 107
1975 2 a stacked tubular slot antenna for the 23 cm band g korner dk2lr 103 105
1975 3 antenna notebook antennas for mobiletelecommunications
t bittan g3jvq 168 173
19 september 2001 page 28 of 69
topic
edition title author pages
antenna technology
1975 4 a collinear antenna for the 13 cm band k hupfer dj1ee 236 238
1976 1 antenna notebook t bittan g3jvq 55 60
1976 3 the most important features and characteristics of ghz antennas
h berner vde ntg 130 141
1976 4 tubular radiator for parabolic antennas in the 13 cm band
h j griem dj1sl 207 214
1976 4 balun transformers for 23 cm and 13 cm from semi ridgid cable
editors 221
1977 1 corner reflector antennas r lentz dl3wr 57 58
1977 1 horn antennas for the 10 ghz band dr dain exans g3rpe 28 29
1977 1 antenna notebook t bittan g3jvq 52 56
1977 2 horn radiators for the 10 ghz band dr ing a hock dc0mt 69 70
1977 3 yagi antennas principle of operation and optimum design criteria
g hoch dl6wu 157 166
1977 4 more gain with yagi antennas g hoch dl6wu 204 211
1978 1 antenna splitting filter for broadcast and 144 mhz j kestler dk1of 37 41
1978 1 loop yagi antennas r lentz dl3wr 23 29
1978 2 electronic control of antenna rotators part 1 programming using preset trimmer potentiometers
j kestler ok1of 114 118
1978 3 calculation of the elevation and azimuth of the antenna for meteosat reception
r lentz dl3wr 173 174
1979 2 a 3 cm primary radiator for parabolic antennas r griek dk2vf 74 75
1979 3 a simple radiator for 3 cm parabolic antennas r heidemann dc3os 151 153
1979 3 a system for reception and display of meteosat images part 1
r tellert dc3nt 130 140
1979 3 optimum spacings of directional antennas g hoch dl6wu 154 161
1979 4 electronic control of antenna rotators part 2 digital programming with bcd inputs
j kestler dk1of 238 250
1979 4 big wheel an omnidirectional antenna for the 23 cm band
th morzinck dd0ot 203 207
1980 1 a remote polarisation switching unit for crossed yagi antennas
h stoll dg7so 33 35
1980 3 home made parabolic dishes for microwave applications
s reithofer dl6mh 139 145
1980 4 a simple two band omnidirectional antenna for 2 m and 70 cm
k j schopf db3tb 230 231
1981 1 a portable home made yagi antenna for the 70 cm band
h j griem dj1sl 18 24
19 september 2001 page 29 of 69
topic
edition title author pages
antenna technology
1981 2 a simple method of switching the direction of circular polarised antennas
t bittan g3jvq 118
1981 4 antennas for reception of orbiting weather satellites in the 137 mhz band
t bittan g3jvq 214 218
1981 4 line of sight microwave communications h schlager oe3hsc 239 243
1982 1 the optimum s element antenna leif asbrink sm5bsz 19 23
1982 3 extreemly long yagi antennas guenter hoch dl6wu 130 138
1983 3 a helical antenna for the 23 cm band hans j griem dj1sl 184 190
1983 3 antenna polarisation for oscar 10 gunther schwarzbeck dl1bu
182 183
1983 4 determining the antenna gain in the ghz range erich stadler dg7gk 202 203
1984 4 a programmable rotator control manfred claar df9ey 232 246
1985 2 loop yagi antenna design for 13 cm josef grimm dj6pi 72 78
1985 2 estimating the gain of yagi antennas from chart data gunther hoch dl6wu 121 124
1985 3 polarisation performance of circularly polarised antennas
matjaz vidmar yu2umv 173 177
1985 3 helical antenna for the 70 cm band alois aigner dl6xe 130 132
1985 3 the directional coupler function and use erich stadler dg7gk 178 184
1985 3 determination of antennas gain what's actually behind it all bernd von bojan dj7ye 185 191
1985 4 micro stripline antennas friedrich krug dj3rv 194 202
1986 1 antenna position calculations for measurments of cosmic radio sources and eme communications
peter gerber hb9bni 35 37
1986 1 two band 1 2 2 4 ghz feed horh for parabolic antennas
harald fleckner dc8ug 47 52
1986 2 the yu0b yagi antenna dragoslav dobricic yu1aw 66 80
1986 3 reflection coefficient erich stadler dg7gk 186 188
1986 4 tv satellite receive system part 1 low noise 11 ghz down converter
matjaz vidmar yt3mv 194 213
1987 1 dimensioning stacked yagi antennas using the superposition technique
wolfgang borschel dk2do 27 30
1987 2 the dopler effect over radio links using active or pasive reflectors
peter gerber hb9bni 88 91
1988 1 rear feed dish radiator wit corrugated horn dr med hahs schloter dj7gk
8 9
1988 1 a 2 m 70 cm antenna splitting filter jochim kestier dk1of 26 30
1988 1 receiving meteosat with yagis andreas schaumburg df7zw
15 18
19 september 2001 page 30 of 69
topic
edition title author pages
antenna technology
1988 4 an introduction to moonbounce eme willi rass df4nw 218 232
1988 4 a compact hybrid antenna for 2 m 70 cm and 23 cm hannes fasching oe5jfl 212 217
1990 1 41 element yagi for the 13 cm band philipp prinz dl2am 40 43
1990 2 stacked loop yagi antenna for meteosat reception a e chicken g3bik 85 98
1990 2 a magnetic loop antenna for 2 metres john winsor g0jxu 118 122
1990 2 wg20 dish mount andrew bell gw4jjw 115 117
1990 3 microwave lense antenna angel vilaseca hb9slv 179 189
1990 4 tropospheric forward scatter propogation wolfgang borschel dk2do 248 249
1990 4 a new feed for the 3 cm band g tomassetti i4ber 244 247
1991 2 a home built satellite dish steering system john barker 120 122
1991 4 magnetically coupled yagi antennas overlooked by amateurs eugen berberich dl8zx 247 251
1991 4 uhf antenna with vertical polarisation but no vertical dimension
jurgen langer dj5at 234 240
1991 4 a cylinder parabolic antenna with compact meteosat converter
dipl ing detlef burchard 211 219
1991 4 omnidirectional waveguide slot antenna for horizontal polarisation part 1
klaus solbach dk3ba 200 205
1992 1 omnidirectional waveguide slot antenna for horizontal polarisation part 2
klaus solbach dk3ba 11 17
1992 2 low feedback coupling of a poly directional antenna for contest operation
eugen berberich dl8zx 97 99
1992 2 a very low noise aerial amplifier matjaz vidmar yt3mv 90 96
1992 3 vhf uhf sloping vee antennas r a formato phd k1poo 151 157
1992 4 active antenna for the frequency range from 10 khz to 50 mhz
dr ing jochen jirmann db1nv
226 231
1993 1 dopler direction finder with improved characteristics dipl ing detlef burchard 2 18
1993 4 an antenna for all meteors richard a formato k1poo 227 230
1994 1 maximum bandwidth monopole antennas richard a formato k1poo 19 23
1994 2 improved impedance performance of the extended double zepp antenna
richard a formato k1poo 78 84
1994 3 improving impedance bandwidth of vhf uhf yagis by decreasing the driven element f d ratio
richard a formato k1poo 142 150
1994 4 a stripline antenna for 10 ghz angel vilaseca hb9slv 238 244
1994 4 a hybrid antenna switch for the 23 cm band wolfgang schneider dj8es 235 237
19 september 2001 page 31 of 69
topic
edition title author pages
antenna technology
1994 4 a practical loop antenna for hf carl g lodstrom sm6mom w6
230 234
1994 4 a diy receiver for gps and glonass satellites part 3b quadrifilar backfire helix antenna
matjaz vidmar s53mv 197 200
1995 1 calculating the focal point of an offset dish antenna ing jiri otypka csc 25 30
1995 2 a big wheel antenna for the 70 cm band eugen berberich dl8zx 123 126
1996 1 easily assembled uhf vhf antennas for the radio amateur
eugen berberich dl8zx 2 9
1996 1 design parameters for impedance loaded wideband antenna
richard a formato k1poo 42 54
1996 1 realibility of gain specifications for antennas steen gruby oz9zi 10 19
1996 1 improved impedance loading for wideband antennas richard a formato k1poo 20 29
1996 2 improved feed for the off centre fed dipole richard a formato k1poo 90 93
1996 2 active reception antennas calculations and experiments part 1
dipl ing detlef burchard 72 89
1996 3 active reception antennas calculations and experiments part 2
dipl ing detlef burchard 157 164
1996 3 more on the off centre fed dipole richard a formato k1poo 181 184
1997 2 a genetically designed yagi richard a formato k1poo 116 123
1998 2 how good are genetically designed yagi richard a formato ww1rf 87 93
1998 3 computer assisted design of high gain yagi aerials leif asbrink sm5bsz 130 145
1999 1 improving vhf antenna systems with high impedance yagis
richard a formato ww1rf 38 52
2000 3 microwave multi band feed second generation freddy de guchteneire on6ug
130 136
2000 4 a quadrifilar helix antenna for orbiting weather satellites
dipl ing d burchard 201 214
2001 1 modern patch antenna design part i gunthard kraus dg8gb 49 63
2001 2 modern patch antenna design part ii gunthard kraus dg8gb 66 86
2001 3 designing long yagis with ygo3 richard a formato ww1rf 139 155
2001 3 an interesting program pcaad21 an antenna analysis program
gunthard kraus dg8gb 166 175
19 september 2001 page 32 of 69
topic
edition title author pages
audio frequency technology
1969 4 active audio filters part ii d e schmitzer dj4bg 226 235
1969 4 active audio filters part i d e schmitzer dj4bg 218 225
1970 4 speech processing d e schmitzer dj4bg 217 224
1970 4 steep skirted active audio filters d e schmitzer dj4bg 210 216
1971 1 speech processing practical circuit of an efficient clipper
d e schmitzer dj4bg 1 5
1971 2 an integrated audio amplifier using the pa237 d e schmitzer dj4bg 115 120
1971 4 a simple modulator for fm transmitters k p timmann dj9zr 233 234
1971 4 an audio frequency rtty converter dr a gschwindt ha8wh 224 232
