Up for auction are 3 issues of 73 Amateur Radio Magazine. The issues are listed below with some observations:

1. January 1977 - Catalog from Tufts
2. December 1977 - Catalogs from Kenwood, Long's, Hamtronics PA,  Tufts
3. January 1978 - Catalogs from Long's, Tufts


Pulling information from the https://www.qsl.net/kb9mwr/files/ham/73.html located from Wikipedia (https://en.wikipedia.org/wiki/73_(magazine)).

73 Magazine (also known as 73 Amateur Radio Today) (OCLC 22239204) was a United States-based amateur radio magazine that was published from 1960 to 2003. It was known for its strong emphasis on technical articles and for the lengthy editorials in each issue by its founder and publisher, Wayne Green. The magazine title, 73, (Morse: −−••• •••−− ) means "best regards" in amateur radio lingo.

January 1977 (#196)

  • SSTV Test Generator - invaluable diagnostic tool ...... WA6VVL 22
  • How Does Your Rig Perform? - an example using the HW-1 ...... W6AGX 28
  • Art and the PC Board - new uses for copperclad boards ...... W7RXV 32
  • The "New" 88 Channel IC-22v - add two switches and flip ...... WA6OAZ 36
  • A No Hands Telephone Dialer - mobile accessory using a ROM ...... WA1PNG 40
  • What's the Best Antenna for 160? - the inverted vee compromise ...... W5USM 44
  • Ten Meters: Dead or Alive? - a user's report ...... K2HTO 48
  • 200 lb. Cookie - microwave repeater control ...... WA6ITF 57
  • Weather Satellite Simulator - do-it-yourself satellite? ...... W9CGI 58
  • An Automatic Thermostat - saves 10% on your fuel bill ...... W1HCI 62
  • Mod for the Heath IO-102 Scope - faster warm-up ...... WB4MYL 65
  • The UFO Connection - that was somebody fooling around, wasn't it? ...... K8NQN 68
  • Go Forth and Multiply! - the space age approach ...... W1HCI 76
  • How to Find a Forgetful Memory - diagnostics for a thoughtless computer ...... VE3DWC 80
  • A Super Log - a program for the ham shack computer ...... WA7SCB 83
  • Short On Memory? - build this 2K board for your 6800 ...... WB2ZCF 90
  • A Software Replacement for the Muffin Fan - IC cooling program ...... WA1FEF 96
  • 1,000 WPM Morse Code Typer - for the bionic brass pounder ...... WB2DFA 100
  • It Works! The First Time! - the Seals Electronics memory board ...... WB4WRH 104
  • The New Improved TT Decoder Updated - better ...... W7JSW 107
  • The Polarity Changers - plus to minus ...... Staff 108
  • Repeaters in New Zealand - quite a few ...... ZL2AMJ 110
  • A VFO for Sidebanders - 5-5.5 MHz ...... VK3XU 116
  • Practical Solar Cell Power - great for remote repeaters ...... W2EUP 118
  • A Simple RC Substitution Box - using a matrix ...... Staff 120
  • The Compactron Audio Driver - three tubes in one ...... WA5SWD 122
  • The Junk Box as an Art Form - new use for blown capacitors ...... W8GI 126
  • The Mod Squad Goes 220 - pub serv receiver for pocket 220 ...... WA6JMM 128
  • Double Sideband: Something New? - one for voice, one for SSTV ...... K7YZZ 130
  • Carbonize Your Crystal - a return to the carbon mike ...... WB6MXD 134
  • How Does Sideband Really Stack Up? - the SSB solution? ...... WB6JNN 136
  • Son of the Overload Relay - if you can't buy 'em, build 'em! ...... W2OLU 140
  • No-Wire Antenna Switch - a clever remote system ...... WA0NUX 142
  • The Beeper - NASA-type beeping ...... WB8VQD, WB8MHG/3 144
  • Ham Phone Answering Service - leave messages ...... W6GUU 148
  • Dear Good Buddy - the perils of radio ...... W7IDF 152
  • SWR Myth Exploded Again - how does swr really affect signal strength? ...... WA1JFU 156
  • Dirt Cheap Regulation - virtually freebee ...... W3GAT/2 158
  • A Vest Pocket QRP Rig - if you have a big one ...... K5JRN 160
  • Where You Can't Solder or Weld - joining dissimilar metals. ...... WA4VWY 162
  • Exciting New Touchtone IC - make phone calls with your HT ...... WA0CKG 164
  • Revisiting the COR - improvements on the April 76 model ...... W7JSW 166
  • The Mighty Magnet Mount Antenna - the price is right: zilch ...... WA1PDY 168
  • A 15.75 kHz Oscillator - simple TV test unit ...... XE1CMB 170
  • Behavior Mod for the HM-l02 - pretty simple ...... W3VT 172
  • Antenna Magic - good advice on antenna fundamentals ...... WB0HAF 174
  • See Yourself Talk - build a sideband monitor scope ...... VK5YH 178
  • The Hidden Charger - simplest charger yet ...... WB8IMY 180
  • IC Compressor-Expander - why go only halfway? ...... Staff 182
  • Measure Your Wasted Power - how much are you losing in your feedline? ...... Staff 184


