MGCa$QST April 1984$QST April 1985 &QST April 1986&QST April 1987 1)~'QST April 1988(QST April 1991,)QST April 1992)QST April 1993*QST April 1996 @ PE1ECNl+QST April 1997+QST April 1998l 1998-QST April 1999l 19981.QST August 19842/QST August 1985/QST August 1987J0QST August 1988g1QST August 19892QST August 1990K2QST August 19912QST August 19923QST August 19934QST August 1994 @ PE1ECNl5QST August 19956QST August 19966QST August 199797QST August 1998'8QST August 19998QST August 20009QST December 1985:QST December 1986;QST December 1987<QST December 1988=QST December 1990O>QST December 1991>QST December 1992P?QST December 1993 @ PE1ECNz@QST December 1994sAQST December 1995 @PE1ECN%BQST December 1996BQST December 1997CQST December 1998 2)998DQST December 1999 2)998FQST December 2000 2)998aGQST February 1984;HQST February 1985IQST February 1986IQST February 1988JQST February 1989KQST February 1990KQST February 1992LQST February 1993MQST February 1994 @ PE1ECNNQST February 1995OQST February 1997PQST February 1998PQST February 1999QQST February 2000RQST January 1984RQST January 1985SQST January 1986#TQST January 1987oTQST January 1988UQST January 1989VQST January 1990WQST January 1991WQST January 1992XXQST January 1993ZYQST January 1994 @ PE1ECNDZQST January 1995[QST January 1996 @ PE1ECN[QST January 1997\QST January 1998 @ PE1ECNL]QST January 1999 @ PE1ECNF^QST January 2000 @ PE1ECN7_QST July 1984_QST July 1985`QST July 1986`QST July 1987aQST July 1988bQST July 1989cQST July 1991dQST July 1992feQST July 1993eQST July 1994 @ PE1ECNfQST July 1995gQST July 1996MhQST July 1997hQST July 1998iQST July 1999 kQST July 2000lQST June 1984lQST June 1985mQST June 1986nQST June 1987=oQST June 1988+pQST June 1989qQST June 1991qQST June 19925rQST June 1993sQST June 1994 @ PE1ECN3tQST June 1995 @ PE1ECNuQST June 1996 @ PE1ECNuQST June 1997cvQST June 1998YwQST June 1999 -1sxQST June 1999 -2 yQST June 2000zQST March 1984A{QST March 1985L|QST March 1986c}QST March 1988}QST March 1989QST March 1990QST March 1993QST March 1994 PE1ECN-QST March 199595ڂQST March 199695wQST March 199895fQST March 199995xQST March 200095QST May 1984QST May 1985+QST May 1986QST May 19877 1)qQST May 1988QST May 1989&QST May 1991QST May 1992QST May 1994 @ PE1ECNAQST May 1995 @ PE1ECNNQST May 1996 @ PE1ECNNQST May 1997 @ PE1ECNNQST May 1998 @ PE1ECNNQST May 1999 @ PE1ECNNёQST May 2000 @ PE1ECNNQST November 1985̓QST November 1988QST November 1989QST November 1991QST November 1992QST November 1993 @ PE1ECN!QST November 1994ϘQST November 1995 (1)QST November 1995 (2)lQST November 1996 1)9QST November 1997 1)QST November 1998 (1)998QST November 1999 -1998QST November 1999 -2998QST November 2000 (1)998QST October 1984ܠQST October 1985QST October 1987MQST October 1988uQST October 1989NQST October 1990äQST October 1991QST October 1992QST October 1993 @ PE1ECNbQST October 1995QST October 1996QST October 1998 @PE1ECNQST October 1999 @PE1ECNGQST October 2000 @PE1ECNQST September 1984QST September 1985=QST September 1986ЯQST September 1987-QST September 1988NQST September 1990DzQST September 1992гQST September 1993 @ PE1ECNtQST September 1994iQST September 1995 @PE1ECN`QST September 1996 @PE1ECNQST September 1997 @PE1ECNiQST September 1998 @PE1ECNQST September 1999 @PE1ECNԺQST September 2000 @PE1ECNApril 1984 - The 3CX800A7 2m high power amplifier - Receiver pre-amps and how to use them - A digital frequency synthesizer!April 1985 - A variable reference oscillator for synthesized VFO's - A high performance CW demodulator - A quarter kilowatt 23 cm amplifier (2) - A converter for the 24 MHz WARC band - Review: Heath SW-7800 general coverage receiver Trio/Kenwood TH-21AT, 2m FM handheld April 1986 - A tester for coil inductance - Gaining on the decibel (2) - Review: Ten-Tec model 245 Titan HF Linear AmplifierApril 1987 - The Digi-Cat (Direct frequency entry for your Yaesu FT-757GX transceiver - A low cost bridge for large inductances - A CW keying interface - Product review: Tono 0-777 communica- tions terminal April 1988 - PC board production in the ARRL lab - Phase noise and its effects on amateur communications - Improving the HW-9 transceiver - On-ground low noise receiving antennes - Sporadic-E propagation at VHF: A review of progress and prospectsApril 1991 - A simple and inexpensive 23/24 cm signal combiner - A glass mounted 2m mobile antenne - Product review: Kenwood TS-790A VHF/UHF transceiverApril 1992 - Flawless VOX operation with the Smooth Voice Controller - A five band, two element Quad for 20 through 10 meters - Product review: Kenwood TS-450S and TS-690s transceiversApril 1993 - Fighting antenne corrosion - A multimode phasing exciter for 1 to 500 Mhz - A remote controlled antenne switch - A two element duoband beamApril 1996 - Solar power for your Ham-Station, it's easier than you think. - Microprocessor controlled