73 Amateur Radio Today – August 1985 Issue

73 Amateur Radio Today – August 1985 Issue

Return to 73 Amateur Radio Today Archive


Issue Contents:

The Downunda Project: Part I

– Stone the crows! This fair dinkum 2m transceiver from Australia really scores a six! …… Simpson 14

Harmonic-free QRP?

– Avoid an FCC pink slip by measuring second-harmonic power with the ZS6UP reactance load …… ZS6UP 29

World War Wireless

– What can you do with a pencil a razor blade a paper clip and a hank of wire? Why build a radio of course! …… W1BG 32

Instant ATV!

– W8CHK breaks through the mystique surrounding fast-scan television. You won’t believe how easy it can be! …… W8CHK 36

Modification Mania!

– Here are not five not ten but fifteen ways to perk up your HW-401 …… AI7C 42

Hunt the Auto-fox

– Has your transmitter-hunting gone sour? DFers will love chasing this wily box and its variable skill levels give them a run for their money …… WB6GTM 48

Surviving the Unthinkable: Part III

– WA8YKN outlines simple precautions that will allow your radio equipment to survive an electromagnetic pulse …… WA8YKN 52

Scope That Signal

– Are you over-modulating? Is your linear linear? Find out with a station monitor you’ve built from scratch …… KD6VP 56

A Scavenger’s Radio

– Using it is easier than building it …… KA0DMT 66

73 Amateur Radio Today – August 1985 Issue

Return to 73 Amateur Radio Today Archive


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