1972 1 an integrated af amplifier and voltage stabaliser d e schmitzer dj4bg 34 39
1973 4 an integrated receiver system for am fm ssb and cw part 4 af amplifier and cw filter
h j franke dk1pn 208 211
1974 2 an integrated receiver system for am fm ssb and cw part 6 psu af low pass filter and s meter
h j franke dk1pn 107 113
1975 1 active bandpass filters using rc components part 1 theory
d e schmitzer dj4bg 15 20
1975 2 active bandpass filters using rc components part 2 practical construction
d e schmitzer dj4bg 93 102
1976 3 a second version of the modular af amplifier and voltage stabaliser
d e schmitzer dj4bg 175 180
1976 4 calling tone decoder and oscillator r reuter dc6fc 252 255
1977 1 interesting linear integrated circuits d e schmitzer dj4bg 44 51
1977 2 a triangular wave generator h j ehrke dc7le 121 123
1979 1 an fm transceiver for the 2 m band part 1 the receiver
j kestler dk1of 44 53
1987 2 switched capacitor audio filter werner rahe dc8nr 113 125
2001 2 digital speech store wolfgang scneider dj8es 87 91
2001 3 digital speech store instructions and improvements to the article in issue 2 2001
wolfgang schneider dj8es 156 157
19 september 2001 page 33 of 69
topic
edition title author pages
dsp techniques
1988 2 digital signal processing techniques for the radio amateur theoretical part
matjaz vidmar yt3mv 76 97
1989 1 digital signal processing techniques for the radio amateur part 2 design of a dsp computer
matjaz vidmar yt3mv 2 24
1989 2 digital signal processing techniques for the radio amateur part 3 construction use of dsp computer
matjaz vidmar yt3mv 74 94
1989 3 digital signal processing techniques for the radio amateur part 4a application software
matjaz vidmar yt3mv 130 137
1989 4 digital signal processing techniques for the radio amateur part 4b application software
matjaz vidmar yt3mv 216 227
1990 2 amateur radio applications of the fast fourier transform part 1
matjaz vidmar yt3mv 123 126
1990 3 amateur radio applications of the fast fourier transform part 2a
matjaz vidmar yt3mv 130 138
1990 4 amateur radio applications of the fast fourier transform part 2b
matjaz vidmar yt3mv 219 229
1991 3 dsp computer update no 1 matjaz vidmar yt3mv 147 157
1991 4 simple doubling of data storage capacity of the dsp computer
heinz kriegelstein1991 4 206 210
1992 4 a 1 mbyte sram card for the dsp computer matjaz vidmar yt3mv 204 208
1993 3 programming the dsp computer gunther hofmann dk2tx 178 180
19 september 2001 page 34 of 69
topic
edition title author pages
fax technology
1985 3 fm am converter for facsimile reception and picture display with the yu3umv picture store
drs tjapke knoeff 169 172
1986 1 digital picture storage for sstv fax and wefax h schroeter dk3vf 53 63
19 september 2001 page 35 of 69
topic
edition title author pages
filters
1970 3 coaxial low pass filters for vhf and uhf h j dohlus dj3oc 166 178
1970 4 steep skirted active audio filters d e schmitzer dj4bg 210 216
1971 3 interdigital bandpass filter for 23 cm h j franke dk1pn 141 144
1971 4 stripline bandpass filter for 70 cm j reithofer dl6mh 222 223
1975 4 a simple bandpass filter for the 2 m band h j brandt dj1zb 244 249
1977 3 a simple bandpass filter for the 70 cm band h j brandt dj1zb 152 156
1978 1 narrow band filters for the 23 cm 13 cm and 9 cm band
d vollhardt dl3nq 2 11
1978 1 antenna splitting filter for broadcast and 144 mhz j kestler dk1of 37 41
1978 2 harmonic filter for the ulm 70 and ulm 70s tranceivers
i sangmeister dj7oh 82 84
1978 3 interdigital converters for the ghz amateur bands coupled microstrip lines as filters
j dahms dc0da 154 168
1983 3 input filters for receive applications in the 144 mhz range
istan szabo op of ha5kfv 141 147
1983 4 measuring aids and a harmonic filter for the v mos transistor 100 w power amplifier for 144 mhz
harald braubach dl1gbh 247 254
1986 3 tuneable vhf to shf bandpass filter carsten vieland dj4gc 177 185
19 september 2001 page 36 of 69
topic
edition title author pages
fundamentals
1969 1 phased locked oscillator for transmit and receive mixers amateur radio equipment
k p timmann dj9zr 11 25
1969 2 regarding the dj7zv dj9zr phased locked oscillator
g loebell dj6ah 85 86
1969 2 preamplifiers to improve speech intelligibility under poor operating conditions
e schmitzer dj4bg 110 114
1969 2 a coaxial relay with a high coupling attenuation and good swr
e berberich dl8zx 124 125
1969 3 the effesct of the printed circuit base material on the q of printed inductances
k p timmann dj9zr 127 128
1969 3 linear integrated circuits for amateur applications d e schmitzer dj4bg 151 157
1969 3 a calibrated attenuator j wasmus dj4au 169 173
1969 3 a simple electronic fuse g laufs dl6ha 174 178
1969 4 linear integrated circuits for amateur applications d e schmitzer dj4bg 196 204
1970 1 is fm advantageous on the vhf uhf bands d e schmitzer dj4bg 21 24
1970 2 a digital discriminator accessory for fm demodulation d e schmitzer dj4bg 105 110
1970 3 experiments with a crystal discriminator d e schmitzer dj4bg 147 152
1971 2 standing wave ratio and cable attenuation j sturm dc6ye 85 88
1971 3 a new method of frequency multiplication for vhf and uhf ssb
k meinzer dj4zc 172 176
1971 3 am demodulators using silicon semiconductors d e schmitzer dj4bg 190 193
1971 3 basic digital circuits d e schmitzer dj4bg 150 155
1971 4 striplines for vhf and uhf k hupfer dj1ee 207 216
1971 4 signal rejection d e schmitzer dj4bg 248 250
1972 1 circulators and isolators r lentz dl3wr 55 60
1972 2 circulators and isolators part 2 r lentz dl3wr 98 102
1972 2 phase locked circuits t schad dj8es 80 87
1972 3 dimensioning of microstripline circuits w schumacher dj9xn 130 143
1972 4 dimensioning of microstripline circuits part 2 w schumacher dj9xn 216 228
1972 4 vhf transequatorial propogation r l harrison vk2ztb 194 206
1973 1 vhf transequatorial propogation r l harrison vk2ztb 18 23
1973 3 adjusting the operating point of field effect transistors d e schmitzer dj4bg 146 153
1973 4 antenna notebook circular polarization t bittan g3jvq 220 223
1974 4 meteor scatter theory and practice th dambold dj5dt 194 203
19 september 2001 page 37 of 69
topic
edition title author pages
fundamentals
1975 1 a linear transponder for amateur radio satellites dr k meinzer dj4zc 42 57
1975 4 noise in receive systems r lentz dl3wr 217 235
1976 1 matching circuits for schottky ring mixers j kestier dk1of 13 18
1976 3 estimating the signal to noise ratio of an atv link r lentz dl3wr 155 157
1976 3 design of transistor frequency multipliers dr ing h schierholt dl3zu 151 154
1976 4 mixer and preamplifier noise at shf d voilhardt dl3nq 234 242
1976 4 designation of the microwave bands and waveguides r lentz dl3wr 232 233
1977 1 overtone crystal oscillators in series and parallel resonance
h j brandt dj1zb 38 43
1977 1 reducing the output power of transistorised ssb transmitters and transverters
h j dierking dj6ca 37
1977 2 stabalising the operating point of transistors with directly grounded emitter
e schmitzer dj4bg 100 103
1977 2 zener diode noise in oscillator and multiplier circuits h j franke dk1pn 98 99
1977 3 the afc loop a simple and cheap method of obtaining stable vhf frequencies
g hoffschildt dl9fx 184 188
1977 3 selective frequency multipliers h j brandt dj1zb 143 151
1977 4 the sine converter dipl ing detlef burchard 237 251
1977 4 a new concept for 2 m and 70 cm transverters e berberich dl8zx 229 232
1978 1 simplified measurements of spurious signals of vhf transmitters
h j brandt dj1zb 59 61
1978 1 applications of cmos circuits g heeke dc1ow 53 58
1978 1 shf transmit converter with a varactor diode with high efficiency and low intermodulation
h fleckner dc8ug 12 17
1978 2 atom frequency standards and standard frequency transmitters
m klein dk7uf 119 124
1978 3 diode applications in frequency multipliers for the microwave range
h fleckner dc8ug 145 153
1978 4 the 10 ghz amateur band consideration of present and future technologies
d vollhardt dl3nq 244 251
1979 1 the 10 ghz amateur band consideration of present and future part 2 technologies
d vollhardt dl3nq 34 42
1979 2 attenuators for power matching e wiedenmann dl8xi 117 124
1979 3 quadrature demodulators a meier dc7ma 170 173
1979 3 design of crystal oscillator circuits b neubig dk1ag 174 190
1979 4 design of crystal oscillator circuits part 2 b neubig dk1ag 223 237
19 september 2001 page 38 of 69
topic
edition title author pages
fundamentals
1980 1 a noise blanker for large signal conditions suitable for receivers having a large dynamic range pt1
m martin dj7vy 36 45
1980 1 simple design of quarter wavelength stripline circuits w lerche dc3cl 25 28
1980 1 two stage low noise preamplifiers for the amateur bands from 24 to 12 cm
j grimm dj6pi 2 13
1980 1 simplified inductance calculation for small air spaced coils
h rathke dc1op 23 24
1980 2 a noise blanker for large signal conditions suitable for receivers having a large dynamic range pt2
m martin dj7vy 96 106
1980 2 determining the sensitivity of receive systems with the aid of solar noise
g hoch dl6wu 66 72
1981 2 constant amplitude pll ssb on the uhf and shf bands
o frosinn df7of 99 104
1981 3 coupled microstriplines as filter f schmehr dc8ec 144 147
1981 3 an extreemly low noise 96 mhz crystal oscillator for uhf shf applications
b neubig dk1ag 135 143
