Few 2meter FM and 144MHZ Article index
Linear amplifiers, solid-state vhf AF8Z 48 Jan-80
Amplifier, 2 meter, 40 watt WB4GCS 50 Oct-83
144-and 432-MHz stripline amplifier/tripler K2RIW 6 Feb-70
144-MHz 10/80-watt amplifier WB9RMA 12 Feb-79
144-MHz fm transceiver, compact W6AOI 36 Jan-74
144-MHz fm transmitter W6AJF 14 Jul-71
144-MHz fm transmitter W9SEK 6 Apr-72
144-MHz fm transmitter, Sonobaby WA0UZO 8 Oct-71
144-MHz heterodyne transmitting mixers K2ISP 8 Apr-69
144-MHz heterodyne transmitting mixers Correction 76 Sep-70
144-MHz linear W4KAE 47 Jan-69
144-MHz linear, 2kW, design data for W6UOV 7 Mar-69
144-MHz low-drive kilowatt linear W6HHN 26 Jul-70
144-MHz multimode transmitter K2ISP 28 Sep-70
144-MHz phase-modulated transmitter W6AJF 18 Feb-70
144-MHz power amplifier, 10-watt solid-state (HN) W1DTY 67 Jan-74
144-MHz power amplifier, 80-watt, solid-state Hatchett 6 Dec-73
144-MHz power amplifier, high performance W6UOV 22 Aug-71
144-MHz power amplifiers, fm W4CGC 6 Apr-73
144-MHz transceiver, a-m K1AOB 55 Dec-71
Aligning vhf transmitters Allen 58 Sep-68
Two-meter antenna, simple (HN) W6BLZ 78 Aug-68
Two-meter mobile antennas W6BLZ 76 May-68
Vhf antenna switching without relays (HN) K2ZSQ 77 Sep-68
144-MHz etched-inductance bandpass filters and filter-preamplifiers W5KHT 6 Feb-71
144-MHz fm receiver W9SEK 22 Sep-70
144-MHz fm receiver WA2GBF 42 Feb-72
144-MHz fm receiver Added notes 73 Jul-72
144-MHz fm receiver WA2GCF 6 Nov-72
144-MHz preamp, low-noise W1DTY 40 Apr-76
144-MHz preamp, super (HN) K6HCP 72 Oct-69
144-MHz preamplifier, improved WA2GCF 25 Mar-72
144-MHz preamplifier, low noise W8BBB 36 Jun-74
144-MHz transverter using power fets WB0BPI 10 Sep-76
2-Meter Converter with Q Multiplier WA9HUV 33 Nov-89
2-meter monitor WA3ENK 64 Jul-88
2-meter synthesizer, frequency modulator for K9LHA 68 Apr-81
Calculating preamplifier gain from noise figure measurements N6TX 30 Nov-77
Cavity filters, surplus, how to modify for 144 MHz W4FXE 42 Feb-80
Easy Monitor Receiver for 2 Meters WASSNZ 28 Apr-89
Fm transceiver, remote synthesized for 2 meters WB4UPC 28 Jan-80
GaAs FET performance and preamplifier application K8UR 38 Mar-83
GaAs FET performance and preamplifier application Comments, KC0W 12 Jul-83
Modification of K9LHA 2-meter synthesizer for 144-148 MHz coverage (HN) K9LHA 93 May-81
Noise figure, sensitivity and dynamic range W1DTY 8 Oct-75
Noise figure, vhf, estimating WA9HUV 42 Jun-75
Preamplifiers, vhf low-noise WA2GFP 50 Dec-79
Receiver, superregenerative, for vhf WA5SNZ 22 Jul-73
Vhf receiver, general-purpose K1ZJH 16 Jul-78
Vhf/uhf preamplifier burnout (HN) W1JR 43 Nov-78
144-MHz antenna switch, solid-state K2ZSQ 48 May-69
144-MHz antenna, 5/8 wave vertical K6KLO 40 Jul-74
144-MHz antenna, 5/8-wave vertical, build from CB mobile whips WB4WSU 67 Jun-74
144-MHz antennas, simple WA3NFW 30 May-73
144-MHz collinear antenna W6RJO 12 May-72
