73 Amateur Radio Today – September 1963

73 Amateur Radio Today – September 1963

Issue Contents:

Cast Iron Balun

– Using ferrite core inductors. 73 parts kit available …… W4WKM 8

CW Noise Limiter

– Or have you noticed that your noise limiter turns off on CW? …… W6SFM 10

Errorless RTTY Converter

– Well almost errorless …… K5JKX 12

Bourbon S-meter

– As contrasted with the more popular Scotch S-meters. Parts kit on this …… W6TKA 18

Cartoon

– Har de har …… Rodgers 20

Towers

– Compendium …… K1APA 22

VHF Receiver

– Module type construction tuner for VHF converters …… W0RQF 26

Heliwhip Tuning

– It is kind of foolish not to have your mobile whip tuned …… W2IAZ 34

Propagation

– What time to where maybe …… Nelson 38

UHF Cavity Design

– Maybe you aren’t on 6M or up but you can learn something anyway …… K5JKX 40

Dual Antenna System for Mobile

– For multiband operation. The XYL will have a fit …… W2IAZ 48

73 Tests and HX-20

– Mobile sideband for us paupers. Works fine …… K6KGS 52

Variable Inducer

– Remote controlled antenna tuning …… WB2CQM 56

AM Quiz

– Maybe you need to sit down and read some of our technical articles …… W5EHC 60

Rotten CW

– Right …… W1GQJ 62

Monitor Scope

– If you haven’t bought one you’d better build one. This’s easy …… W5JSN 66

Q-5’er Reborn

– Should never have died …… W4WKM 70

Code Master

– Take one phonograph add ingenuity …… K6OKX 76

Save that Mil

– Efficiency pointers for mobile work …… K1JWU 75

73 Amateur Radio Today – September 1963

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