73 Amateur Radio Today – January 1968
Issue Contents:
IC Square-wave Generator
– Getting acquainted with Integrated Circuits …… WA4ZQO 6
Tuning In on Bonadio’s Satellites
– Strange noises on the air …… W2WLR 10
Sideband Filters
– The least understood pert of sideband gear …… WB2GYS 14
The Two Meter Groundplane as a Gain Antenna
– Gain where the action is …… K6MVH 18
RF Insertion Amplifier for Two Meters
– More drive for the final …… K1CLL 20
2 Elements Spaced a Quarter-wavelength
– Simple beam antenna for 15 meters ……W2EYY 22
Wide-band Baluns the Easy Way
– Multiband balun ….. K4ZZV 24
Hamming – The Navy Way
– Deluxe morale booster …… K6GKX 26
Fire in the Hamshack
– Are you ready? …… K4SEL/dL5AF 34
Diode Circuits Handbook
– Special insert 28 pages of diodes …… WA1CCH 1A
RTTY In Holand and Belgium
– Europe on RTTY and where to look …… PA0VDZ/oN8NC 64
The Wolverine
– 100 watts on all bands …… W6BLZ 66
A Homebrew Operating Desk
– A place for everything …… WB2WYO 74
Novice Data
– Do’s and don’ts handbook for beginners …… W6DDB 88
Gus: Part 30
…… W4BPD 114
73 Amateur Radio Today – January 1968