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Results by Category: 29.2 — transmitters and power amplifiers - high-frequency transmitters

Article Author Page Issue Available to Buy?
3-500Z in amateur service, theW6SAI56Mar 68 
Ssb exciter, 5-bandK1UKX10Mar 68 
40-meters, transistor rig forW6BLZ, K5GXR44Jul 68 
28-MHz transmitter, solid-stateK2ZSQ10Jul 68 
Transverter, high-level hfK4ERO68Jul 68 
Low-frequency transmitter, solid-stateW4KAE16Nov 68 
Transmitters, QRPW7OE36Dec 68 
Grounded-grid 2 kW PEP amplifier, high frequencyW6SAI6Feb 69 
Transmitter, universal flea-powerK2ZSQ58Apr 69 
Transceiver, single-band ssbW1DTY8Jun 69 
CW transceiver for 40 and 80 metersW3NNL, K3OIO14Jul 69 
ART-13, Modifying for noiseless CW (HN)K5GKN68Aug 69 
Linears, three bands with two (HN)W4NJF70Nov 69 
CW transmitter, half-wattK0VQY69Nov 69 
Linear amplifier, five-bandW7IV30Mar 70 
Tank circuit, inductively-tuned high-frequencyW6SAI6Jul 70 
Transmitter, low-powerW6NIF26Dec 70 
Modifying the Heath SB-200 amplifier for the new 8873 zero-bias triodeW6UOV32Jan 71 
Field-effect transistor transmittersK2BLA30Feb 71 
Linear for 80-10 meters, high-powerW6HHN56Apr 71 
Linear amplifier performance, improvingW4PSJ68Oct 71 
Linear for 80-10 meters, high-powerShort circuit96Dec 71 
Filters, low-pass for 10 and 15 metersW2EEY42Jan 72 
Driver and final for 40 and 80 meters, solid-stateW3QBO20Feb 72 
Linear, five-band hfW7DI6Mar 72 
Linear amplifier, five-band conduction-cooledW9KIT6Jul 72 
Frequency synthesizer, high frequencyK2BLA16Oct 72 
Phase-locked loop, 28 MHzW1KNI40Jan 73 
Transceiver, 3.5-MHz ssbVE6ABX6Mar 73 
Heath HW-101 transceiver, using with a separate receiver (HN)WA1MKP63Oct 73 
14-MHz vfo transmitter, solid-stateW3QBO6Nov 73Issue Available
Ssb transceiver using LM373 ICW5BAA32Nov 73Issue Available
Linear, five-band kilowattW4OQ14Jan 74 
Ssb transmitter and receiver, 40 metersVE3GSD6Mar 74Issue Available
Ssb transceiver, miniature 7-MHzW7BBX16Jul 74 
Ssb transceiver, 9-MHz, ICG3ZVC34Aug 74Issue Available
Linear power amplifier, high-power solid-stateChambers6Aug 74Issue Available
CW transceiver, low-power 20-meterW7ZOI8Nov 74Issue Available
Ssb transmitter and receiver, 40 metersShort circuit62Dec 74 
Linear, five-band kilowattImproved operation (letter)59Dec 74 
Lowpass filter, high-frequencyW2OLU24Mar 75Issue Available
Ssb transmitter, phasing typeWA0JYK8Jun 75Issue Available
Lowpass filter, high-frequencyShort circuit59Jun 75Issue Available
QRP fet transmitter, 80-meterW3FQJ50Aug 75Issue Available
160-meters, 500-watt power amplifierW2BP8Aug 75Issue Available
Ssb transceiver, 9-MHz, ICCircuit change (letter)62Sep 75Issue Available
Linear amplifier, 100-wattW6WR28Dec 75Issue Available
Wideband linear amplifier, 4 wattVE5FP42Jan 76Issue Available
3-400Z, 3-500Z filament circuits, notes onK9WEH66Apr 76Issue Available
Electronic bias switch for negatively-biased power amplifiersWA5KPG27Nov 76 
7-MHz QRP CW transmitterWA4MTH26Dec 76Issue Available
Transmitter, five-band, CW and ssbWN3WTG34Jan 77 
Five-band transmitter, hf, solid-stateI5TDJ24Apr 77 
CW transceiver for 40 and 80 meters, improvedW3NNL18Jul 77 
Transceiver, high-frequency with digital readoutDJ2LR12Mar 78Issue Available
Linear amplifiers, modifying for full break-in operationK4XU38Apr 78Issue Available
Mosfet power amplifier, for 160 - 6 metersWA1WLW12Nov 78Issue Available
Transverter, low-power, high-frequencyWA0RBR12Dec 78Issue Available
Linear amplifier design: Part 1W6SAI12Jun 79Issue Available
Linear amplifier design: Part 2W6SAI34Jul 79Issue Available
Linear amplifier design: Part 3W6SAI58Aug 79 
Air pressure, measuring across transmitting tubes (HN)W4PSJ89Jan 80Issue Available
Linear-amplifier cost efficiencyW8MFL60Jul 80Issue Available
Kilowatt mobile for DXK5DUT43Dec 80Issue Available
Lowpass filters, elliptic, for transistor amplifiersW3NQN20Jan 81Issue Available
Linear amplifier, modular, for the high-frequency Amateur bandsK8RA12Jan 81Issue Available
Linear amplifier, modular, for the high-frequency Amateur bandsComments K1THP6Mar 81Issue Available
ALC circuits, an analysis ofK4JW19Aug 81Issue Available
CB to 10 fm transceiver conversionVE3FIT, VE3AQN16Feb 83 
15-meter sideband transceiverWA4ZXF12Mar 83 
Remote control hf operationK5QY32Apr 83 
15-meter sideband transceiverShort circuit80Jul 83Issue Available
Remote control hf operationShort circuit97Aug 83Issue Available
Improved stability and dial calibration for the Heathkit HW-8 (HN)W3HVK103Nov 83Issue Available
Linear amplifier, HF solid-state kilowatt, mobileWA7SPR67Feb 85 
Amplifier, 3CX1200A7 10 to 80 meterK8RA75Aug 85Issue Available
Vacuum tube amplifier, design a toroidal tank circuit forW6YUY29Aug 85Issue Available
Compact 75-meter monoband transceiverK1BQT13Nov 85 
15-meter sideband transceiverShort circuit66Jan 86Issue Available
Ham radio techniques: 160-meter equipmentW6SAI77Mar 87 
Better frequency stability for the Drake TR7HB9ABO21Aug 87 
Convert a $25 CB HT for 6 metersK1ZJH79Aug 87 
CAT control system for the Yaesu FT-757GXSM6CPI26Nov 87Issue Available
Thumbwheel frequency selector for the Yaesu FT-757GXKA9SNF33Nov 87Issue Available
Design an amplifier around the 3CX1200A7W7DHD33Dec 87Issue Available
Ham notebook: curing FT-1012D key clicksN5RM74Feb 88 
High dynamic range mixing with the Si8901KB7QJ11Mar 88 
TS-440 interface for keying linears with high voltage biasing (HN)W6VVTU98Nov 88 
An NE602-based QRP Transceiver for 20-meter CWK1BQT9Jan 89 
Card File Station for 40 Meters, The WeekenderW6XM56Sep 89 
Five-band Junkbox TransmitterW3RMD42Dec 89 
80/40-meter junkbox rig revisited (HN)W3RMD70Jan 90 

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