repeater voting system: the RVS-8. - Product Review: The Yaesu FT-1000MP HF Transceiver.April 1997 - A single board QRP SSB Transceiver for 20 of 75 meters - Product Review: Icom IC R8500 Communi- cations Receiver April 1998 - High Speed CW and Meteor scatter. An exciting VHF DX Medium. - A high performance, single-signal, di- rect conversion receiver with DSP fil- tering - VolksRTTY. An improved HamComm inter- face - QST compares: Dual band hand-held transceiversApril 1999 - Surface mount technology, part one - Which battery should you use in your equipment? - A broadband HF amplifier, using low- cost power MOSFET's, part two - The QRP buddy - Product Review: The Maha-Rexon RL-501, RL-115 and RL-112, hand-held FM transceiversAugust 1984 - Some basics of VHF design and layout - A passive RTTY scope adapter - Review: Kenwood TW4000A 2m/70cm FM dualbander - A one transistor RF amplifier (5-60 MHz) - 13cm GaAs FET preamp. (MGF 1412 NF<0,6 dB/2300 MHz G=32dB) August 1985 - Autility IC. The CA 3046 ( QRP CW transmitter, direct conversion receiver) - Review: Icom IC-741a 70cm transceiverAugust 1987 - RF path selection - A UHF amplifier from scratch - Product review: Ten-Tec Model 561 Corsair II HF transceiverAugust 1988 - 25 Watt linear amplifiers for 144 and 220 MHz - Preamplifier for 80- and 160m loop and beverage antennes - A versatile timer/controller - A sensitive integrating squelch circuit - Build it yourself with plastic - Elevated switched antenne fed systemAugust 1989 - Build a low cost booster microphone - Build the versa loop - Improving and using R-X noise bridges - Product review: Yaesu FT-747GX MF/HF transceiver .August 1990 - A triband microwave Dish feedAugust 1991 - A high performance, easy to build 432 MHz transverter - RFD-1 and RFD-2: resonant feed line dipoles - An infrared keyer interfaceAugust 1992 - High performance direct conversion receivers - Control your transceiver by voice - What's a mixer? - Product review: Cushcraft Multi- band vertical antenne 5August 1993 - The effect of continous,conductive guy wires on antenne performance - A dual range AC voltage,current and frequency monitor - A high directivity antenne for 3.8 MHz - Product review: ICOM IC 737- MF/HF transceiver - Product review: Lowe HF-150 LF/MF/HF communications receiverAugust 1994 - Two new multiband trap dipoles - Direct digital synthesis. An intuitive introduction - The 160m sloper system at K3LRAugust 1995 - A rock-bending receiver for 7 MHz - The CMOS super keyer 3 - The battery sentry - Broadband HF antenne matching with - ARRL Radio DesignerAugust 1996 - The W3KH Quadrifilar Helix Antenna. - Install a house-bracketed tower, the right way! - "Intermod", a modern urban problem.August 1997 - Homebrew your own inductors - A remote antenne selector switch - Product Review: Cushcraft R7000 multiband vertical antenneAugust 1998 - A spectrum analyzer for the Radio Amateur - Build a portable antenne - A PTT repeater box fou can build - Product Review: Yaesu FT-847 HF/VHF/ UHF transceiver - Product Review: ICOM IC-T8A multiband HT August 1999 - A PIC 16F84 based CW decoder - An intelligent DTMF remote controller - "Key with Vintage" CW paddies - Product Review: The Kenwood TH-D7A dual band H-T August 2000 - A wide range RF-survey meter - Build an indoor-outdoor thermometer for your shack - Basic beams for 12 an 17 meters - Product Review: A QST roundup- 2 meter handheld FM transceivers - Product Review: AlphaMax and AlphaRemote for the Alpha 87A December 1985 - The principles and building of SSB gear (4) - 1296 MHz solid state power amplifiers - Review: Ameritron AL 1200 HF linear amplifier - Santec LS202A 2m SSB/FM handheld transceiverDecember 1986 - Three fine Mice-MOuSe Fet CW trans- mitters - Digital signal processing. - A modern audio filter - Product review: Trio-Kenwood TS-440 HF transceiver - Inhoudsopgave 1986 December 1987 - How to build and use a VHF wattmeter - An optimum design for 432 MHz Yagis - An extended double zepp antenne for 12 meters - A laboratory style RX noise bridge - Product review: Yaesu FT-23R 2m handheld transceiver%December 1988 - The Electronic Parrot - The CW6805 . An inexpensive morse keyboard - A portable vertical antenne mount - Toroids. Some practical considerations - The case of a portable hand held transceiver - Product review: Icom IC-900 multiband VHF/UHF mobile FM transceiverDecember 1990 - A portable QRP CW transceiver (1) - A surface mount technology primer (1) - Product review: Icom IC-765 160-10m transceiverDecember 1991 - Chip talker - A quality desk mike for under $25 - The double tuned circuit: An experimenter's tutorialzDecember 1992 - A no-tune transverter for the 2304MHz band - Product Review: Kenwood TS-950SDX HF/MF transceiver&December 1993 - Taking the mystery out of diode balanced mixers - Measuring and compensating oscillator