73 Amateur Radio Today – January 1966 Issue

73 Amateur Radio Today – January 1966

Return to 73 Amateur Radio Today Archive


Issue Contents:

The Space Monitor

– Now here’s a real construction project …… W9DUT W9JFW 6

A Unijunction Keyer

– Build a modern keyer for less than $20 …… WA6TSA 12

Two-element 20m Vertical Array

– Get 3 dB gain and 15 dB front-to-back ratio …… W6TKA 16

They Said It Couldn’t Be Done

– What? A female build a rig? …… WA2YTK 18

Simplified RF Measurements

– Measure impedance and power easily …… WA6BSO 20

A Six Meter Peanut Whistle

– Every ham wants a walkie-talkie; here’s Larry’s …… WA2INM 24

A Visit to the CN8s

– Edgar tells a little about his trip …… G3BID 28

The Pot Box

– Any experimenter needs one …… K6UGT 32

A RTTY Signal Generator

– Good for SSB and AM too …… W8GXU 34

This is Fine Day

– The first intercontinental ham QSO …… W2AAA 38

Transistor Meter Amplifiers

– Need a 10 microammeter? …… WA6BSO 44

The Twixer

– Add six meters to your Two’er …… W0HMG 46

A Line About Line Noise

– Maybe that power blackout was caused by a mad ham …… W4NJF 50

Assembling the Sideband System

– The conclusion of our SSB series …… K5JKX 54

Gus: Part 9 – Agalega Here I Come!

…… W4BPD 6

Build the OTC

– A one transistor converter for VHF. Build one …… WA4SAM 74

The Eico 753K

– Eico’s really scooped with this one …… W3KET W3TND 76

The Drake R-4 Receiver

– A very versatile receiver for your money …… WA2TDR 78

73 Tests the Knight C-577

– Audio compression works …… WA1CCH 😯

VFO Stability Part 2

– Transistors are better than tubes …… W1KNI 82

73 Tests the Coveya 6

– Heh heh. The neighbors don’t know it’s for six …… WA1CCH 84

Twelve cm Heathscope

– It’s the Heath IO-12 …… W7IDF 86

The 1215 Transistor Superhet

– Part 2 the local and other oscillators …… K1CLL 90

Vibrator Checker

– It’s a stupid subject if I say so myself …… WA1CCH 95

Low-Noise UHF Transistors

– Don’t read this if you’re a tube man. It’ll make you cry …… W1OOP 96

IoAR News

– News from the new IoAR Secretary …… 98

What’s Your Mobile Strength?

– Simple FSM adapter for your car antenna …… W9NTP 102

Why Instruction Books?

– Why indeed? …… W70E 10

Improve the NF of Old Receivers

– Soup up the ol’ hearin’ aid …… WA4EPY 108

73 Amateur Radio Today – January 1966

Return to 73 Amateur Radio Today Archive


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