144-MHz collinear uses PVC pipe mast (HN) K8LLZ 66 May-76
144-MHz four-element collinear array WB6KGF 6 May-71
144-MHz ground plane antenna, 0.7 wavelength W3WZA 40 Mar-69
144-MHz moonbounce antenna K6HCP 52 May-70
144-MHz whip, 5/8-wave (HN) VE3DDD 70 Apr-73
Improving vhf/uhf receivers W1JAA 44 Mar-76
Indicator, sensitive rf WB9DNI 38 Apr-73
Varactor tuning tips (HN) N3GN 69 Dec-80
Vfo, high-stability vhf OH2CD 27 Jan-72
VHF amplifiers, carrier-operated relay WB3JCC, KD8KZ 45 Apr-85
Vhf circuits, eliminating parallel currents (HN) G3IPV 91 May-77
VHF meteor scatter communications AI7J 69 Feb-84
VHF noise bridge OE2APM/AA3K 10 Jul-86
VHF signal generation, harmonic mixer K1ZJH 40 Mar-85
VHF signal generation, harmonic mixer Short circuit 121 May-85
VHF techniques W6NBI 62 Jul-80
Two-Loop 10-Hz Step 40-70 MHz Synthesizer PY1LL & C Mathias 24 Jan-89
144-MHz fm transmitter, solid-state W6AJF 14 Jul-71
144-MHz fm transmitter, Sonobaby Short circuit 96 Dec-71
144-MHz fm transmitter, Sonobaby Crystal deck for 26 Oct-72
144-MHz low-drive kilowatt linear W6HHN 26 Jul-70
144-MHz low-power solid-state transmitter K0VQY 52 Mar-70
144-MHz phase-modulated transmitter W6AJF 18 Feb-70
144-MHz power amplifier, 10-watt solid-state W1DTY 67 Jan-74
144-MHz power amplifier, high-performance W6UOV 22 Aug-71
144-MHz power amplifiers, solid state W4CGC 6 Apr-73
144-MHz transmitting converter, solid-state ssb W6NBI 6 Feb-74
144-MHz transmitting converter, solid-state ssb Short circuit 62 Dec-74
144-MHz two-kilowatt linear W6OUV, W6ZO, K6DC 26 Apr-70
Linear for 2 meters W4KAE 47 Jan-69
Synthesized 2-meter mobile stations, automation for W9CGI 20 Jun-80
Transistors for vhf transmitters (HN) W1OOP 74 Sep-69
Vhf linear, 2kW, design data for W6UOV 6 Mar-69
144-MHz fm frequency meter W4JAZ 40 Jan-71
144-MHz fm frequency meter Short circuit 72 Apr-71
144-MHz frequency synthesizer WB4FPK 34 Jul-73
144-MHz frequency synthesizer, CMOS Short circuit 81 Apr-80
144-MHz frequency-synthesizer, one-crystal W0KMV 30 Sep-73
Cavity filter, 144-MHz W1SNN 22 Dec-73
Cavity filter, 144-MHz Short circuit 64 Mar-74
Frequency multipliers W6GXN 6 Aug-71
Frequency multipliers, transistor W6AJF 49 Jun-70
Monitor receivers, two-meter fm WB5EMI 34 Apr-74
Overload problems with vhf converters, solving W1OOP 53 Jan-73
Receiver alignment techniques, vhf fm K4IPV 14 Aug-75
Receiver, modular two-meter fm WA2GFB 42 Feb-72
Receiver, vhf fm WA2GCF 8 Nov-75
Squelch-audio amplifier for fm receivers WB4WSU 68 Sep-74
Synthesized 2-meter mobile stations, automation for W9CGI 20 Jun-80
Vhf fm receiver (letter) W8IHQ 76 May-73
Vhf receiver scanner K2LZG 22 Feb-73
Vhf superregenerative receiver, low-voltage WA5SNZ 22 Jul-73
Vhf superregenerative receiver, low-voltage Short circuit 64 Mar-74
VHF/UHF world: low noise receiver update - part1 W1JR 77 Nov-87
VHF/UHF world: low noise receiver update - part2 W1JR 72 Dec-87
VHF/UHF world: VHF/UHF receivers W1JR 42 Mar-84