1981 4 an extreemly low noise 96 mhz crystal oscillator for uhf shf applications part 2
b neubig dk1ag 194 203
1981 4 a versatile if module suitable for 2 m receivers or as an if module for the shf bands
f krug dj3rv 244 250
1982 1 coherent communications technology ulf-d ernst dk9kr 2 3
1982 1 dynamic range of 2 m transceivers part 1 intro leif asbrink sm5bsz 49 55
1982 1 stabalising the operating point of preamplifiers and linear amplifiers
fred schmehr dc8ec 59 60
1982 2 coherent telegraphy transmissions charles woodson w6ney 66 76
1982 3 the optimum if selectivity for coherent telegraphy ccw bernd neubig dk1ag 163 171
1983 1 a vfo with frequency locked lop dr manfred wieser oe7wmi
32 41
1983 3 vmos transistors in power amplifiers for 144 mhz harald braubach dl1gbh 130 140
1983 3 input filters for receive applications in the 144 mhz range
istvan szabo op of ha5kfv 141 147
1983 4 the dielectric resonator a miniature component for realising stable microwave oscillators filters
jochen jirmann db1nv 194 201
1984 1 using smiths diagrams erich stadler dg7gk 23 28
1984 2 introduction into spread spectrum technology based on a lecture at the weinham vhf convention 1982
h u schmidt dj6ta 115 126
1984 3 introduction into spread spectrum technology based on a lecture at the weinham vhf convention 1982 h u schmidt dj6ta 161 164
1984 3 an optimum crystal filter for coherent telegraphy ccw friedrich krug dj3rv 165 170
19 september 2001 page 39 of 69
topic
edition title author pages
fundamentals
1984 4 simple locus curves in the smith diagram erich stadler dg7gk 227 231
1984 4 diagrams that allow one to easily determine the sensitivity of receive systems using solar noise
wolfgang borschel dk2do 247 250
1985 1 impedance transformation using a quarter wavelength line
erich stadler dg7gk 43 45
1985 2 pll oscillators with delay lines part 3 oscillator module for the 2 m band
joachim kestler dk1of 112 120
1985 2 switched mode power supplies smps part 1 basic theory
jochen jirmann db1nv 79 93
1985 3 pll oscillators with delay lines part 4 carrier noise sidebands
jochim kestler dk1of 138 140
1985 3 the pcb integrated coaxial tuned circuits gerd korner dk2lr 158 160
1985 3 measurement of cable impedance with impulses and sine waves
erich stadletr dg7gk 153 157
1985 3 the noise behaviour of amplifiers wolfram pueschner dk7kb 133 137
1985 4 behaviour of reflected pulses along cables erich stadler dg7gk 227 231
1985 4 power amplifiers how they are operated carsten vieland dj4gc 208 212
1985 4 formulae and diagrams for the approximate calculation of micro striplines
friedrich krug dj3rv 203 207
1986 1 antenna position calculations for measurements of cosmic radio sources and eme communications
peter gerber hb9bni 35 37
1986 3 reflection coefficient erich stadler dg7gk 186 188
1986 3 frequency modulated amateur television atv josef grimm dj6pi 165 176
1986 4 voltage controlled tuned wideband oscillators jochen jirmann db1nv 214 221
1987 1 pll oscillators with delay lines part 5 digital frequency tuning
joachim kestker dk1of 2 12
1987 1 a 10 khz 30 mhz receiver front end part 1 joachim kestler dk1of 13 26
1987 2 the genertaion and demodulation of ssb signals using the phasing method part 1 basic theory
dr ralph oppelt db2np 66 72
1987 3 pc interface for the yu3umv weather picture store hans oppermann 168 174
1987 3 the genertaion and demodulation of ssb signals using the phasing method part 2 signal processing
dr ralph oppelt db2np 130 140
1987 4 pre amplifier pros and cons dragoslav dobriic yu1aw 219 231
1988 1 wideband power divider combiner for the 2 m ans 70 cm bands
konrad hupfer dj1ee 2 7
1988 2 digital signal processing techniques for radio amateur theoretical part
matjaz vidmar yt3mv 76 97
1988 4 stabalising the vco frequency by means of monostables part 1
dr ralph oppelt db2np 238 245
19 september 2001 page 40 of 69
topic
edition title author pages
fundamentals
1989 1 stabalising the vco frequency by means of monostables part 2 continuously tunable vco for 2 m ssb
dr ralph oppelt db2np 46 56
1989 1 uhf and shf broadband mixers carsten vieland dj4gc 39 45
1989 4 2 83 ghz dr oscillator hans michl heilbronn 228 231
1989 4 calculating the sun and moon's kepler elements peter gerber hb8bni 205 210
1989 4 radio astronomy for the vhf uhf radio amateur calculating the sun and moon's kepler elements
hans j hartfuss 194 204
1990 4 the initial results of the garchinger amateur radio astronomy installation
hermann hagn dk8ct 194 201
1990 4 an unconditionally stable low noise gaasfet pre amplifier
dragoslav dobricic yu1aw 202 218
1991 1 a modern professional look at the design of stable crystal oscillators working at high frequencies
bernd neubig dk1ag 35 42
1991 2 a modern professional look at the design of stable crystal oscillators working at high frequencies
bernd neubig dk1ag 74 79
1991 2 puff a cad program for microwave stripline circuits robert e lentz dl3wr 66 68
1991 3 basics of rectifying small ac voltages with semicinductor diodes
dipi ing detlef burchard 168 174
1991 3 hp-appcad a software collection for calculating microwave exercises
robert e lentz dl3wr 160 167
1992 1 a dtmf converter with multiple switching outputs bern bauer df1yw 18 26
1992 1 universal 2 1 economy transformer for dc part 2 dr ing ralph oppelt dl2ndo
27 30
1992 2 new developments in high power travelling wave tube design
dipl ing fritz hanf 104 106
1992 3 a logarithmic detector manufactured using integrated modules
eugen berberich dl8zx 165 168
1992 3 mes-fetishism dipl ing detlef burchard 183 188
1992 4 mes-fetishism ii dipl ing detlef burchard 232 240
1992 4 broadband vco's using microstrip techniques dr ing jochen jirmann db1nv
194 203
1993 1 improvements of the intermodulation performance of modern amateur hf receivers
dr ing jochen jirmann db1nv
38 43
1993 2 output wiring of gaasfet amplifiers eugen berberich dl8zx 120 122
1993 2 theory and practice of the frequency synthesiser part 1
dr ing jochen jirmann db1nv
80 100
1993 2 mes-fetishism iii dipl ing detlef burchard 66 72
1993 2 long delayed radio echoes observations and interpretations
dr volker grassmann df4ai
109 116
19 september 2001 page 41 of 69
topic
edition title author pages
fundamentals
1993 2 output wiring of gaasfet amplifiers eugen berberich dl8zx 120 122
1993 3 emc and its consequences part 1 dipl phys northart rhode 181 188
1993 3 carrier suppression in the ring mixer dipl ing j v parpar 130 138
1993 3 theory and practice of the frequency synthesiser part 2
dr ing jochen jirmann db1nv
139 157
1993 4 emc and its consequences part 2 dipl phys northart rhode 214 220
1994 1 diy gain blocks dipl ing detlef burchard 2 11
1994 1 intermodulation properties of switching diodes dr ing jochen jirmann db1nv
12 18
1994 2 don't be afraid of high frequency transformers dipl ing detlef burchard 93 109
1994 3 logarithmetic converters and measurment of their characteristics
dipl ing detlef burchard 174 190
1995 2 a sweep tuner for the vco carl lodstrom sm6mom w6
66 69
1995 2 frequency doubling using semi conductor diodes dipl ing detlef burchard 91 97
1995 3 linear signal rectification part 1 dipl ing detlef burchard 168 179
1995 4 linear signal rectification part 2 dipl ing detlef burchard 206 216
1996 1 linear signal rectification part 3 conclusion dipl ing detlef burchard 35 41
1996 2 voltage converters 12 24v or above wolfgang schneider dj8es 66 71
1996 2 if amplifier with wide range of adjustments norbert kohns dg1kpn 122 125
1996 2 push pull receiver front end stages in common base circuits the solution to intermodulatiom problem
dr hans sapaotta 111 121
1996 3 a high precision logarithmic intermediate frequency amplifier
dr ing jochen jirmann db1nv
185 188
1996 4 design and realisation of microwave circuits gunthard kraus dg8gb 244 250
1997 1 design and realisation of microwave circuits part 2 gunthard kraus dg8gb 35 56
1997 2 danger parasites d eckart schmitzer dj4bg 97 102
1997 2 noise behaviour of zener diodes dr ing jochen jirmann db1nv
103 109
1997 3 transistor calculations using rules of thumb d eckart schmitzer dj4bg 180 184
1997 3 design and realisation of microwave circuits part 3 gunthard kraus dg8gb 167 179
1997 4 design and realisation of microwave circuits part 4 gunthard kraus dg8gb 209 214
1998 1 design and realisation of microwave circuits part 5 gunthard kraus dg8gb 46 60
1998 1 ghz activities rain scatter as far as basle editors 30
19 september 2001 page 42 of 69
topic
edition title author pages
fundamentals
1998 2 design and realisation of microwave circuits part 5 gunthard kraus dg8gb 75 81
1998 2 a common date time standard for amateur radio ian galpin g1smd 82 83
1998 2 comments on the article design and realisation of microwave circuits part 4
carl g lodstrom sm6mom w6
84 86
1998 2 puff 2 1 improved and expanded version dipl ing a gerstlauer dg5seb
97 101
1998 3 measurement on ceramic resonators carl g lodstrom sm6mom 182 186
1998 4 desiging chebyshev filters for practical operation d eckart schmitzer dj4gb 245 250
1998 4 the ash receiver principles trails and observations dipl ing detlef burchard 226 235
1998 4 wideband and low noise microwave vco matjaz vidmar s53mv 210 225
1998 4 design and realisation of microwave circuits part 6 gunthard kraus dg8gb 194 209
