73 Amateur Radio Today – November 1986

73 Amateur Radio Today – November 1986 with Index

Return to 73 Amateur Radio Today Index


Issue Contents:

A Power Supply Primer: Part I

– First part of the last word on those big heavy things …… K4IPV 26

Born-again Bargain Boards

– Put surplus (cheap!) printed-circuit boards to work in your shack …… Thompson 30

Defuse RFI

– The answer to the question “What’s a coaxial ground?” …… W0WUZ 32

Commodore’s RTTY Riot

– Super-simple way to put your C-64 on RTTY …… W8CHK WB8YOB 34

Transistors On The Bias

– The straight scoop on how to build a transistor amplifier complete with a free Basic program …… W6WTU 40

No Free Lunches

– Step into the middle of a raging debate -can we get energy from nothing? …… W6HDM 42

Subaudible Snooping

– Figure out what frequency everyone is using for subaudible access on their repeaters. Endorsed by the Radio Police …… KE6VK 48

A Pedal-pushing Power Plant

– Work on your weight while you power your station …… WA8WTE 50

73’s Annual Holiday Shopping Guide

…… Staff 54

Head-to-head 220 bricks

– Alinco’s ELH-220GF versus Mirage/kLM’s C22 A …… KT2B 20

Another brick for the wall

– Dick Smith’s 100-watt VHF amp …… WB6PHE 22

Heath Power

– Heathkit’s IP-2760 Battery Eliminator …… KW1O 24

73 Amateur Radio Today – November 1986 with Index

Return to 73 Amateur Radio Today Index


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