Weak-signal source, 144 and 432 MHz K6JC 58 Mar-70
144-MHz linear, 2 kW W6UOV, W6ZO, K6DC 26 Apr-70
144-MHz low-drive kilowatt linear W6HHN 26 Jul-70
Frequency synthesis up to 2 GHz WA6DYW 33 Apr-88
VHF/UHF world: broadband amplifiers in receiver design W1JR 91 Nov-86
VHF/UHF world: high dynamic range receivers W1JR 97 Nov-84
VHF/UHF world: high dynamic range receivers Short circuit 103 Jan-85
144-MHz preamp, super (HN) K6HCP 72 Oct-69
144-MHz preamplifier, improved Added notes 73 Jul-72
Fm communications receiver, modular K8AUH 32 Jun-69
Fm communications receiver, modular Correction 71 Jan-70
Fm receiver performance, comparison of VE7ABK 68 Aug-72
Colpitts oscillator design technique WB6BPI 78 Jul-78
Colpitts oscillator design technique Short circuit 94 Feb-79
Crystal oscillator, frequency adjustment of W9ZTK 42 Aug-72
Crystal oscillator, high stability W6TNS 36 Oct-74
Crystal oscillators, stable DJ2LR 34 Jun-75
Crystal oscillators, stable Correction 67 Sep-75
Crystals, overtone (HN) G8ABR 72 Aug-72
Direct synthesis VFO W7SX 10 Sep-88
Synthesizers, VHF and UHF, design of digital components G4CLF 26 Jul-82
FM advantage WA9GDZ6 38 Sep-84
Fm demodulator using the phase-locked-loop KL7IPS 74 Sep-78
Fm demodulator using the phase-locked-loop Comments Anderson, Leonard H. 6 Apr-79
Fm techniques and practices for vhf amateurs W6SAI 8 Sep-69
Fm techniques and practices for vhf amateurs Short circuit 79 Jun-70
Fm transmitter, solid-state two-meter W6AJF 14 Jul-71
Fm transmitter, Sonobaby, 2 meter WA0UZO 8 Oct-71
Fm transmitter, Sonobaby, 2 meter Short circuit 96 Dec-71
Fm transmitter, Sonobaby, 2 meter Crystal deck for Sonobaby 26 Oct-72
Frequency meter, two-meter fm W4JAZ 40 Jan-71
Frequency meter, two-meter fm Short circuit 72 Apr-71
Frequency synthesizer sidebands, filter reduces (HN) K1PCT 80 Jun-77
Frequency synthesizer, for two-meter fm WB4FPK 34 Jul-73
Frequency synthesizer, inexpensive all-channel, for two-meter fm W0OA 50 Aug-73
Frequency synthesizer, inexpensive all-channel, for two-meter fm Correction (letter) 65 Jun-74
Frequency synthesizers, 600 kHz offset for (HN) K6KLO 96 Jul-78
Frequency-synthesizer, one-crystal for two-meter fm W0MV 30 Sep-73
High performance vhf fm transmitter WA2GCF 10 Aug-76
Power amplifier, rf, 144 MHz Hatchett 6 Dec-73
Power amplifier, rf, 144-MHz fm W4CGC 6 Apr-73
Power amplifier, two-meter fm, 10-watt W1DTY 67 Jan-74
Preamplifier, two meter WA2GCF 25 Mar-72
Preamplifier, two meter W8BBB 36 Jun-74
Private call system for vhf fm WA6TTY 62 Sep-77
Private call system for vhf fm (HN) W9ZTK 77 Feb-78
Receiver alignment techniques, vhf fm K4IPV 14 Aug-75
Receiver for six and two meters, multichannel fm W1SNN 54 Feb-74
Receiver for two meter, fm W9SEK 22 Sep-70
Receiver for two meter, fm Short circuit 72 Apr-71
Receiver, modular fm communications K8AUH 32 Jun-69
Receiver, modular fm communications Correction 71 Jan-70