1999 1 individual indication of reasons for cut out by protective circuits of a high power amplifier
jochen dreier dg8sg 53 59
1999 2 hot cold noise temperature measurement in the laboratory and in nature
hermann hagn dk8ci 103 108
1999 2 desiging chebyshev filters for practical operation part 2
d eckart schmitzer dj4gb 109 116
1999 2 design and realisation of microwave circuits part 7 gunthard kraus dg8gb 80 102
1999 3 hf measuring instruments basic circuits and applications part 1
dr ing jochen jirmann db1nv
148 164
1999 3 uhf tv masthead pre amplifier graham baker zl1tof 185 186
2000 2 teflon or epoxy base material harald fleckner dc8ug 90 104
2000 2 the i q modulator described dipl ing j v parpart 106 117
2000 2 logarithmic amplifier up to 500 mhz with ad8307 wolfgang schneider dj8es 119 124
2000 3 teflon epoxy or ro 4000 base material harald fleckner dc8ug 152 155
2000 3 circulators an ring hybrids wolfgang borschel dk2do 179 185
2000 3 earthing in hf and microwave circuits a case for puff gunthard kraus dg8gb 167 178
2000 4 active directional coupler dipl ing j v parpart 241 249
2000 4 high precision frequency standard for 10 mhz wolfgang schneider dj8es 194 200
2000 4 circulators and ring hybrids reader ideas on article in 3 2000
wolfgang borschel dk2do 250 251
2001 1 high precision frequency standard for 10 mhz part ii frequency control via gps
wolgang schneider dj8es 2 8
2001 1 sheilding technology using metalised non-wovens dipl ing hermann l aichele
20 27
2001 1 modern patch antenna design part i gunthard kraus dg8gb 49 63
19 september 2001 page 43 of 69
topic
edition title author pages
fundamentals
2001 1 gmsk the modulation used for mobile communications
prof gisbert glasmachers 9 19
2001 2 the noble art of de-coupling carl g lodstrom sm6mom & kq6ax
114 118
2001 2 is silver-plating worth while ib rf applications wolfgang borschel dk2do 119 122
2001 3 line sections as capacitances or inductances in microwave range
michael hein dk5fi 159 165
19 september 2001 page 44 of 69
topic
edition title author pages
gsp satellite reception
1977 4 gps glonass receiver hardware and software update 1
dipl ing detlef burchard 152 253
1994 1 a diy receiver for gps and glonass satellites part 1
matjaz vidmar s53mv 34 44
1994 2 a diy receiver for gps and glonass satellites part 2
matjaz vidmar s53mv 66 77
1994 3 a diy receiver for gps and glonass satellites part 3
matjaz vidmar s53mv 151 165
1994 4 a diy receiver for gps and glonass satellites part 3b quadrifilar backfire helix antenna
matjaz vidmar s53mv 197 200
1995 1 a diy receiver for gps and glonass satellites part 4
matjaz vidmar s53mv 35 51
1995 2 a diy receiver for gps and glonass satellites part 5
matjaz vidmar s53mv 78 90
1995 3 a diy receiver for gps and glonass satellites part 6
matjaz vidmar s53mv 153 167
1995 4 a diy receiver for gps and glonass satellites part 7
matjaz vidmar s53mv 194 205
1997 3 tips improvements and corrections a gps & glonass satellite receiver
matjaz vidmar s53mv 187 189
19 september 2001 page 45 of 69
topic
edition title author pages
hf equipment
1996 2 an ultra low cost hf ssb cw transceiver with 20w output an agc meter s meter and audio filter pt1
denys roussel f6iwf 94 110
1996 3 an ultra low cost hf ssb cw transceiver with 20w output an agc meter s meter and audio filter pt2
denys roussel f6iwf 148 156
1997 4 an exceptionally low cost hf ssb cw transceiver part 3 description of assembly
denys roussel f6iwf 218 236
1998 1 an exceptionally low cost hf ssb cw transceiver part 4 assembly instructions
denys roussel f6iwf 35 45
1998 2 hf synthesiser 5 to 1450 mhz part 1 bernd kaa dg4rbf 103 121
1998 3 hf synthesiser 5 to 1450 mhz part 2 bernd kaa dg4rbf 159 181
1999 1 tips on and improvements to hf synthesiser from bernd kaa issue 2 and 3 1998 bernd kaa dg4rbf 35 37
19 september 2001 page 46 of 69
topic
edition title author pages
measuring technology
1970 1 a transistorised calibration spectrum generator for two metres
h gotting dl3xw 41 44
1970 1 a calibration spectrum generator for two meters h gotting dl3xw 38 40
1970 4 neutralisation of the dl3xw dj4bg calibration spectrum generator
d e schmitzer dj4bg 244
1970 4 a simple vhf-uhf calibration spectrum generator k eichel dc6hy 240 243
1971 1 a simple method of measuting the frequency deviation c grey ve2aqx 40 43
1971 2 simple stripline reflectometers for 144 and 432 mhz r griek dk2vf 89 92
1971 3 a wideband preamplifier for frequency counters up to 60 mhz
w r kritter dl8tm 156 158
1971 3 a four digit frequency counter module for frequencies up to 30 mhz
f weingartner dj6zz 159 171
1971 4 a digital calibration spectrum generator d e schmitzer dj4bg 194 205
1972 1 a digital calibration spectrum generator part 2 1 001 mhz accesory and power supply
d e schmitzer dj4bg 20 25
1972 2 a 200 khz receiver for synchronising 1 mhz oscillator to the droitwich longwave transmitter
e schmitzer dj4bg 111 118
1972 3 home made reflectometer for 100 1400 mhz r griek dk2vf 164 166
1972 3 a simple fet tester h matuschek dj3my 180 183
1972 4 further developments of the four digit frequency counter
f weingartner dj6zz 229 234
1972 4 a stable crystal controlled oscillator in the order of 10 to minus 7 for frequency time measurement
r gorl dl1xx 235 240
1973 1 recommended modifications to the calibration spectrum generator
d e schmitzer dj4bg 16 17
1973 2 a dual input preamplifier with 2 1 prescaler for frequency counters from 1 hz to min 100 mhz
w r kritter dl8tm 91 94
1973 2 a six digit frequency counter for frequencies between 1 hz and typically 100 mhz
w r kritter dl8tm 95 103
1973 3 a 10 1 prescaler and preamplifier with an upper frequency limit of 250 mhz for frequency counters
j grimm dj6pi 154 159
1973 4 digital voltmeter k wilk dc6yf 203 207
1974 1 simple digital voltmeter k wilk dc6yf 18 29
1974 1 precision reflectometer for 0 to 3200 mhz h tietenthaler oe5thl 2 17
1974 3 losses encountered when interconnecting cables having the incorrect impedance
dr p brumm dl7hg 142 146
1974 3 high impedance preamplifier for frequency counters fro dc to 60 mhz
h u schmidt dj6ta 177 182
1974 4 a 500 mhz prescaler and preamplifier for frequency counters
g bergmann dj7jx 230 237
19 september 2001 page 47 of 69
topic
edition title author pages
measuring technology
1975 2 an shf wavemeter k hupfer dj1ee 90 92
1975 2 a standard frequency oscillator with an accuracy of 10 to minus eight
r gorl dl1xx 118 126
1975 4 a numerical indication system k wilk dc6yf 250 251
1975 4 a four digit frequency counter for 250 mhz using a 7 segment led readout
e zimmermann hb9min 209 214
1976 1 a numerical indication system part 2 k wilk dc6yf 33 49
1976 2 a precision digital multimeter part 1 analogue digital converter decoder and indicator modules
j kestler dk1of 118 127
1976 3 a precision digital multimeter part 2 input amplifier and power supply
j kestler dk1of 181 191
1976 4 a sensitive 500 mhz 10 1 prescaler and preamplifier for frequency counters
j grimm dj6pi 247 251
1977 2 a spectrum analyser for amateur applications e berberich dl8zx 109 120
1977 2 an absorbtion wavemeter for 70 mhz to 1350 mhz j dahms dc0da 90 97
1977 2 a triangular wave generator h j ehrke dc7le 121 123
1977 3 linear capacitance meter r reuter dc6fc 179 183
1977 4 vhf uhf and shf measuring methods using a pc part 5 mw meter wobblers and spectrum analysers
wolfgang schneider dj8es 194 208
1977 4 db1nv's image memory in combination with hp141 spectrum analyser
lorenz oelschlegel dl6nci 216 217
1978 1 simplified measurement of spurious signals of vhf transmitters
h j brandt dj1zb 59 61
1978 2 atom frequency standards and standard frequency transmitter
m klein dk7uf 119 124
1979 1 calibration spectrum generator for the microwave bands up to 10 ghz
u mallwitz dk3uc 43
1979 2 attenuators for power matching e wiedenmann dl8xi 117 124
1980 2 determining the sensitivity of receive systems with aid of solar noise
g hoch dl6wu 66 72
1980 3 an automatic swr meter j kestler dk1of 155 158
1980 3 a measuring system for determining the temperature response of crystals
m arnoidt 159 168
1980 4 an up converter for extending the frequency range of signal generators
j m noeding la8ak 215 216
1980 4 spectrum analyser for vhf uhf amateur constructing a home made universal hf module
e berberich dl8zx 217 225
1980 4 a home made reflectometer for vhf and uhf applications manufactured from plumbing materials
h c als dc4iq 226 229
1981 1 a setable 45 mhz counter h eckhardt df2fq 38 42
19 september 2001 page 48 of 69
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measuring technology
1981 1 a digital frequency readout for amateur equipment with 9 mhz if
g heeke dc1qw 35
1981 2 a setable up down frequency counter j kestler dk1of 83 94
1981 3 a 1 3 ghz prescaler and preamplifier for frequency counters
j grimm dj6pi 130 134
1981 4 a home made uhf shf power meter o frosinn df7qf 221 229
1981 4 a wavemeter for the frequency range 23 5 to 24 5 ghz
e schaefer dl3er 235 238
1981 4 an easy to build pattern generator l damrow dc7ep 230 234
1982 1 a noise generator for vhf and uhf michael ulbright db2gm 38 43
1982 1 some pitfalls in noise figure measurement j gannaway g3ygf 44 48
1982 2 an rf probe for test and measurement purposes dr s behrens dc6ng 110 111
1982 4 a spectrum analyser for vhf uhf amateurs part 2 pc board for the premixer module