drift - Computer controlled electronic test equipment - An automated mobile radio direction finding system - Product review: The Ten-Tec scout model 555 MH/HF transceiverDecember 1994 - Exploring intermodulation distortion in RF switching and tuning diodes - The Quick Powerhouse 2m linear ampli- fier - Key components of modern receiver design: A second look - A simple, general purpose AF amplifierDecember 1995 - DAS-DTMF accessorysquelch [7] - The super sloper [4] - An easy path to packet: the IMP [2] - A two element vertical parasitic array for 75 meters [4]December 1996 - A drift free VFO - Get on 440 MHz ATV, Part 3, Station Setup - QST compares: Multiband FM Mobile Transceivers - Product Review: Timewave DSP-599zx, Digital Signal Processor December 1997 - A computer keyboard CW encoder - The triple trickler battery charger - An ultra simple receiver for 6 meters - Product Review: Economy and no-frills 2-meter FM hand-held transceivers 'December 1998 - FREQ-mite- A programmable morse code frequency readout - A 13.8V, 40 A switching power supply, part one - An inexpensive Az-El rotator system - Product Review: The Kenwood VC-H1 Interactive visual communicator - Product Review: The M2 6M7JHV 6 meter Yagi antenneDecember 1999 - A PSK31 tuning aid - A direct frequency entry keypad for ICOM transceivers - A PIC SWR meter - Bubbles in the Ozone layer - Whips, Tubes and Wires; building a 10 meter L antenne - Product Review: The Yaesu FT-2600M VHF FM mobile transceiverODecember 2000 - QRP transceiver kits: Six reports from the field - The Unicounter- A multipurpose frequency counter/electronic dial - Noise canceling with electret conden- sor microphones - Product Review: Radioschack HTX-252 20meter FM Mobile transceiver - Product RevieW: Patcomm's PC 16000A HF transceiverFebruary 1984 - Z-Amtor: An advanced Amtor code con- verter - A beginners look at basic oscillators - Review: The Heath SS9000 HF trans- ceiver - A two transistor 1 Watt transmitter for 30 meters February 1985 - Dopple quad beam antenne for 2m - Understanding tv and radio in inter- ference - Review: Heathkit HD 3030 computer interface Mirage communications B215 2m amplifier February 1986 - Universal Keyer module - Construct a VHF/UHF signal generator - Review: Trio-Kenwood TS-940S HF transceiver 7February 1988 - The Neophyte receiver - Professional quality DTMF Decoder and Sellcall system - Power supplies - Quick and easy - A passport to communications for the blind - Some QRP transmitter design tips - Product review: Heath SB-1000 HF linear amplifier - Product review: Kenwood R-5000 February 1989 - Wat's that new signal on 80 meters - A low cost frequency counter - QRP EME on 144 MHz - Transistor AM Radios as Ham Receivers - Product Review: Kenwood TM-721A - Dual Band VHF/UHF FM transceiver -February 1990 - A balanced antenne tuner February 1992 - IROESK: An infrared optoelectronic straight key - Getting started on the microwave bands - Getting the most out of nickel cadmium batteriesFebruary 1993 - A high dynamic range MF/HF receiver front-end - A new standard for amateur radio analog facsilime - Everything you always wanted to know about hardware for computer controlling modern radios - Product review: ICOM IC-728 and IC-729 transceivers February 1994 - An easy to build 25 Watt MH/HF ampl. - Stacking tribanders: A super station sorta - The QSOcorder - Review:QST compares SSB Electronic UEK-2000S and Down East Microwave SHF-2400 2.4 GHz Satellite down converters zFebruary 1995 - Radio observations of two solar eclipses - Product review: Yaesu FT-900AT MF/HF TransceiverFebruary 1997 - PC based Audio Spectrum Analyzers: See the signals you hear. - A pocket size, direct reading VHF SWR meter - Build a $60 talking repeater control- ler - Product Review: Yeasu FT-600 MF/HF transceiverFebruary 1998 - Built your own network analyzer, part two - A simple CW transmitter for 80 and 40 meters - Product Review: Patcomm PC-16000HF transceiver February 1999 - An RF current probe for amateur use - A synthesized 2-meter FM receiver with PC control - A briefcase portable HF/VHF antenne - Second harmonic optimized low-pass filters - Product Review: Japan Radio Company NRD-545 DSP receiverFebruary 2000 - 2x3=6, two three element Yagi designs - for 6-meter fun - A repeater control accessory: the RCA - A tower in the attic - Product Review: Ten-Tec Pegasus HF transceiver AJanuary 1984 - Review: Trio Kenwood TS-930S HF transceiverJanuary 1985 - A simple 10m FM transceiver - Simple QRP gear versus good perfor- mance - Review: Icom IC-751 HF transceiver - Variable notch filter for receivers (hints-kinks)January 1986 - Principles and building of SSB gear Meet the swailer('hear'your SWR with audio monitor) - Review: Icom 735 HF transceiver HJanuary 1987 - The Tandem Match. An accurate directional wattmeterJanuary 1988 - A