December 1977 (#207)

  • Inside Ten-Tec - QRP innovators ...... K4MDK 34
  • The History of Ham Radio - part V ...... W9CI 38
  • Try BCB DX! - when you're tired of twenty ...... WB2BJH 42
  • Build An Engine Analyzer - use your scope! ...... WA6THG/KH6 46
  • More Repeater Control Devices - control unit/audio interface ...... W7JSW 50
  • How Do You Use ICs? - part VIII ...... WA2SUT/NNN0ZVB 56
  • Finally! A Practical Discriminator! - metering system, that is ...... K4GOK 62
  • A Kilowatt Alternative - try a gain antenna ...... WB0KTH/4 66
  • All About Transceivers - Novices, take note! ...... WB5ASA 68
  • German Amateur Procedures - and repeater information ...... W8CM/5 72
  • The DA4FB Story - American repeater in Germany ...... WB4EWX/DA1KD 78
  • Decode Morse - with an 8080 ...... WB9KPT 92
  • Futureshot - Just around the corner ...... K9KIC 98
  • Try A Micro Contest Logger - the 6800 does it all ...... KH6GMP 102
  • Computerized Global Calculations - finding the best way to Pago Pago ...... VE3EKR 106
  • Micro Meets JANET - meteor scatter, anyone? ...... W5HK/9, WB9WXM 108
  • Run, Sheila, Run! - real-life radio control ...... WB0IFF 114
  • CB to 10 - part VI: antenna suggestions ...... K5UKH 120
  • CB to 10 - part VII: convert a TRC-11 ...... WB8CLF 122
  • Battery Backup for Digital Clocks - don't miss a second ...... WA2EJT 123
  • Roll Your Own QSL Cards - originality for rare ones! ...... G3WDI 130
  • Glide On Six - radio control primer ...... WB3BQQ 134
  • More IC-22S - add a programming switch ...... K0HPF 138
  • Amplitude vs. Frequency - poor man's spectrum analyzer ...... Staff 140
  • How About An Auto CQ? - generate some 10m activity! ...... K4TSY 142
  • SSB For the "Frog" - tame the croak ...... W5JJ 144
  • Beat the Books - study hall special ...... WB9YKR 145
  • Clocking Those Clock Kits - check out the MK-03! ...... W6SWZ 148
  • Digital Signal Source - TTL signals for counters, micros ...... K7HKL 150
  • Regenerated CW - CW: as you like it ...... Staff 152
  • High-Band Your KDK - monitor the other half! ...... W2PMX 177
  • The Rescue - rest-life drama ...... WA6LJL 178
  • Welding Rod Special Antenna - for seamless contacts ...... WA5TSJ 179
  • Tanks A Lot! - inductor calculation program ...... WA9GUK 182
  • Build the EI Sapo Tester - for hams with spare time ...... Staff 184
  • Finally! A Simple PROM Burner! - for the 8223 and 82S23 ...... W7JSW 186
  • Try A Topical CQ - for special interest groups ...... K4GRT 188
  • Call Letter Gouger - adds class to any shack ...... WB6JYK 189
  • Adjustable Bench Supply - would you believe 1.2-37 volts? ...... Staff 192
  • Test Instrument Saver - an old phone is required ...... Miller 193
  • Photoelectric Bench Accessory - when you need an extra "eye" ...... W3KBM 196
  • Inside the SR-52 - calculator doubles as micro ...... WA6THG 198
  • Boost Your TR22! - with a mini rock crusher ...... WA2INM 200
  • QRM on the Moon? - yep, on all bands ...... W4NVK 204
  • Filcher Foiler Car Alarm - car door operated ...... WB6THJ 206
  • Quick Deviation Meter - for the IC-22A ...... WA1UUK 207
  • Build a Noise-free Power Supply - avoid spikes with sine waves ...... K4DHC 208
  • Surplus Goodies - are they really for you? ...... Villastrigo 210
  • Try A New Mode! - don't let boredom strike ...... N4KC 214
  • Build A Useful HF Receiver - Novice special ...... Staff 216
  • Wake Up A Dead Repeater! - with these new Q signals ...... K9AZG 218