e berberich dl8zx 236 238
1983 1 a home made automatic noise figure measuring system part 1
martin dohlus 2 11
1983 2 a home made automatic noise figure measuring system part 2
martin dohlus 66 83
1983 3 wideband directional coupler for vswr measurements on receive systems
michael martin dj7vy 153 162
1983 4 measuring aids and a harmonic filter for the v-mos transistor 100 w power amplifier for 144 mhz
harald braubach dl1gbh 247 254
1983 4 determining the antenna gain in the ghz range erich stadler dg7gk 202 203
1983 4 a sensitive thermal power meter carsten vieland dj4gc 225 231
1984 1 determining the parameters of a receive system in conjunction with cosmic radio sources
dragoslav dobricic yu1aw 35 50
1984 1 a 5 50 w power meter with dummy load for operation up to 1 3 ghz
knut brenndorfer df8ca 56 61
1984 2 a home made rf millivoltmeter b kokot 66 80
1984 2 a receiver for the vlf time and frequency standard transmission from dcf77
friedrich krug dj3rv 96 114
1984 3 c-mos frequency counter for 10 hz to 1 ghz werner hanschke dc0rz 182 187
1984 3 a noise generator with defined noise power for applications up in the microwave range
harald fleckner dc8ug 137 145
1984 3 a home made rf millivoltmeter part 2 b kokot 146 160
1984 3 a vswr indicator willhelm schurings dk4tj 171 180
1984 4 a programmable rotator control manfred claar df9ey 232 246
1984 4 directional couplers made to measure harald braubach dl1gbh 205 210
19 september 2001 page 49 of 69
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edition title author pages
measuring technology
1984 4 a 10 mhz timebase clock for frequency counters complete with pll for dcf77
friedrich krug dj3rv 221 226
1985 1 a 2 3 ghz prescaler 100 1 manfred muhlbacher db9sb
55 63
1985 1 compact bnc attenuators carsten vieland dj4gc 2 7
1985 1 a power meter for the frequency range 2 to 200 mhz harald braubach dl1gbh 36 42
1985 2 thermal power measurements yet another look carsten vieland dj4gc 69 71
1985 2 l and c measurements with calibrated transmission lines
erich stadler dg7gk 100 105
1985 2 impeadance measurements with calibrated transmission lines
erich stadler dg7gk 106 111
1985 3 measurement of cable impeadance with impulse ans sine waves
erich stadler dg7gk 153 157
1985 3 the directional coupler function and use erich stadler dg7gk 178 184
1986 1 active probe scaler 400 1300 mhz a r jenkins zl2tvt 13 17
1986 2 more about the dlohv hf millivoltmeter dieter schwarzenau 81 84
1986 3 tuneable vhf to shf bamdpass filter carsten vieland dj4gc 177 185
1986 4 home constructed frequency counter part 1 dieter schwarzenau 222 245
1987 2 home constructed frequency counter part 2 conclusion
dieter schwarzenau 73 87
1987 3 more about the 2 3 ghz divide by 100 scaler manfred muehlbacher db9sb
167
1987 3 electronically switched attenuators andreas claar df9cp 175 189
1987 3 a spectrum analyser for the radio amateur jochen jirmann db1nv 154 166
1987 4 measuring wavelengths at microwave frequencies simply and cheaply
angel vilaseca hb9slv 215 218
1987 4 a spectrum analyser for the radio amateur part 2 jochen jirmann db1nv 232 242
1988 2 a thermal power mount dr eng jochen jirmann db1nv
98 102
1988 2 50 w wideband detectors carsten vieland dj4gc 111 125
1988 3 a 1 5 ghz plug in for the dl0hv frequency counter dieter schwarzenau 130 137
1988 3 digital storage interface for the swob-2 sweep generator
ralph berres df6wu 138 140
1988 3 providing a frequency counter for the swob ralph berres df6wu 142 146
1989 2 a spectrum analyser for the radio amateur part 3 construction and pcbs
jochen jirmann db1nv 108 119
1989 2 oscilloscope line analyser accessory thomas morzinck dd0qt 120 125
19 september 2001 page 50 of 69
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edition title author pages
measuring technology
1989 3 a spectrum analyser for the radio amateur part 3a construction and pcbs
jochen jirmann db1nv 163 171
1990 1 4 channel 140 mhz oscilloscope part 1 salient circuit details
dr robert dorner dd5ik 60 62
1990 1 a spectrum analyser for the radio amateur part 3b circuit options and ancilliary equipment
jochen jirmann db1nv 5 9
1990 3 practical tips for the amateur spectrum analyser a schaumburg df7zw 190 191
1990 3 4 channel 140 mhz oscilloscope part 2 conclusion dr robert dorner dd5ik 157 178
1990 4 simple improvements to thr dk2vf microstrip directional coupler
jochen dreier dg8gs 250 253
1991 2 measurement arrangements for complex impedances carl g lodstrom sm6mom w6
93 101
1991 2 rf sweeping with a pc werner bruekner dl6mda 107 119
1991 2 enhancements to the spectrum analyser dr ing j jirmann db1nv 80 88
1991 3 a digital image store for the db1nv spectrum analyser part 1
dr ing jochen jirmann db1nv
130 146
1991 4 a digital image store for the db1nv spectrum analyser part 2 conclusion
dr ing jochen jirmann db1nv
229 233
1992 1 a marker generator for 10 mhz and 1 mhz markers walter zwickel oe2tzl 47 49
1992 1 a tracking generator for the db1nv spectrum analyser dr ing jochen jirmann db1nv
35 46
1992 1 expanding the db1nv spectrum analyser to 2 ghz walter zwickel oe2tzl 50 54
1992 2 absolute calibration of a noise source dipl ing detlef burchard 76 89
1993 1 a digital framestore for the db1nv spectrum analyser alterations and additions
dr ing jochen jirmann db1nv
44 47
1993 2 a simple db linear s meter for microwave applications erich zimmermann hb9min 117 119
1993 4 measurement aids for the uhf amateur michael kuhne db6nt 207 213
1993 4 assembly instructions and experiences with the db1nv spectrum analyser design
joachim danz dl5ul 241 250
1994 2 addenda and comments on the article tracking generator
dr ing jochen jirmann db1nv
117 118
1994 4 a synthesised local oscillator for the db1nv spectrum analyser
dr ing jochen jirmann db1nv
205 229
1994 4 a uhf-shf marker generator michael kuhne 245 248
1994 4 measurements on resonance in capacitors carl g lodstrom sm6mom w6
249 253
1994 4 an rf power meter with linear scale carl g lodstrom sm6mom w6
201 204
1995 1 the detector for complex impedances some practical additions
carl g lodstrom sm6mom w6
22 24
19 september 2001 page 51 of 69
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measuring technology
1995 2 a grid dip meter for vhf and uhf carl g lodstrom sm6mom w6
70 77
1995 3 frequency counter with harmonic mixing for the uhf shf amateur
luis cupido ct1dmk 130 146
1995 3 expansion and assembly of the db1nv spectrum analyser
rainer schmulling dk6zk 180 188
1995 4 digital display for the logarithmic detector amplifier from dj4gc
norbert kohns dg1kpn 240 245
1995 4 new software for the digital image store for the db1nv 010 spectrum analyser
dr ing jochen jirmann db1nv
229 230
1996 3 vhf uhf and shf measurement methods using a pc part 1 control using the pc's centronics port
wolfgang schneider dj8es 165 172
1996 3 expansion of the software for the db1nv spectrum analyser digital store
bernd kaa dg4rbf 173 180
1996 4 vhf uhf and shf measurement methods using a pc part 2 milliwatt meter from short wave to shf
wolfgang scneider dj8es 206 214
1996 4 sweep triggered frequency counter for the db1nv spectrum analyser
bernd kaa dg4rbf 215 223
1997 1 vhf uhf and shf measuring methods using a pc part 3 0 9 1 5 ghz synthesiser
wolfgang schneider dj8es 13 19
1997 2 elimination of self oscillation points in the db1nv spectrum analyser
andreas schaumburg df7zw
110 115
1997 3 vhf uhf and shf measuring methods using a pc part 4 high frequency test rig up to 1 4 ghz
wolfgang schneider dj8es 152 166
1998 1 diplexer for ring mixers eugen berberich dl8zx 11 17
1998 1 stripline directional coupler for 400 mhz to 3 6 ghz gregor storz zl1gsg 2 9
1998 2 instructions and improvements supplement to series vhf uhf and shf measuring methods using a pc
wolfgang schneider dj8es 94 96
1999 1 spectrum analyser 0 to 1750 mhz matjaz vidmar s53mv 2 30
1999 2 tracking generator for the spectrum analyser 100 khz to 1750 mhz
matjaz vidmar s53mv 66 79
1999 3 harmonic converter for the spectrum analyser 100 khz to 1750 mhz
matjaz vidmar s53mv 136 147
1999 4 marker counter for the spectrum analyser matjaz vidmar s53mv 219 229
1999 4 storage normaliser for the spectrum analyser matjaz vidmar s53mv 230 247
2000 1 frequency divider up to 4 ghz bernd kaa dg4rbf 2 9
2000 1 fc 4000 micro controlled double frequency counter up to 4 ghz
bernd kaa dg4rbf 10 23
2000 1 correction to marker counter for spectrum analyser matjaz vidmar s53mv 30
2000 2 a vectorial aerial impedance meter for the short wave range
dr ing jochen jirmann db1nv
66 88
19 september 2001 page 52 of 69
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edition title author pages
measuring technology
2000 4 high precision frequency standard for 10 mhz wolfgang schneider dj8es 194 200
2000 4 tracking generator for microwave ranges 1 7 to 13 ghz carsten vieland dj4gc 215 230
2001 1 tracking generator from 1 mhz to 13 ghz for spectrum analysers
carsten vieland dj4gc 35 48
2001 1 high precision frequency standard for 10 mhz part ii frequency control via gps
wolgang schneider dj8es 2 8
2001 2 a sinadmeter e chicken g3bik 92 101
19 september 2001 page 53 of 69
topic
edition title author pages
microcomputer technology
1979 4 electronic control of antenna rotators part 2 digital programming with bcd inputs