new breed of receiver - An optimum design for 432 MHz Yagis(2) - Accessories for your VFO - Product review: AEA PK-232 MuLti mode digital communications terminal - Product review: Heathkit HK-232 Packkit Multi mode digital Communica- tions terminal "January 1989 - The evolution of the "Mighty Big Antenne" - A speaker amplifier for hand held transceivers - Adding 160 meter coverage to HF amplifiers - Conversion between Geodetic and Grid locator systems - A VFO with bandspread and bandset - Product review: Icom IC-228HWJanuary 1990 - A tester for Crystal F,Q and R - A QRP SSB/CW transceiver for 14 MHzJanuary 1991 - A portable QRP CW transceiver (2) - A diode switched band pass filter - A surface mount technology primer (2) - Product review: Kenwood TS-950SD MF/HF transceiverJanuary 1992 - A receiver spectral display using DSP - A field strength meter with decibel display - The FET charge controllerJanuary 1993 - Slow scan TV - It isn't expensive anymore! - High performance, single signal direct conversion receivers - Introduction METCON, a new remote control and telemetry system - Product Review: TEN-TEC Omni VI MF/HF transceiverJanuary 1994 - An inexpensive SSTV system - The nearly perfect amplifier - Computer controlled electronic test equipment (2) - Uncles Albert's unique keyer - Product Review: The Yaesu FRG-100 general coverage receiverJanuari 1995 - The WB2 "REMote" link - Putting your Uniden HR-2510 on VHF and UHF - Getting the most out of your T-network antenne tuner - Product review: QST compares 2 meter FM mobile transceiversJanuary 1996 - Low-band receiving antennes: More EWEs for you [3] - An automatic antenne tuner: The AT-11 [5] - How to measure large direct currents with common meters [4]Januari 1997 - Junkbox Conerters for 6 and 2 meters - Refurbishing "Boat-Anchers" - The Radio Mailbox - Long live Cycle 23 - Product Review: Kenwood TS-570D, HF TransceiverJanuary 1998 - A PIC of an IDer - Build your own network analyzer, part one - A half square array for 40 meters - Product Review: Icom IC-706MkII MF/HF/ VHF transceiverJanuary 1999 - Rotor nmagic - A 13,8 V, 4,0 A switching power supply part two - Product Review: The Icom IC-2100H, 2m FM mobile transceiver - Product Review: The Alinco DJ-280T and the Pryme PR-222/Pr-52 handheld FM transceiversJanuary 2000 - The 1999 Solar eclipse and amateur radio - "Hot-Wiring" the Kenwood TS-690S and TS-450S - An MX614 packet modem - Product Review: ICOM IC-R75 communica- tions receiver - QST compares: Switching power supplieseJuly 1984 - Digital switched capacitor filters - Simple, low cost computer for the ICOM IC-720^July 1985 - A basic approach to moonbounce - Review: Heathkit HW-9 QRP CW trans- ceiverJuly 1986 - Adventures in satellite DX-ing - A VHF/HF remote base station - The SWR twins QRP and QRO - ALC for class AB1 amplifiers - Ham radio in China July 1987 - Some reflections on vertical antennes - Improving the K1FO 8874 432 MHz amplifier - Designing and building simple crystal filters - Low cost QRP power booster - The Squawker: A light detector,July 1988 - A talking Wattmeter - A low drive grounded grid 3CX800A7 amplifier - A simple tuning indicator - A multipurpose DTMF encoder - Product review: Kenwood TM 221A/321A/ 421A VHF/UHF FM transceiver - Product review: The Japan Radio Company NRD-525 general coverage receiverJuly 1989 - A clean, low cost microwave local oscillator - Stimulating the ionosphere in Alaska - Operate your station with power from the sun - Product review: MFJ-1278 multi mode data controllerJuly 1991 - Feeding dipole antennes - A light and sturdy Quad for 10 and 15 meter - An introduction to digital signal processing - A simple effective dual band inverted L-antenne - Product review: Kenwood TS-850S 160-10 meter transceiverJuly 1992 - The CW68HC05 keyboard/keyer - Build a space efficient dipole antenne for 40,80 and 160 m - A low cost PC interface for ICOM radios - QST compares: Mid price MF/HF linear amplifiersJuly 1993 - A synchronous detector for AM transmissions - Honey, I shrunk the antenne! - IROESON: An infrared Optoelectric keyerJuly 1994 - An SWR detector Audio Adapter - A Pocket size talking morse code practice computer - The Null Steerer revised - Pacemakers, Interference and Amateur Radio - Key components of modern receiver design (3)July 1995 - A wideband 80-meter dipole - A continuously variable bandwidth audio filter - Voice-Track, a multifunctional,talking repeater controller (2) - Product review: QST compares dual-band hand-held transceiversJuly 1996 - The Radio Sky, Part two. - An improved multiband trap dipole antenne. - A comparison of HF digital protocolsJuly 1997 - A parallel port adaptor for JVFAX - My all purpose voltage booster - Computer control for mobile Ham Radio operationJuly 1998 - A GPS based frequency standard - A voice balancing audio peak clipper - Product Review: Icom IC-PRC1000 Com- puter controlled Comm. Receiver - Product Review: Agrelo Engineering DFjr professional radio direction finder 2July 1999 - A five element, 2 meter Yagi for $20 - Surface mount technology, part four - The DWM-4: A microprocessor controlled wattmeter for HF, VHF and UHF. - Product Review: Icom IC-706 MKIIG, MF/ HF/VHF/UHF transceiver - Product Review: AOR AR7000B wide range communications receiver July 2000 - The micromounteneer QRP transceiver revisited. - Flags, Pennants and other ground inde- pendent low-band receiving antennes - Verticals, ground systems and some history - Everything works - Product Review: ICOM IC-718 HF trans- ceiverJune 1984 - A second look at magnetic cores - Try the field day special antenne (20m) - Review: Macrotronics RM-1000 radio modem jJune 1985 - Designing a 2m portable Yagi - Hint and kinks; An accurate inexpensive frequency markerJune 1986 - Adventures in satellite DX-ing - Small, high efficiency loop antennes - Antennes: from the ground up - Review: AEA Pakratt Model PK-63 Alinco ALM 203 T - Introduction: Japanese amateur satel- lite number 1 (JAS 1)#June 1987 - The W2CXM 2 Meter Receiver and Scanner - The magic of MOLI energy's rechargable lithium cell - A new chip for charging gelled electrolyte batteries - Build your own MCM ICs - Product review: Clear channel communications AR-3300 Ranger 10m All mode transceiverJune 1988 - A cheap n'easy Modem - Introducing Phase 3C: A new more versatile OSCAR - The replay digital voice message system - The AD7lambic cheap keyer - Product review: Kenwood TS-140S 160 to 10 meter transceiverJune 1989 - A no-tune transverter for 3456 MHz - Multipurpose instrumentation amplifier tester - Product review: Kantronics all mode communicator - Microsat: The next generation of Oscar Satellites (2)June 1991 - Antenne here is a dipole - Build a universal VFO - Transforming the balun - QST compares: Dual band hand held FM transceiversJune 1992 - Easy computer control and bandwidth switching with Kenwood transceivers - The "Ugle Weekender" II: adding a junkbox receiver June 1993 - A comparison of solid state and tube based receiver systems using CAD - Home brewing a 10 GHz SSB/CW transverter (2) - Review: QST compares dual band mobile FM transceivers ,June 1994 - Key components of modern receiver design (2) - Inexpensive interference filters - Beginners Boomers: Two phased Vertical Arrays for 30 Meters - An automatic temperature control - Overvoltage protection for AC generators - Simple, Effective Elevated Ground plane antennesJune 1995 - Voice Track, a multifunctional, talking repeater controller. - An RF step attenuator - Build a super simple SWR indicator - Product Review: Kenwood TM-255a, 2 m multimode transceiverJune 1996 - The Radio Sky , Part One - Transfer relays -Overlooked bargains - Electrical safety - SMALL: A surface mounted amplifier that's little and loud! June 1997 - The Microwatter - High efficiency class-E power ampli- fiers, part two. - Try a twelfth wave transformer - The 12 volt Pup: A DC generator you can buildJune 1998 - Bidirectional antennas for field day - The OCR transceiver - Clean up your signals with band pass filters, part two - Product Review: Alinco DX-77T MF/HF transceiver - Product Review: Autek Research RF5 VHF analystJune 1999 - Surface mount technology, part three - A doppler radio direction finder, part two - A simple 50- feed for W8JK beams - The Quick, QRP under integrated control from the keyer - RF safety at field day - How to choose and use a protable power generator June 1999 - Product Review: The Yaesu FT-100, MF/ HF/VHF/UHF aal mode transceiver - Product Review: Hamtronics R139 weather satellite receiverJune 2000 - A panoramic transceiving system for PSK31 - Having a field day with the Moxon Rectangle - An 8 Watt, 2-meter "Brickette" - Product Review: ICOM IC-756PRO HF/6m transceiver - Product Review: Ten-Tec 1210 10 meter to 2 meter transverter%March 1984 - Learning to work with toroids - VHF propagation and meteorology - HF direction finding - A technique for volunteer monitoring - Review: Trio-Kenwood TS-430S HF transceiver - Review: Kenwood TS-830S modifications - Multiple cavitiy, iris coupled wave- guide filtersMarch 1985 - A 250W cavity 23 cm linear amplifier with 7289:2C39 tube - Learning to use fieldstrength meters - A practical set-up for relative pattern measurements - Review: Heath SA-2500 antenne tuner - Power measuring device for 2m hand- held March 1986 - Real time HF WEFAX maps on dot matrix printer - The ROM scanner (an easy to build low cost source for SSTV images) - A CW transmitter for 902 MHz - Gaining on the Decibel (1) - Review: The Heath HW99 CW transceiver - A 10 GHz diode detector/mixer March 1988 - Phase noise and its effect on amateur communications (1) - Traps for VHF interference - Transmitting