Receiver, modular, for two-meter fm WA2GBF 42 Feb-72
Receiver, modular, for two-meter fm Added notes 73 Jul-72
Receiver, tunable vhf fm K8AUH 34 Nov-71
Receiver, vhf fm WA2GCF 6 Nov-72
Receiver, vhf fm WA2GCF 8 Nov-75
Speech processor for fm transmitters G4CLF, G3RZP 76 Mar-82
Squelch-audio amplifier for fm receivers WB4WSU 68 Sep-74
Synthesized two-meter fm transceiver W1CMR, K1IJZ 10 Jan-76
Synthesized two-meter fm transceiver Letter, W5GQV 78 Sep-76
Transceiver for two-meter fm, compact W6AOI 36 Jan-74
Transmitter for two meters, phase-modulated W6AJF 18 Feb-70
Transmitter, two-meter fm W9SEK 6 Apr-72
Tunable receiver modification for vhf fm WB6VKY 40 Oct-74
Two-meter synthesizer, direct output WB2CPA 10 Aug-77
Two-meter synthesizer, direct output Short circuit 68 Dec-77
Dual wattmeter, 50-500 MHz WB4EHS 67 Jul-85
Dummy load and rf wattmeter, low-power W2OLU 56 Apr-70
Dummy load low-power vhf WB9DNI 40 Sep-73
Dummy loads W4MB 40 Mar-76
Fm frequency meter, two-meter W4JAZ 40 Jan-71
Fm frequency meter, two-meter Short circuit 72 Apr-71
Frequencies, counted (HN) K6KA 62 Aug-74
Frequency counter, front-ends for a 500-MHz K4JIU 30 Feb-78
Frequency counters, understanding and using W6NBI 10 Feb-78
Frequency measurement of received signals W4AAD 38 Oct-73
Frequency measurement, vhf, with hf receiver and scaler (HN) W3LB 90 May-77
Frequency meter, crystal controlled (HN) W5JSN 71 Sep-69
Frequency scaler, divide-by-ten K4EEU 26 Aug-70
Frequency scaler, divide-by-ten Short circuit 72 Apr-71
Frequency scaler, divide-by-ten W6PBC 41 Sep-72
Frequency scaler, divide-by-ten Correction 90 Dec-72
Frequency scaler, divide-by-ten Added comments (letter) 64 Nov-73
Frequency scaler, uhf (11C90) WB9KEY 50 Dec-75
Frequency synthesizer, high-frequency K2BLA 16 Oct-72
Frequency-rnarker standard using cmos W4IYB 44 Aug-77
Rf power meter, part 1: instrument description and construction N6YC 70 May-81
Rf power meter, part 2: measurements and measurement accessories N6YC 55 Jun-81
Rf power meter, part 2: measurements and measurement accessories Comments, W3NQN 6 Oct-81
VHF noise bridge OE2APM/AA3K 10 Jul-86
Vhf pre-scaler, improvements for W6PBC 30 Oct-73
Vhf prescaler W8CHK 92 Jun-78
Ferrite beads, how to use K1ORV 34 Mar-73
Fet biasing W3FQJ 61 Nov-72
Frequency counter as a synthesizer DJ2LR 44 Sep-77
Frequency divider, diode W5TRS 54 Aug-80
Frequency multipliers W6GXN 6 Aug-71
Frequency multipliers, transistor W6AJF 49 Jun-70
Frequency synthesis WA5SKM 42 Dec-69
Frequency synthesizer sidebands, filter reduces (HN) K1PCT 80 Jun-77
Frequency synthesizers, how to design DJ2LR 10 Jul-76
Frequency synthesizers, how to design Short circuit 85 Oct-76
Frequency-lock loop WA3ZKZ 17 Aug-78
Phase-locked loops WB6FOC 54 Jul-78
Phase-locked loops, IC W3FQJ 54 Sep-71
Phase-locked loops, IC, experiments with W3FQJ 58 Oct-71
Phase-shift network, 90-degree, offers 2:1 bandwidth K6ZV 66 Feb-80