j kestler dk1of 238 250
1980 1 a micricomputer for amateur radio applications part 1 introduction
w kurz dk2ry 53 54
1980 2 a micricomputer for amateur radio applications part 2 central processing unit
w kurz dk2ry 112 124
1980 3 a micricomputer for amateur radio applications part 3 memory and system bus
w kurz dk2ry 179 191
1980 4 a micricomputer for amateur radio applications part 4 the input output unit
w kurz dk2ry 246 255
1981 1 a micricomputer for amateur radio applications part 5 the clock generator rtc arithmetic proc w kurz dk2ry 51 59
1981 2 a micricomputer for amateur radio applications part 6 power supply and rotator interface
w kurz dk2ry 119 126
1981 3 a micricomputer for amateur radio applications part 7 the tv interface
w kurz dk2ry 173 181
1985 4 a microcomputer system for radio amateurs j jirmann db1nv 252 254
1986 2 microcomputer clock pulse generator linked to dcf77 off air time standard
f krug dj3rv 121 125
1986 2 microcomputer system part 1 switched mode power supply smps j jirmann db1nv 108 120
1986 3 microcomputer system part 2 the cpu and floppy disc controller
j jirmann db1nv 139 142
1986 4 microcomputer system part 3 the terminal card j jirmann db1nv 246 249
2000 3 a simple tnc for megabit packet radio links matjaz vidmar s53mv 137 151
2001 2 universal micro-controller board uniboard c501 bernd kaa dg4rbf 108 113
19 september 2001 page 54 of 69
topic
edition title author pages
miscellaneous
1970 3 circuits in the 9 mhz portion of the dl6ha transceiver r stormer dj3ft 187 188
1970 3 modifications for the s meter and control voltage g laufs dl6ha 187 188
1970 3 a simple rotary coaxial coupling p saffron dc8oh 186 187
1970 4 two circuits for automatic band scanning part 1 a simple band scanner
e g hoffschildt dl9fx 245 248
1971 1 demands made on a balloon caried translator d vollhardt dl3nq 6 13
1971 1 two circuits for automatic band scanning part 2 scanner with stop device and frequency display
e g hoffschildt dl9fx 56 61
1971 2 oscar 6 technical description amsat 93 97
1971 2 plug in modular equipment d e schmitzer dj4bg 107 109
1971 3 a ground station for satellite communications via oscar 6
dr a gschwindt ha8wh 145 149
1971 4 inexpensive varactor diodes editors 221
1972 1 conversion table mm cm to inches dr a gschwindt ha8wh 39
1972 2 fm repaeters in germany t bittan g3jvq 119 120
1972 2 a 50 mhz transverter by modification of receive converter dl6ha 001 and transmit converter dl6ha 005
r eide w0enc 103 106
1972 3 recommended standards for fm repeaters and fixed channel fm stations in the 2 m band
t bittan g3jvq 167 168
1972 3 list of the teko modules already described and future additions
d e schmitzer dj4bg 174
1972 4 oscar 6 amsat newsletter 208 211
1973 3 oscar 6 operations summary p l klein k3jte 171 172
1973 3 notes on the 28 mhz 432 mhz transmit conveter dj6zz 002
j dahms dc0da 165 166
1973 4 linear repeater ok0a editors 240
1973 4 summary of the amsat oscar b spacecraft system p klein k3jte 226 227
1973 4 an 8 w ssb tramsmitter suitable for oscar 6 and 7 k p timmann dl9zr 228 233
1973 4 oscar 6 antenna direction as a function of time for a ground station in western europe
g3wpo oe6th dj3rv 224 225
1974 1 notes and modifications editors 46 49
1974 1 amateur radio satellite oscar 7 amsat 50 56
1974 1 european band plan for vhf and uhf bands editors 57
1974 2 amateur radio satellite oscar 7 amsat 125 126
1974 3 new west german repeater allocations t bittan g3jvq 183 185
19 september 2001 page 55 of 69
topic
edition title author pages
miscellaneous
1974 3 notes and modifications editors 161 167
1974 4 an integrated receiver system for am fm ssb and cw part 8 the system board
h j franke dk1pn 252 255
1975 1 a linear transponder for amateur radio satellites dr k meinzer dj4zc 42 57
1975 2 a stereo vhf fm receiver with frequency synthesis part 1 circuit description
j kestler dk1of 66 77
1975 2 notes and modifications editors 116 117
1975 3 preliminary exaluation of the telemetry from oscar 7 r niefind dk2zf 174 188
1975 3 notes and modifications editors 167
1975 4 a numerical indication system part 1 k wilk dc6yf 250 251
1975 4 constant amplitude ssb advantageous or not r lentz dl3wr 203 208
1975 4 amsat phase iii program d hull vk3zdh 215 216
1976 1 a simple digital clock k wilk dc6yf 50 54
1976 1 a numerical indication system part 2 k wilk dc6yf 33 49
1976 3 modifications of the ste receiver arac 102 for reception of the oscar satellites in 10 m and 2m band
amsat mewsletter 158
1976 3 estimating the signal to noise ratio of an atv link r lentz dl3wr 155 157
1976 4 vhf services suitable for use as propogation indicators
t bittan g3jvq 243 246
1977 2 home made finger stock j nilsson sm6fhi 85 89
1978 1 calculation of distance and antenna direction from two qth locators
o schmidt dl3ov 48 52
1978 2 atom frequency standards and standard frequency transmitters
m klein dk7uf 119 124
1978 2 notes and modifications editors 127
1978 3 notes and modifications editors 191
1978 4 more details on reception of the european weather satellite meteosat
r lentz dl3wr 230 240
1979 2 interdigital converters as transmit mixers u mallwitz dk3uc 85
1979 3 quadrature demodulation a meier dc7ma 170 173
1980 2 bandpass link as matching circuit for ring mixers j kestler dk1of 94 95
1980 4 an oscar piptone generator bk operation and sidetone for the ic202 ic204 and ic245
e lautenbacher dc5nn 232 235
1981 4 the output power of a transceiver can be reduced automatically on switching on the power amplifier
j m noeding la8ak 251 252
19 september 2001 page 56 of 69
topic
edition title author pages
miscellaneous
1982 1 switching logic for feeding preamplifiers j m noeding la8ak 81 83
1982 3 a simple electronic fuse lothar damrow dc7ep 155 157
1983 2 improved pin diode switch for transmit receive switching
jan martin noeding la8ak 101 102
1983 2 briefly speaking editors 124 125
1984 1 a 2400 hz generator for synchronisation of the meteor satellites
editors 29 30
1984 2 a control circuit with four time steps for transmit receive switching
gunter sattler dj4lb 91 95
1984 4 satellite news t bittan g3jvq 251
1985 2 basic rules for self constructed equipment wolfgang guenther df4uw 66 68
1985 2 tda5660p a versatile modulator circuit for tv video and sound signals in the range 48 to 860 mhz
siemens 125 127
1985 4 power amplifiers how they are operated carsten vieland dj4gc 208 212
1986 1 sda3202 a new pll ic for up to 1 5 ghz gunter sattler dj4lb 18 22
1986 2 practical advice on home made pcbs dr roland milker dl2om 126
1986 2 dielectric resonators siemens 126
1986 3 gaasfet s3030 editors 189
1986 3 modifying the ft225rd carsten vieland dj4gc 135 138
1986 3 cfy18 siemens 189
1986 3 applications book no 4 j schuermann dj1sk 189
1986 3 improved proposals for tec200 foil dr roland milker dl2om 189
1986 4 kdi hf resistors microsan 253
1986 4 new surface wave filters for tv-sat siemens 251
1986 4 universal low noise wideband amplifier sl560 dg3can 252
1986 4 new dual gate mos fet tetrodes bf965 and bf9973 siemens 250 251
1986 4 from 1 k to 256 k dymanic rams siemens 252
1986 4 4 digit intelligent matrix display pd3435 siemens 253
1987 1 observations on the yuob antenna guenter hoch dl6wu 59
1987 1 digital memory for sstv fax and wefax editor 59 60
1987 1 an a d d a conveter for video dr eng jochen jirmann db1nv
60
1987 4 modification of the on6vd and dk3vf picture store for sstv fax and wefax
w van driessche on6vd 253
19 september 2001 page 57 of 69
topic
edition title author pages
miscellaneous
1987 4 another modification to the yu3umv picture memory w van driessche on6vd 253
1988 2 graftrak and mirrage interface mti something really good for the radio amateur
klaus elcel dc6hy 66 74
1988 3 graftrak and mirrage interface mti something really good for the radio amateur part 2
klaus elcel dc6hy 171 178
1989 1 morse code generator for microwave applications andrew bell gw4jjw 35 38
1989 2 further improvements to the dj4lb 002a atv-tx audio section
armin meier dc7ma 103 104
1989 2 atv sound pll for the dj4lb 002a board armin meier dc7ma 105 107
1989 3 calculating antenna installation wind loading wolfgang guenther df4uw 138 144
1989 3 a review of an integrated radio amateur program harald loos dg7nam 149 156
1989 3 spectrum analyser modification e berberich dl8zx 189
1990 1 coaxial ceramic resonators interesting components for the frequency range 1 to 2 4 ghz
dr eng jochen jirmann db1nv
35 39
1991 2 improved air cooling for 2c39 power amplifiers gerhard schmitt dj5ap 89 92
1992 1 incoherent scatter principles and applications dr volker grassmann df5ai
55 60
1992 2 observation of the multi tone effect dr volker grassmann df5ai
100 103
1992 3 operating electronic equipment dr ing jochen jirmann db1nv
158 164
1993 1 high stability low noise power supply volker espel 19 37
1993 1 poor man's cae 1 & 2 public domain software development programs for the ibm pc
the editors 58 60
1993 2 the pont-100 fft spectrum analyser review mike wooding g6iqm 123 124
1993 3 crystal splitter dipl ing detlef burchard 162 177
1993 3 cw call sign transmitter wolfgang schneider dj8es 158 161
1993 4 power supply unit for travelling wave tubes andreas schaumburg df7zw
194 206
1994 1 lightning and overvoltage protection for radio equipment
klaus peter muller 24 30