January 1978 (#208)

  • The Go-first-Class Digital Tester - build this outstanding in-circuit logic monitor ...... W7BBX/4 24
  • The Unbeatable Base-Loaded Three-Element Rotary Vertical ...... W3KBM 22
  • Negative Numbers On A $9 Calculator ...... WB6IXT/7 32
  • Sideband Exposed! -the mysteries of SSB unveiled -why not understand it once and for all? ...... W2FEZ 34
  • IC Timer Review ...... W3HB 40
  • Forget Ohm's Law ...... Stanfield 46
  • Brew Up A Signal Generator ...... Staff 50
  • Reprogram Your IC-22S ...... W6UTE 54
  • Try The ID VIP Method ...... Hargett 58
  • Build A Deluxe QRP Transmatch ...... WB4VlQ 61
  • Dodge That Hurricane! ...... WB4IXK 62
  • Guilty? Or Not Guilty? ...... WA6HDK 69
  • Transformers for Purists - have fun designing and building your own transformers ...... WA7NEV 70
  • Simple Scanner For the IC-22S ...... KH6EM 74
  • Cool It! ...... K4Kl 78
  • How to Get Better Satellite Pictures - improving weather satellite recording systems ...... W3KH 82
  • To Err Is Human ...... WB2TOC 86
  • The $500 Egg Timer - how to use your computer for practical around-the-house things ...... Mickle 92
  • You'll like SOL! ...... WB6JYK 94
  • How To Keep Your Computer Happy ...... WD9DDV 98
  • It's Super Clock - software to enclockify your computer ...... W4CQI 102
  • Improve the AX-190 Receiver ...... WA3TLD 106
  • Hooking the Kids ...... DiBlasi 114
  • Tune Your Tower To 80/160 ...... K9SOG 118
  • Clean Up Your Act ...... Staff 136
  • Where, Oh Where ...... W2XQ 138
  • Power Supply Regulation ...... WA3TLD 140
  • The Op Amp Encyclopedia - part I of a lonnnng series ...... K4IPV 142
  • How to Build a Bionic Elephant! - and have it smell like a rose ...... WB6IQS 146
  • Transistor Primer ...... K1UZ 149
  • I Love My GTX-1 ...... WA4HVH 150
  • How It Was ...... W6lM 152
  • Build This FM Signal Generator ...... W9HDA 154
  • "I Must Have One of Those Somewhere" - confessions of a junk box junkie ......WB7CTH 158
  • Is It Glass Or Iron? ...... WA2SUT/NNN0ZVB 160
  • Build A Simple Capacitance Meter ...... W8DCC 164
  • Simple Sequential Decoder ...... W7JSW 166
  • PC Techniques ...... Staff 168
  • Space Age Junque III ...... W9CGI 170
  • The Ham CBer ...... WA4BBU 172
  • Laying Our Your Shack Scientifically - human engineering comes (at last) to amateur radio ...... W3ZVT 174
  • Hands-free Mobile Mike ...... W9KXJ 178
  • Heath HT Goodies ...... WA1IZS 180
  • Try A Sensor Keyer ...... WB4TED 184
  • Logical Logic ...... N6WA/WA6JMM 188
  • Pulses Galore! ...... Plevcan 194