loops revised March 1989 - A simple 80 meter transceiver - Flagpole J for 10 meters - Calculating power dissipation in parasitic suppressor resistors - Collinear phased antennes for the HF bands - Amplifier cool down circuits - Product review: Alinco DJ-100T Handheld 2m FM transceiver March 1990 - Practical Radio Aurora - Evolution of the short top-loaded vertical - Using the MC2831A FM transmitter subsystem IC - Product review: ICOM IC-725 MF/HF transceiverMarch 1993 - The NRY: A simple, effective wire antenne for 80- 10 meters - Transmitter power: What it is, what it does & how to use it - Predicting transatlantic 50 MHz F-layer propagation - An easy, on glass antenne with multi- band capabilityIMarch 1994 - A lead acid battery charger - The Pfeiffer Quad antenne system - On center-fed multiband dipoles - Cellular radio and the modern amateur - Review: QST compares dual-band hand- held FM transceivers - Review: Trimble scout GPS hand-held global positioning - Understanding HF F2 propagation predictionsMarch 1995 - A "Rope-Ladder" 2 meter Quagi - A high performance hybrid frequency synthesizer - Product review: Icom IC-820H VHF/UHF multimode transceiver March 1996 - Weekend Digibrain - JVFAX APT adapter - Transoceanic ducting at VHF and above - Product Review: Icom IC-706 MF/HF/VHF Transceiver March 1998 - Mikemaster, a microphone preamplifier with noise gating and compression. - Make your own 'rubber duckies' - Build efficient, short vertical an- tennes - Product Review: Compact and portable antennes roundupMarch 1999 - A broadband HF amplifier, using low cost power MOSFET's, part one - A binaural I-Q receiver - PIC development on a shoestring - Product Review: Teh Alinco DR-140TQ 2-meter FM mobile transceiver - Product Review: The Ten-Tec RX-320 PC-radio March 2000 - The QRSer: A CW operating aid - The Tuna Tin 2 today - A simple meter tester - A simple 10-meter QRP transmitter - Product Review: Elecraft K2 HF trans- ceiver kit - Product Review: Alinco DJ-V5TH Dual- band FM hand-held transceiverMay 1984 - Eliminate TVI with common mode current controls - Broadband and narrowband amplifiers - A battery powered 30 meters VFO - A simple function generator - Reviw: Yaesu FT-725R VHF/UHF trans- ceiver - An interdigital mixer for 3,4 GHzMay 1985 - A simple 435 MHz transmitter - An RTTY operators's guide - Review: Icom IC-271a 2m multimode transceiver Ten-Tec Century 22 HF/CW transceiverQMay 1986 - Construct a mode L parabolic antenne and feedhorn for Oscar-10 May 1987 - Split screen RTTY for Atari computers - A line side regulator for high voltage power supplies - A travelers 2m GP antenne - A few thoughts on emergency power - Product review: Icom u2AT 2m FM hand held transceivertMay 1988 - The great sporadic E-opening of June 14, 1987 - The inside story of the PK-232 - RX noise bridges9May 1989 - A practical direct sequence spread- spectrum UHF link - A practical Time domain reflectometer - A four stage 75 meter SSB superhet - The C-SUB - Simple low noise microwave pre- amplifiers - Microsat: The next generation of Oscar Satellites (1) - Poduct review: Uniden president HR2510May 1991 - A high performance UHF and Microwave system primer - Review: Command Technologies HF 2500 linear amplifiereMay 1992 - An inexpensive, easy to build ESD probe - Phased driven arrays for the low bands+May 1994 - Key components of modern receiver design (1) - A compact loop antenne for 30 through 12 meters - A calibrated noise source for amateur radio - Amateur use of telescoping masts - Review:Yeasu FT-840 MH/HF transceiver - Review:S&S engineering ARK 40 CW QRP transceiver kitmMay 1995 - "9600-Ready" Radios: Ready or Not? - Weekend DigiVFO - How to evaluate your antenne tuner (2)May 1996 - A high performance AGC/IF subsystem. - New life for Dentron MLA2500s - Computer control for Ramsey's FX-146 and FX-440 transceivers - QST Compares: Tiny 2-meter handheld transceiversMay 1997 - An ultra simpel W1AW receiver - A PIC based digital frequency display - High efficiency class-E power ampli- fiers, part one - Product Review: Icom IC-756 MF/HF/VHF transceiver - Product Review: Japan Radio Co, NRD- 535D HF receiver&May 1998 - An inexpensive Remote Base station controller, using the Basic Stamp - The V-Yagi, A lightweight Rotatable Antenne for 40 meters - A rugged, compact attenuator - Clean up your signals with bandpass- filters, part one - Product Review: Kachina 505DSP HF Transceiver May 1999 - A doppler radio detection finder, part one - PSK31- Has RTTY's replacement arrived? - The MFJ 9420D (D=Deluxe) - Surface mount technology, part two - Product Review: The Kenwood TS-570S(G) HF/6m transceiver - Product Review: The Yaesu VX-5R Tri band H-T $May 2000 - Automatic Amplifier selection for the ICOM IC-746, 736 and 706MKII trans- ceivers - Build a flagpole antenne booster - Improving the Hamtronics