Phase-shift networks, design criteria for G3NRW 34 Jun-70
Power FETS: trend for VHF amplifiers Peters, Daniel and W7PUA 12 Jan-84
Speech amplifiers, curing distortion Allen 42 Aug-70
Speech clipper, IC K6HTM 18 Feb-73
Speech clipper, IC Added notes (letter) 64 Oct-73
Speech clippers, rf G6XN 26 Nov-72
Speech clippers, rf G6XN 12 Dec-72
Speech clippers, rf Added notes 58 Aug-73
Speech clippers, rf Added notes 72 Sep-74
Speech compressor (HN) Novotny 70 Feb-76
Speech processing W1DTY 60 Jun-68
Speech processing technique, split audio band W1DTY 30 Jun-76
Speech processing, principles of ZL1BN 28 Feb-75
Speech processing, principles of Added notes 75 May-75
Speech processing, principles of Added notes 64 Nov-75
Speech processor, IC VK9GN 31 Dec-71
Ferrite beads, how to use K1ORV 34 Mar-73
Homebrew Neutralizing Capacitor N4LC 38 May-89
NE5205 wideband RF amplifier Gruchalla, Michael 30 Sep-86
NE5205 wideband RF amplifier Short circuit 72 Jan-87
Synthesizers, VHF and UHF, design of digital components G4CLF 26 Jul-82
FM advantage WA9GDZ6 38 Sep-84
Fm demodulator using the phase-locked-loop KL7IPS 74 Sep-78
Fm demodulator using the phase-locked-loop Comments Anderson, Leonard H. 6 Apr-79
Fm techniques and practices for vhf amateurs W6SAI 8 Sep-69
Fm techniques and practices for vhf amateurs Short circuit 79 Jun-70
Fm transmitter, solid-state two-meter W6AJF 14 Jul-71
Fm transmitter, Sonobaby, 2 meter WA0UZO 8 Oct-71
Fm transmitter, Sonobaby, 2 meter Short circuit 96 Dec-71
Fm transmitter, Sonobaby, 2 meter Crystal deck for Sonobaby 26 Oct-72
Frequency meter, two-meter fm W4JAZ 40 Jan-71
Frequency meter, two-meter fm Short circuit 72 Apr-71
Frequency synthesizer sidebands, filter reduces (HN) K1PCT 80 Jun-77
Frequency synthesizer, for two-meter fm WB4FPK 34 Jul-73
Frequency synthesizer, inexpensive all-channel, for two-meter fm W0OA 50 Aug-73
Frequency synthesizer, inexpensive all-channel, for two-meter fm Correction (letter) 65 Jun-74
Frequency synthesizers, 600 kHz offset for (HN) K6KLO 96 Jul-78
Frequency-synthesizer, one-crystal for two-meter fm W0MV 30 Sep-73
High performance vhf fm transmitter WA2GCF 10 Aug-76
Power amplifier, rf, 144 MHz Hatchett 6 Dec-73
Power amplifier, rf, 144-MHz fm W4CGC 6 Apr-73
Power amplifier, two-meter fm, 10-watt W1DTY 67 Jan-74
Preamplifier, two meter WA2GCF 25 Mar-72
Preamplifier, two meter W8BBB 36 Jun-74
Private call system for vhf fm WA6TTY 62 Sep-77
Private call system for vhf fm (HN) W9ZTK 77 Feb-78
Receiver alignment techniques, vhf fm K4IPV 14 Aug-75
Receiver for six and two meters, multichannel fm W1SNN 54 Feb-74
Receiver for two meter, fm W9SEK 22 Sep-70
Receiver for two meter, fm Short circuit 72 Apr-71
Receiver, modular fm communications K8AUH 32 Jun-69
Receiver, modular fm communications Correction 71 Jan-70
Receiver, modular, for two-meter fm WA2GBF 42 Feb-72
Receiver, modular, for two-meter fm Added notes 73 Jul-72