1994 2 readers forum editors 125 126
1994 4 a notch filter for s6 special channel dr ing jochen jirmann db1nv
194 196
1994 4 improvements and changes editor 200
1995 2 receiving system parameter measurements using radio stars
hermann hagn dk8ci 112 122
1995 4 first amateur cloud scatter beacon in europe francois craonuer 235 239
19 september 2001 page 58 of 69
topic
edition title author pages
miscellaneous
1995 4 a simple dc dc down converter for amateur radio applications
andreas schaumburg df7zw
231 234
1996 1 filtech professional a review michael j wooding g6iqm 55 61
1997 1 splash a review michael j wooding g6iqm 57 61
2000 3 a simple tnc for megabit packet radio links matjaz vidmar s53mv 137 151
2000 3 internet treasure trove gunthard kraus dg8gb 188 190
2000 4 internet treasure trove gunthard kraus dg8gb 252 254
2001 1 internet treasure trove gunthard kraus dg8gb 28 29
2001 2 internet treasure trove gunthard kraus dg8gb 125 127
2001 2 astronomical observations at the german musem munich
hermann hagn dk8ci 105 107
2001 2 radio astronomy terms explained hermann hagn dk8ci 102 104
2001 3 internet treasure trove gunthard kraus dg8gb 189 190
2001 3 mimp motorolas impedance matching program henning christof weddig dk5lv
130 138
2001 3 an improved bspk demodulator for the 1 2 mbit s packet radio rtx
matjaz vidmar s53mv 176 188
19 september 2001 page 59 of 69
topic
edition title author pages
oscillators
1969 2 variable frequency crystal oscillator vxo k p timmann dj9zr 87 94
1969 4 automatic search oscillator for two metre converter h wilhelm dl8at 215 217
1969 4 a three stage vfo for 48 0 to 48 7 mhz g hoffschildt dl9fx 209 214
1970 1 frequency modulation of crystal controlled oscillators by use of resistor diodes
g damm dm2wd 25 27
1970 1 narrow band frequency modulation of overtone crystal oscillators
e harmet oe6th 28 30
1970 1 a 48 mhz vfo for 144 mhz transmitters h matuschek dj3my 31 37
1970 4 pc board for the 2 crystal oscillators of the 144-14 mhz mosfet converter used in dl6ha ssb trancvr h kahlert dl3ykr 201 204
1970 4 synthesis vfo for 24 mhz r lentz dl3wr 205 209
1971 1 a 70 cm transmitter with vxo exciter e berberich dl8zx 33 39
1971 1 a synthesis vfo for 144 146 mhz or 135 137 mhz g bergmann dj7jx 44 55
1971 1 variable frequency operation on 2 metres using the vfo of a shortwave ssb transmitter
f boersch dk1yz 30 32
1972 1 calculation for linear vfo h schoften dj1fo 16 19
1972 2 a 200 khz receiver for synchronising 1 mhz oscillatotrs to the droitwich longwave transmitter
d e schmitzer dj4bg 111 118
1972 2 a wideband ring mixer with schottky diodes r lentz dl3wr 121 124
1972 3 a crystal oscillator module with three independent oscillators
d e schmitzer dj4bg 175 179
1972 4 a stable crystal controlled oscillator in the order of 10 to minus 7 for frequency time measurement
r gorl dl1xx 235 240
1973 2 temperature compensated oscillator with varactor tuning
t schad dj8es 116 122
1973 3 an integrated receiver system for am fm ssb and cw part 3 the carrier oscillator
h j franke dk1pn 169 170
1973 3 fm transceiver with multichannel synthesiser part 1 80 channel synthesiser for 25 khz spacing
j kestler dk1of 130 145
1973 4 variable frequency oscillator module for the modular receiver system
d e schmitzer dj4bg 241 249
1974 2 phased locked oscillator for 144 mhz j kestler dk1of 114 124
1974 3 a 400 channel synthesiser for 2 m j kestler dk1of 130 141
1974 4 2160 mhz local oscillator for 13 cm converters k hupfer dj1ee 246 247
1975 1 an ssb exciter with rf clipper j kestler dk1of 2 14
1975 1 using the phased locked oscillator dk1of 01 for repeater duplex operation for 1 6 or 0 6 mhz spacing
h hanserl oe5an 40 41
19 september 2001 page 60 of 69
topic
edition title author pages
oscillators
1975 2 a standard frequency oscillator with an accuracy of 10 to minus eight
r gorl dl1xx 118 126
1975 4 constant amplitude ssb advantageous or not r lentz dl3wr 203 208
1977 3 the afc loop a simple and cheap method of obtaining stable vhf frequencies
g hoffschildt dl9fx 184 188
1977 4 a linear transverter for 28 mhz 1296 mhz with push pull mixer
u beckmenn df8okj 212 220
1977 4 a new concept for 2 m to 70 cm transverters e berberich dl8zx 229 232
1978 1 a local oscillator module for 200 mw at 1152 mhz j dahms dc0da 18 22
1978 2 the ulm 70s a fm transceiver for the 70 cm band with sythesiser
l sangmeister dj7oh 82 84
1978 2 loacal oscillator for 1268 mhz matching the linear transmit converter df8qk 001
u beckmann df8qk 125 126
1978 3 synthesiser for the 2 m band in c-mos technology g heeke dc1qw 130 144
1978 3 a frequency control loop for a 433 mhz vco t krieg dk8gy 186 190
1978 4 a 1268 mhz local oscillator module for df8ok 001 u beckmann df9qk 241 243
1979 3 design of crystal oscillator circuits b neubig dk1ag 174 190
1979 4 design of crystal oscillator circuits part 2 b neubig dk1ag 223 237
1980 1 a system for reception and display of meteosat images part 3 lo for vhf receiver
r tellert dc3nt 14 22
1980 3 ssb on the 10 ghz band part 1 generation of the local oscillator frequency
g bors db1pm 130 138
1980 3 modern receive converter for 70 cm receiver 8 crystal oscillators around 100 mhz on one board
m lass dj3vy 148 154
1981 2 low noise vhf oscillator with diode tuning digital frequency control and frequency indication
m martin dj7vy 66 82
1981 3 an extremely low noise 96 mhz crystal oscillator for uhf shf applications
b neubig dk1ag 135 143
1981 4 an extremely low noise 96 mhz crystal oscillator for uhf shf applications part 2
b neubig dk1ag 194 203
1982 2 a vxo local oscillator for 144 mhz transceivers klaus schoepf db3tb 84 88
1984 4 pll oscillators with delay lines part 1 fundamentals joachim kestler dk1of 211 220
1985 1 pll oscillators with delay lines part 2 a shortwave vfo from 5 to 6 mhz
joachim kestler dk1of 46 54
1985 2 pll oscillators with delay lines part 3 oscillator module for the 2 metre band
joachim kestler dk1of 112 120
1985 3 a stable crystal controlled source for 10 37 ghz jochen jirmann db1nv 146 152
1985 3 pll oscillators with delay lines part 4 carrier noise sidebands
joachim kestler dk1of 138 140
19 september 2001 page 61 of 69
topic
edition title author pages
oscillators
1985 4 ssb mini transverter 144 1296 mhz konrad hupfer dj1ee 232 240
1986 1 sda 3202 a new pll ic for up to 1 5 ghz gunter sattler dj4lb 18 22
1986 4 voltage controlled tuned wideband oscillator jochen jirmann db1nv 214 221
19 september 2001 page 62 of 69
topic
edition title author pages
power supplies
1969 2 a 12 24 v dc dc converter k p timmann dj9zr 83 84
1970 2 stable reference voltages h j franke dk1pn 76 86
1970 3 electronically stabalised power supply with dc dc converter
k p timmann dj9zr 179 185
1971 2 universal power supply using an integrated dc voltage stabaliser
h j franke dk1pn 121 126
1972 1 an integrated af amplifier and voltage stabaliser d e schmitzer dj4bg 34 39
1972 2 a 12 w dc dc converter for 12 v 28 v h j franke dk1pn 107 110
1974 3 integrated 5 v voltage stabaliser for 1 a u tilimann dj5uo 174 176
1977 2 a coaxial line power amplifier for 70 cm equiped with the 4cx250b
w rahe dc8nr 71 84
1978 2 a 400 w power amplifier for 145 mhz equipped with the 4cx250
j kestler dk1of 100 113
1979 1 a power supply for 9 to 15 v 25 a h liers db7es 54 60
1979 4 using silicon solar cells for construction of solar batteries for portable operation
editors 251 253
1985 2 a 12 volt mobile switched mode power supply smps part 2
jochen jirmann db1nv 94 99
1985 2 switched mode power supplies smps part 1 basic theory
jochen jirmann db1nv 79 93
1985 3 a 12 volt mobile switched mode power supply smps part 3
jochen jirmann db1nv 161 168
1985 3 gaas-fet inter locked dual polarity power supplies for portable use
horst burfeindt dc9xg 141 145
1985 4 a microcomputer for radio amateurs jochen jirmann db1nv 252 254
1986 2 microcomputer systems part 1 switched mode power supply smps jochen jirmann db1nv 108 120
1988 1 a 12 volt to 12 volt converter jochen jirmann db1nv 19 25
1988 4 a stabalised power supply for valved pa's wilfried hercher dl8mx 246 251
1989 3 using solar cells to supply an amateur radio station andreas schaumburg df7zw
145 148
1989 4 shunt protected power supply roy hartkopf vk3aoh 247 248
1993 1 high stability low noise power supply volker espel 19 37
1993 4 power supply unit for travelling wave tubes andreas schaumburg df7zw
194 206
2000 3 suplement to article on 5 7 ghz atv converter helmut neidel dl1in 186 187
19 september 2001 page 63 of 69
topic
edition title author pages
shortwave & if modules
1969 3 a 9 mhz if af portion using integrated circuits k p timmann dj9zr 136 150
1969 3 a 9 mhz if af portion using integrated circuits k p timmann dj9zr 158 159
1970 1 an if diplexer 28 30 mhz e reitz dj9jt 56 57
1970 1 cascode if stages d e schmitzer dj4bg 58 59
1970 2 correction to the 9 mhz if af module dj9zr 005 g strossner dj2vn 124 126
1970 2 a digital discriminator accessory for fm demodulation d e schmitzer dj4bg 105 110
1970 2 an ssb transceiver with silicon transistors complement part 2 the 9 mhz transceiver
g laufs dl6ha 65 75
1970 3 experiments with a crystal discriminator d e schmitzer dj4bg 147 152
1970 3 an ssb transceiver with silicon transistor complement part 3 9 mhz 14 mhz transmit receive conv g laufs dl6ha 129 146