R139 VHF satellite receiver interface - PSK31 2000 - Product Review: Kenwood TM-D700A dual band FM mobile transceiver November 1985 - The principles and building of SSB gear (3) - An inexpensive spectrum analyzer for the radio amateur - A 902 MHz loop Yagi antenne - Direction finding with the interfero- meterKNovember 1988 - Getting from here to there on 2304 MHz - A three channel CW Emergency transceiver (2) - Log periodic dipole arrays for the upper HF bands - Automatic TR switching for the Kenwood S-220 monitor scope - The mobile roof rack antenne - Product review: ICOM IC-575A 50 and 28 MHz multimode transceiverNovember 1989 - An adapter for powering hand-held rigs from 12 volt sources - Protecting power tetrodes - Some power supply design hintsNovember 1991 - Computer remote control of an amateur radio station - RF power amplifiers and the conjugate match - My feed line tunes my antenne - Product review: Yaesu FT-990 160-10m transceiverNovember 1992 - An active attentuator for transmitter hunting - A 12V, 15A power supply - Recent advances in shortwave receiver design November 1993 - A 13.8V, 5A regulated power supply - A low voltage disconnect - A simple, two tone audio generator - An update on compact transmitting loops -An accurate dip meter using the MFJ-249 SWR analyzerNovember 1994 - A home brew loop tuning capacitor - Just enough radio. The SP-750 Spider Junior - A single board superhet QRP trans- ceiver for 40 or 30 metersNovember 1995 - Broadband transmitting wire antennes for 160 through 10 Meters (3) - The four-way DFer (7) - A heads-up display for Kenwood MF/HF transceivers (5) - A small high performance CW transeiver (6) November 1995 - The AMFSID: An automatic microphone switcher amplifier intergator distri- butor (3) - Product Review: QST compares dual-band FM mobile transceivers (8) November 1996 - Build a power attenuator - Recycling TV antennes for 2-meter use - Get on 440 MHz ATV, Part Two, A2-W3- channel ATV transmitter - QST compares: 2-meter mobile trans- ceivers]November 1997 - A MMIC preamp for "DC to Daylight" - A low budget, rotatable 17-meter loop - Audio preamp with AGC and feedback to improve AM fidelity - Sporadic E- A mystery solved, part two - A pacable antenne for 80 through 2 m. - Product Review: Ten-Tec OMNI VI Plus MF/HF transceiver - Product Review: Drake TR270 FM transceiverNovember 1998 - The micro McElroy morse code reader - A rotable 10 meter dipole - Channelwatch: A multiple frequency activity monitor - Product Review: QST compares dual-band FM mobile transceivers - Product Review: The MFJ-224 2 meter FM analyzerNovember 1999 - Hamweb: A new approach to mobile data services - VolksRTTY II: for RTTY, AMTOR, and PACTOR, part two - The DSP-10: An all mode 2-m transcei- ver using a DSP IF and PC controlled front panel, part three - An automated meteor-scatter station November 1999 - A tracking signal generator for use with an spectrum analyzer - Product Review: Patcomm PC-9000 HF plus 6 meter transceiver - Product Review: The high Sierra HS-1500 HF/6-meter mobile AntenneNovember 2000 - Utilizing the constant bombardment of cosmic debris for routine communica- tion - A beginner's guide to modelling with NEC, part one - A flexible digital mode interface - Product Review: Yaesu Mark-V FT-1000 MP, HF transceiver 6October 1984 - Review: Heath HW-5400 HF transceiverOctober 1985 - A 102 to 144 MHz receive converter - The principle and building of SSB gear (2) - A user's guide to Amtor operation - Build a UHF Wattmeter - Review: Ten-Tec 2510 mode B Satellite sectionOctober 1987 - Alternative energy. An overview of options and requirements - Product review: Icom IC-275A 2 meter multimode transceiver$October 1988 - A relative RF Ammeter for open wire line - The Spiderweb quad - Build a simple 12m beam - A three channel CW emergency trans- ceiver - Product review: Kenwood TS-680S 160 to 6 meter transceiver - Improved anode parasitic suppression for modern amplifier tubesOctober 1989 - A computer controlled digitized speech system for SSB contesting - The QRP three bander - Is amateur radio hazardous to our health? - Product review: Heath SB-1400 MF/HF transceiver qOctober 1990 - A compact "Brick" for 6 meters - A Laser communications primer (2) - Parasitics revisited (2)October 1991 - A simple VHF/UHF diplexer - Match bandwidth of resonant antenne systems - BNC connectors handle switching in a flexible antenne tuner - Product review: Yaesu FT-650 6/10/12 meter transceiverOctober 1992 - An audio noise based voting circuit - An active audio CW filter you can build - Measuring SSB/CW receiver sensitivity - Homebrewing large antenne coils - Product review: 2m hand held FM transceiversOctober 1993 - The SunSwitch - Inside the grounded grid lineair amplifier - TAPR's digital deviation meter - Schematics at your fingertips - The earth