Receiver, tunable vhf fm K8AUH 34 Nov-71
Receiver, vhf fm WA2GCF 6 Nov-72
Receiver, vhf fm WA2GCF 8 Nov-75
Speech processor for fm transmitters G4CLF, G3RZP 76 Mar-82
Squelch-audio amplifier for fm receivers WB4WSU 68 Sep-74
Synthesized two-meter fm transceiver W1CMR, K1IJZ 10 Jan-76
Synthesized two-meter fm transceiver Letter, W5GQV 78 Sep-76
Transceiver for two-meter fm, compact W6AOI 36 Jan-74
Transmitter for two meters, phase-modulated W6AJF 18 Feb-70
Transmitter, two-meter fm W9SEK 6 Apr-72
Tunable receiver modification for vhf fm WB6VKY 40 Oct-74
Two-meter synthesizer, direct output WB2CPA 10 Aug-77
Two-meter synthesizer, direct output Short circuit 68 Dec-77
Dual wattmeter, 50-500 MHz WB4EHS 67 Jul-85
Dummy load and rf wattmeter, low-power W2OLU 56 Apr-70
Dummy load low-power vhf WB9DNI 40 Sep-73
Dummy loads W4MB 40 Mar-76
Fm frequency meter, two-meter W4JAZ 40 Jan-71
Fm frequency meter, two-meter Short circuit 72 Apr-71
Frequencies, counted (HN) K6KA 62 Aug-74
Frequency counter, front-ends for a 500-MHz K4JIU 30 Feb-78
Frequency counters, understanding and using W6NBI 10 Feb-78
Frequency measurement of received signals W4AAD 38 Oct-73
Frequency measurement, vhf, with hf receiver and scaler (HN) W3LB 90 May-77
Frequency meter, crystal controlled (HN) W5JSN 71 Sep-69
Frequency scaler, divide-by-ten K4EEU 26 Aug-70
Frequency scaler, divide-by-ten Short circuit 72 Apr-71
Frequency scaler, divide-by-ten W6PBC 41 Sep-72
Frequency scaler, divide-by-ten Correction 90 Dec-72
Frequency scaler, divide-by-ten Added comments (letter) 64 Nov-73
Frequency scaler, uhf (11C90) WB9KEY 50 Dec-75
Frequency synthesizer, high-frequency K2BLA 16 Oct-72
Frequency-rnarker standard using cmos W4IYB 44 Aug-77
Rf power meter, part 1: instrument description and construction N6YC 70 May-81
Rf power meter, part 2: measurements and measurement accessories N6YC 55 Jun-81
Rf power meter, part 2: measurements and measurement accessories Comments, W3NQN 6 Oct-81
VHF noise bridge OE2APM/AA3K 10 Jul-86
Vhf pre-scaler, improvements for W6PBC 30 Oct-73
Vhf prescaler W8CHK 92 Jun-78
Ferrite beads, how to use K1ORV 34 Mar-73
Fet biasing W3FQJ 61 Nov-72
Frequency counter as a synthesizer DJ2LR 44 Sep-77
Frequency divider, diode W5TRS 54 Aug-80
Frequency multipliers W6GXN 6 Aug-71
Frequency multipliers, transistor W6AJF 49 Jun-70
Frequency synthesis WA5SKM 42 Dec-69
Frequency synthesizer sidebands, filter reduces (HN) K1PCT 80 Jun-77
Frequency synthesizers, how to design DJ2LR 10 Jul-76
Frequency synthesizers, how to design Short circuit 85 Oct-76
Frequency-lock loop WA3ZKZ 17 Aug-78
Phase-locked loops WB6FOC 54 Jul-78
Phase-locked loops, IC W3FQJ 54 Sep-71
Phase-locked loops, IC, experiments with W3FQJ 58 Oct-71
Phase-shift network, 90-degree, offers 2:1 bandwidth K6ZV 66 Feb-80
Phase-shift networks, design criteria for G3NRW 34 Jun-70
Power FETS: trend for VHF amplifiers Peters, Daniel and W7PUA 12 Jan-84
