{"id":2509,"date":"2020-07-03T21:32:53","date_gmt":"2020-07-03T21:32:53","guid":{"rendered":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-december-1979\/"},"modified":"2023-01-17T01:05:10","modified_gmt":"2023-01-17T01:05:10","slug":"73-amateur-radio-today-december-1979","status":"publish","type":"page","link":"https:\/\/www.snapwhole.com\/index.php\/73-amateur-radio-today-december-1979\/","title":{"rendered":"73 Amateur Radio Today – December 1979"},"content":{"rendered":"\n

73 Amateur Radio Today – December 1979<\/span><\/p>\n\n\n\n

Issue Contents:<\/h3>\n\n\n\n

New Product: Swan’s Astro 150 SSB Transceiver<\/h3>\n\n\n\n

…… WB8BTH 32<\/p>\n\n\n\n

Low-cost Receiver for Satellite TV<\/h3>\n\n\n\n

– this modular design uses readily available technology …… N6TX 38<\/p>\n\n\n\n

A Simple 2m\/10m Crossband Repeater System<\/h3>\n\n\n\n

– work the world with an HT! …… K9EID 44<\/p>\n\n\n\n

Audio Booster for Mil-surplus Receivers<\/h3>\n\n\n\n

– a must for headphone haters …… McClellan 50<\/p>\n\n\n\n

Working with FETs<\/h3>\n\n\n\n

– part II : experiments with gain and supply voltage …… WA2SUT\/nNN0ZVB 54<\/p>\n\n\n\n

Build this $50 Mini-counter<\/h3>\n\n\n\n

– three-iC design goes to 135 MHz …… McClellan 58<\/p>\n\n\n\n

A Versatile variable Active Filter<\/h3>\n\n\n\n

– dc switching and 8-pole response make this one a winner on RTTY or CW …… WA8HEB 66<\/p>\n\n\n\n

Variable Tuning for WEFAX Receivers<\/h3>\n\n\n\n

– why be rockbound? …… N6TX 70<\/p>\n\n\n\n

Ham Radio Marriage Manual<\/h3>\n\n\n\n

– a YL and her understanding spouse …… WB5YVE 76<\/p>\n\n\n\n

The Space-saving Square Vee Antenna<\/h3>\n\n\n\n

– a directional radiator for cramped quarters …… W7DJB\/6 80<\/p>\n\n\n\n

License Upgrading -a Plan of Attack<\/h3>\n\n\n\n

– you need not fail! …… WB2RVA 84<\/p>\n\n\n\n

Muffin Fan Mania!<\/h3>\n\n\n\n

– a compendium of knowledge about electromechanical air movers …… WA6NCX\/1 88<\/p>\n\n\n\n

Are Repeaters Ripping Us Off?<\/h3>\n\n\n\n

– some thoughts about open access to scarce frequencies …… KB2JN 92<\/p>\n\n\n\n

My TR5-80 Is Here… Now What?<\/h3>\n\n\n\n

– first steps in programming your computer …… W3KBM 96<\/p>\n\n\n\n

Teaching Your Micro to Count<\/h3>\n\n\n\n

– two methods for adding counter capability to your 6502 machine …… K6EW 104<\/p>\n\n\n\n

Operation Santa!<\/h3>\n\n\n\n

– spread holiday cheer with this super club project …… WD8LPN 118<\/p>\n\n\n\n

Tools and Techniques for Wire-wrapping<\/h3>\n\n\n\n

– an excerpt from 73’s new book …… W6SWZ 126<\/p>\n\n\n\n

Working with Transistors<\/h3>\n\n\n\n

– useful knowledge begins where gobbledygook ends …… WA2SUT\/nNN0ZVB 132<\/p>\n\n\n\n

A Digital Clock with Analog Readout<\/h3>\n\n\n\n

– this is progress? …… W9IEA 138<\/p>\n\n\n\n

Turn Off Repeater Windbags<\/h3>\n\n\n\n

– HT mod brings welcome relief …… WD5HYQ 144<\/p>\n\n\n\n

Build a $5 Coax Switch<\/h3>\n\n\n\n

– why pay more? …… W8HXR 146<\/p>\n\n\n\n

Hamdom’s Evangelical Crusade<\/h3>\n\n\n\n

– born-again ops arise! …… WB8TCC 148<\/p>\n\n\n\n

The Memorizer Flies Inverted<\/h3>\n\n\n\n

– something Yaesu never told you …… W1WUO 150<\/p>\n\n\n\n

Double-duty Decoder Project<\/h3>\n\n\n\n

– listen to SCA and tune in RTTY …… WA1UFE\/5 152<\/p>\n\n\n\n

Build a Simple HT Charger<\/h3>\n\n\n\n

– doubles as a 12-v supply …… W6SMJ 158<\/p>\n\n\n\n

Do-it-Yourself Carrying Case for Wilson HTs<\/h3>\n\n\n\n

– save $14.88 …… K2GMZ 160<\/p>\n\n\n\n

Come On In- The Viewing Is Fine<\/h3>\n\n\n\n

– an update on trends and developments in SSTV …… K4TWJ 168<\/p>\n\n\n\n

Rack ‘Em Up<\/h3>\n\n\n\n

– glass jars and orange crates are “where it’s at” for parts storage …… VE2BVW 172<\/p>\n\n\n\n

Gadzooks! A variable 0-260 V Ac Supply!<\/h3>\n\n\n\n

– junk-box delight …… WB8JCQ\/lU1AKO 174<\/p>\n\n\n\n

Scrounger’s Special: Used Dental Tools<\/h3>\n\n\n\n

– your DDS throwaways make dandy PCB drills …… WA7OYX 176<\/p>\n\n\n\n

First Look at Latest Radio Laws<\/h3>\n\n\n\n

– the official work …… KB5AO 188<\/p>\n\n\n\n

The Induction Relay: Self-powered Switching<\/h3>\n\n\n\n

– this unusual actuator doesn’t require a separate control voltage …… K6DZY 192<\/p>\n\n\n\n

The Further Adventures of Keycoder<\/h3>\n\n\n\n

– simplified wiring for the toroidal cores …… AD9K 196<\/p>\n\n\n\n

All About Ground Rods<\/h3>\n\n\n\n

– getting connected to Mother Earth …… Staff 200<\/p>\n\n\n