detunes my antenne - Yagi: The man and his antenne /October 1995 - The Offset Multiband Trapless Antenne (OMTA). - Spectacular 1995 Transatlantic Spora- dic-E season. - Hot-Rod, your ICOM IC-725-series transceiver, part 2. - Twisted pair controls switched remote loading network. - A patch antenne for the global posi- tioning system.OOctober 1996 - Heavy duty HF propagation prediction analysis software, part two - The Gadget, an SWR analyser add-on - Get on 440 MHz ATV, part one, a tuna- ble downconverter - A homebrew, light duty metal brake - Product Review: MJF Model 9406,6-meter SSB transceiver - QST compares: Medium power 2-meter amplifiers )October 1998 - Using PIC Microcontrollers in amateur radio projects - A fox hunting DF twin antenne - An efficient multiband vertical for 160 through 20 meters - Product Review: SGC SG-2020 HF trans- ceiver - A battery voltage indicator - Product Review: Alinco DJ-C5T and DJ-CIT.October 1999 - The DSP-10: An all mode 2-meter trans- ceiver, using a DSP IF an PC control- led front panel, part two - VolksRTTY II For RTTY, A MTOR and PAC- TOR, part one - Simple offset feeding of Wire-Element Beams - Product Review: The ICOM IC-2800H dual band FM transceiver VOctober 2000 - A basic stamp morse callsign generator - The Parasol: A 160 meter vertical an- tenne with a difference - A 146- and 445 MHz J-Pole antenne - Some desoldering Tips and techniques - Product Review: The Grundig Satellit 800 Millenium Receiver - Product Review: Radio Shack HTX-245 Dual-band FM handheld transceiverSeptember 1984 - A cathode drive tetrode for 6 meters - Review: Kantronics interface terminal unit and hamtext Amtosoft software - Radio modem with FSK RTTY for the HF rigs - Electronic switching and how it worksSeptember 1985 - The principles and building of SSB gear - A close look at frequency modulation - Review: ICOM IC-745 HF all band transceiver/general coverage receiver September 1986 - Inexpensive RF switches for the HAM shack - The QRP transmatch, a novel approach - Circular waveguide for the 2304 MHzYSeptember 1987 - Alternative Energy. An overview of options and requirements (1) - A precise tuning indicator for general coverage receivers - Tuning diode applications and a VVC Tuned VFO - Fiber optics. It's here now - Product review: Yaesu FT-767GX all- mode HF transceiver and FL-7000 solid state HF QSK linear amplifier September 1988 - Band pass filters for the HF trans- ceivers - Baudot and ASCII RTTY programs for the Atari computers - A dipper amplifier for impedance bridges - A simple resonat ATU - The Coplanar twin loop antenne - Product review: Icom IC-761 160 -10m transceiveruSeptember 1990 - Parasitics Revisted (1) - A Laser communications primer (1) - Simple Coaxial cable measurementsSeptember 1992 - An experimental solid state kilowatt linear amplifier for 2 to 54 MHz - A 40 meter regenerative receiver you can build - Low cost digital signal processing for the radio amateur - Product review: Yaesu FT-890 MF/HF transceiverSeptember 1993 - A long haul H-T battery system - A simple broadband dipole for 80 metres - The (PC) contest card - The 1/3 wavelength multiband dipoleSeptember 1994 - A reevaluation of the Caron RF impe- dance bridge - Thermoelectric power for QRP trans- mitters - Nickel Metal Hydride batteries in amateur radio applications - A smart charger for nickel cadmium batteriesSeptember 1995 - A receiving antenne that rejects local noise - A K6STI low noise receiving antenne for 80 en 160 meters. - Hot-Rod your ICOM-725 series trans- ceiver, part 1. - A automatic, remote antenne tuning controller.>September 1996 - Heavy duty HF propagation prediction/ analysis software, part one. - The high frequency active auroral research program. - SWR analyzer tips, tricks and techniques. - The micro M, a miniature charge con- troller. - Product Review: Index laboratories new QRP plus transceiverSeptember 1997 - Build a return loss bridge - The Cyclemaster VFO - The K9AY terminated. A compact, directional receiving antenne - Product Review: Three legal limit linaear amplifiers.September 1998 - A versatile high capacity battery power source - A spectrum analyzer for the radio amateur, part two - An improved 1/3 wavelength dipole - Product Review: Icom IC-746, VHF/HF transceiver - Product Review: Ten Tec T-kit 1340 QRP transceiver NSeptember 1999 - The DSP-10: An All-Mode 2-Meter Trans- ceiver using a DSP IF and PC-control- led front panel, part one - Beyond the quick - An FT-1000 TTL/RS-232 level translator - Product Review: The Yaesu FT-90R Dual Band FM mobile transceive - Product Review: The Alinco DR-M03SX 10-meter FM mobile transceiverSeptember 2000 - The OCR II Receiver - The Monster Loop - Amateur Television from Model Planes and Rockets - Product Review: MFJ-9340K QRP-Cub Transceiver - Product Review: Switching Power Sup- plies Revisited