73 Amateur Radio Today – March 1979

73 Amateur Radio Today – March 1979 with Index

Return to 73 Amateur Radio Today Index


Issue Contents:

RAM Scan Your KDK

– amazing flexibility for $30 …… WB2JHN 26

The NCX-match

– build something useful …… WA6NCX/l 32

The Memorizer Goes to MARS

– expanded frequency coverage …… KH6JMU 38

Build a Hybrid Capacity Meter

– digital circuitry analog display …… WA4HUU 40

Power Plus!

– a 20-amp adjustable regulated dc supply …… W6YUY 42

Reaching for the Top

– why stop with the General ticket? …… N1PL 46

Universal Alarm Circuit

– detects heat light moisture… you name it …… Staff 50

Exorcise Those Unwanted Frequencies

– try coaxial stub filters …… Staff 54

10 cent: Mod for the 225

– extra channels for $.00455 each …… K5XT WB5SXT 56

The 10-gHz Cookbook

– monster article …… K6IQL 60

Legalized ASCII! The Quad-s System!

– even the FCC approves …… W2FJT 80

Brew Up a Beam for Two

– double-barreled design …… VE3BSM 88

Keyboard Serialization

– when parallel isn’t enough …… Bosen 90

Ignition Noise and 2m FM

– one ham’s cure …… W3QG 94

An 8080 Repeater Control System

– part II: hardware …… N3IC 100

DX Fantasy

– a moment in the sun …… VE3FLE 109

Try a Log Periodic Antenna

– with a computerized design …… WA1ZAC 110

New Coax Cable Designations

– watch for them …… W5JJ 112

The Micro Magic Pi Designer

– figure networks with a minimum of fuss …… Boelke 114

A Better Micoder

– no more battery woes …… KG6JIF 116

Winning the QSO Name Game

– sure beats 3 x 5 cards …… WA3MWM 118

A New Approach To Nicad Care

– charges up to ten at a time …… W0LM 119

On the Razor’s Edge

– it could happen …… W5WY/l 122

Tips for VOM Users

– current topics …… Staff 128

Chamber of Horrors

– a true story …… WB6WFI/lB 144

An Intelligent Scanner for the HW-2036

– it’s programmable …… WA9TAH 150

Trickle-cost Trickle Charger

– junk-box project …… W5JJ 163

73 Amateur Radio Today – March 1979 with Index

Return to 73 Amateur Radio Today Index


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