1970 3 modifications for the s meter and control voltage circuits in the 9 mhz portion of dl6ha transceiver
g laufs dl6ha 187 188
1970 4 an ssb transceiver with silicon transistor complement part 4 power supply and af amplifier
g laufs dl6ha 193 200
1971 4 a digital calibration spectrum generator d e schmitzer dj4bg 194 205
1972 1 a 9 mhz if module for frequency modulation d e schmitzer dj4bg 40 45
1972 2 a 50 mhz transverter by modification of receive converter dl6ha 001 and transmit converter dl6ha 005
r eide w0eng 103 106
1972 4 an integrated receiver system for am fm ssb and cw
h j franke dk1pn 212 215
1973 1 an integrated receiver system for am fm ssb and cw development report
h j franke dk1pn 46
1973 1 an integrated receiver system for am fm ssb and cw part 2 the ssb if portion
h j franke dk1pn 47 53
1973 1 a shortwave receiver module for use with vhf converters or for direct reception
d e schmitzer dj4bg 24 32
1973 3 an integrated receiver system for am fm ssb and cw part 3 the carrier oscillator
h j franke dk1pn 169 170
1973 3 fm transceiver with multichannel synthesiser part 1 80 channel synthesiser for 25 khz spacing
j kestler dk1of 130 145
1973 4 an integrated receiver system for am fm ssb and cw part 4 af amplifier and cw filter
h j franke dk1pn 208 211
1973 4 an integrated receiver system for am fm ssb and cw part 5 input module and fm portion
h j franke dk1pn 212 219
1974 3 an integrated receiver system for am fm ssb and cw part 8 the system board
h j franke dk1pn 161 167
1974 3 an integrated receiver system for am fm ssb and cw part 7 the am portion
h j franke dk1pn 156 160
19 september 2001 page 64 of 69
topic
edition title author pages
shortwave & if modules
1974 4 product detector and crystal oscillators for the modular receiver
d e schmitzer dj4bg 215 219
1974 4 a system board for the teko modules d e schmitzer dj4bg 220 229
1975 1 ssb cx if module and agc circuit d e schmitzer dj4bg 34 39
1975 1 an ssb exciter with rf clipper j kestler dk1of 2 14
1976 2 ten meter version of the dc6hl transceiver k ochs dj6bu 95 99
1976 3 a universal converter for hf and vhf j kestler dk1of 159 174
1977 1 interesting linear integrated circuits d e schmitzer dj4bg 44 51
1978 4 a modern receive converter for 2 m receivers having a large dynamic range and low intermodulation
m martin dj7vy 218 229
1980 1 a noise blanker for large signal conditions for sw and vhf receivers having large dynamic range pt1
m martin dj7vy 36 45
1980 2 a noise blanker for large signal conditions for sw and vhf receivers having large dynamic range pt2
m martin dj7vy 96 106
1981 4 a versatile if module suitable for 2 m receivers or as an if module for the shf bands part 1
f krug dj3rv 244 250
1982 1 a wideband driver for the shortwave bands michael martin dj7vy 13 18
1982 2 a versatile if module suitable for 2 m receivers or as an if module for the shf bands part 2
friedrich krug dj3rv 112 124
1982 3 a versatile if module suitable for 2 m receivers or as an if module for the shf bands part 3
friedrich krug dj3rv 172 189
1982 4 a versatile if module suitable for 2 m receivers or as an if module for the shf bands part 4
friedrich krug dj3rv 239 252
1983 1 a versatile if module suitable for 2 m receivers or as an if module for the shf bands part 5
friedrich krug dj3rv 49 60
1983 2 a versatile if module suitable for 2 m receivers or as an if module for the shf bands part 6
friedrich krug dj3rv 103 111
1985 1 pll oscillator with delay lines part 2 a shortwave vfo from 5 to 6 mhz
joachim kestler dk1of 46 54
1987 1 a 10 khz 30 mhz receiver front end part 1 joachim kestler dk1of 13 26
1987 2 a 10 khz 30 mhz receiver front end part 2 joachim kestler dk1of 99 106
1987 3 broadband hf power amplifiers andreas schaumburg df7zw
141 149
1988 3 short wave pre selector amplifier wolfgang guenther df4uw 181 185
1990 1 shortwave reception based on thirties principles part 1
dipl eng detlef burcard 23 30
1990 2 shortwave reception based on thirties principles part 2
dipl eng detlef burcard 70 76
1990 4 a short wave receiver pll dipl eng detlef burcard 230 243
19 september 2001 page 65 of 69
topic
edition title author pages
tv satellite reception
1986 4 tv satellite receiving system part 1 low noise 11 ghz down converter
matjaz vidmar yt3mv 194 213
1987 1 tv satellite receive system part 2 indoor unit matjaz vidmar yt3mv 35 56
1988 2 receiving converter for 4 ghz band satellite matjaz vidmar yt3mv 103 110
1990 1 sat-x receiver for the satellite if band 900 1700 mhz
m salewski dc9do 10 22
19 september 2001 page 66 of 69
topic
edition title author pages
weather satellite reception
1972 3 modifying the dlha 001 28 dual gate mosfet converter for reception of weather satellites
t bittan g3jvq 167 168
1978 3 reception of the meteosat weather satellite t bittan g3jvq 169 172
1978 4 more details on reception of the european weather satellite meteosat
r lentz dl3wr 230 240
1979 3 a system for reception and display of meteosat images part 1
r tellert dc3nt 130 140
1979 4 a system for reception and display of meteosat images part 2
r tellert dc3nt 194 202
1980 1 a system for reception and display of meteosat images part 3
r tellert dc3nt 14 22
1980 2 a system for reception and display of meteosat images part 4
r tellert dc3nt 73 87
1980 3 a system for reception and display of meteosat images part 5
r tellert dc3nt 169 178
1980 4 a simple converter for reception of weather satellites in conjunction with 2 m fm receivers
h kulmus dj8uz 211 214
1980 4 a system for reception and display of meteosat images part 6
r tellert dc3nt 194 210
1981 1 a system for reception and display of meteosat images part 7
r tellert dc3nt 43 50
1981 2 a system for reception and display of meteosat images part 8 the control module for crt
r tellert dc3nt 110 118
1981 3 a system for reception and display of meteosat images part 9 cr tube with x & y amp and eht
r tellert dc3nt 152 166
1981 4 a receive converter for geostationary weather satellites meteosat goes gms part 1 the shf module
b roessle dj1jz 207 213
1981 4 antennas for reception of orbiting weather satellites in the 137 mhz band
t bittan g3jvq 214 218
1981 4 forecast the reception times of orbiting satellites t bittan g3jvq 219 220
1982 1 a receive converter for geostationary weather satellites meteosat goes gms part 2 the lo module
benno rossle dj1jz 24 30
1982 4 a digital storage and scan converter for weather satellite images part 1
matjaz vidmar yu3umv 194 208
1983 1 a digital storage and scan converter for weather satellite images part 2
matjaz vidmar yu3umv 12 25
1983 2 a digital storage and scan converter for weather satellite images part 3 synthetic colour module
matjaz vidmar yu3umv 84 90
1983 2 preliminary experience with the digital storage module described by yu3umv
editors 91 92
1984 2 the goes series of geostationary weather satellites terry bittan g3jvq 81 88
19 september 2001 page 67 of 69
topic
edition title author pages
weather satellite reception
1984 3 a low noise preamplifier for weather satellites reception at 1 7 ghz
losef grimm dj6pi 130 136
1985 1 a low noise meteosat converter with gaasfet preamplifier and mixer stage
bernd bartkowiak dk1va 8 16
1985 1 a digital multiple image storage for weather satellite images
harald hufenbecher dl6nad
17 30
1985 1 colour module with composite output for weather satellite images
editors 35
1986 1 digital picture storage for sstv fax and wefax h schroeter dk3vf 53 63
1987 3 pc interface for the yu3umv weather picture store hans oppermann 168 174
1988 1 receiving meteosat with yagis andreas schaumburg df7zw
15 18
1988 3 a digital multi image storage for wefax images part 2 harald hufenbecher dl6na 152 157
1988 3 more on the pc interface for the yu3umv weather picture store
hans oppermann 179 180
1988 3 timer zoom unit for the yu3umv dl6nad image store
klaus gottwaldt 147 151
1989 3 digital signal processing techniques for radio amateurs part 4a application software
matjaz vidmar yt3mv 130 137
1989 4 digital signal processing techniques for radio amateurs part 4b application software
matjaz vidmar yt3mv 216 227
1990 1 control circuits for the meteosat multiple picture store
joop kuijntjes pa2jok 44 52
1990 1 compact meteosat converter martin althaus df9da 53 59
1990 2 stacked loop yagi antenna for meteosat reception a e chicken g3bik 85 98
1990 2 compact weather satellite fm receiver martin althaus df9da 77 84
1992 2 digitally transmitted weather satellite images robert r lentz dl3wr 107 118
1993 2 a simple panorama add on for weather satellite receivers
dr freek m schimmel 74 79
1993 4 observation of scintillations while receiving meteosat
detlef burchard 231 236
1997 3 noaa hrpt receiver matjaz vidmar s53mv 130 151
1999 2 microprocessor controlled fm receiver for weather satellites part 1
gerald dullberg dl8daq 117 124
1999 3 microprocessor controlled fm receiver for weather satellites part 2
gerald dullberg dl8daq 166 176
1999 4 simple meteosat reception part 2 a simple mini receiver
radek vaclavik ok2xdx 208 217
1999 4 simple meteosat reception part 1 the downconverter
radek vaclavik ok2xdx 196 207
19 september 2001 page 68 of 69
topic
edition title author pages
weather satellite reception
2000 4 a quadrifilar helix antenna for orbiting weather satellites
dipl ing d burchard 201 214
19 september 2001 page 69 of 69