73 Amateur Radio Today – January 1979

73 Amateur Radio Today – January 1979

Issue Contents:

The Italian Freq Generator

– from Bologna to you …… K7YZZ 24

Happiness is a WE-800

– proud owner loves his Wilson …… K3JML 28

Explore the World of VLF

– with this simple converter …… W3QVZ 32

The S.H.A.F.T.

– special tuning gadget for sightless hams …… K5CW 34

A Remotely-tuned Matchbox

– ultimate operating ease …… W4PSJ 38

Diodes of the Dead

– eavesdrop on the great beyond …… K5JRN 44

Building an Economy Receiver

– junk box here I come! …… WB8NEX 46

The ST-5 Plus

– improvements on a favorite TU …… K5QY 50

Build a $10 Digital Thermometer

– hundreds of uses …… McClellan 52

CB to 10

– part XVI: a CW conversion …… W4GBB 56

Try a little KISS

– you’ll love it …… K8AO 58

Autotrak II

– chase OSCAR with ease …… W9CGI 62

The Twofer

– double-duty IDer logic …… K3JML 78

Adam-12 Revisited

– a scanner unscrambler …… N8AMR/4 80

Digital RTTY Is Simple

– easy as 01 10 11 …… WB5NYX 84

Take the Pledge

– a no-compromise console …… K3MPJ 86

Two Meter Tone Alert

– keep everyone on call …… WA3ENK 90

Sneaky Car Security System

– an alarming article …… WB8SWH/w8VL 94

Design-a-Notcher

– automated filter values …… WA4HUU 100

The Cosmac Connection: Part 1

– computertized CW …… VE3CWY 102

Noise Bridge BASICs

– computer-optimized radiation …… N6RY 108

The Morse Master

– convert your computer friends to hamdom …… WB9TNW 114

The MINI-mOUSE Key

– perfect companion to the MINI-mOS keyer …… WA6EGY 120

One Step Further

– PTTR instead of PTT …… Staff 124

Hooray for LC Filters!

– simplest is sometimes best …… Ogushwitz 126

The Soft Touch Keyer

– send CW with no moving parts …… WA3PKU 128

SOS! Ship in Trouble!

– life and death on 20 meters …… W1BNN 132

Minicontests

– get ’em involved! …… Stocking W0VM 138

Are Your Op Amps Opping?

– try this IC helpmate …… W3KBM 139

Major League TT Controller

– 15 digits 40 devices 100 bucks …… K3NCL 140

CB to 10

– part XVII: SBE and Pace rigs …… K3SZN 156

Electronics Education by Mail Order

– successful student reports …… N6UE 172

Time-domain Retlectometry

– to check out your transmission lines …… Staff 178

High Seas Adventure -ham Style

– part IV …… WA6FEI 184

73 Amateur Radio Today – January 1979

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