73 Amateur Radio Today – March 1968
Issue Contents:
Narrowband Frequency Modulation
– Using voltage variable capacitors …… WB2CPG 6
Transmitter Keying with Transistors
– Solid-state project for the CW hound …… W6HEK 14
The Mini-mitter
– The smallest transmitter? …… W7OE 18
Receiver Front-end Protection
– Protection for the transistor receiver …… W6AJF 20
A Regulated DC Voltage Divider
– Reducing voltage while maintaining regulation ……W5NPD 24
QSL Manager
– How to alienate your postman …… W4NJF 26
160 Meter Flat-top Antenna
– Long antenna on a short lot …… W3WPV 30
Go Ahead – Run Away to Sea
– Make a vacation pay …… K4UDP 32
Operation Deep Freeze
– 10 years in the Antarctic …… W6GKX 38
Crystal Shopping
– Double duty for X’tals …… WA4UZM 44
Witching for Better Grounds
– One for the skeptics …… W7CJB 46
The Ham
– A view from the XYL …… Day 50
Getting the Most Out of Link Coupling
– From the VHF point-of-view …… K1GBF 54
More on More Contacts From Within
– Antenna hints for apartment dwellers …… K3RXK 54
S-9-manship
– How to put a man down …… W6DFT 56
The RF Patch
– Patch panel solution to an old problem …… W6JTT 58
73 Certificates
– You’d be surprised how fast they move …… 60
Transceiving with an Outboard Receiver
– Making the most out of the receiver …… WA2APT 62
A Ham’s Shack is His Castle
– Wanna bet? …… W6LNG 64
Converting the TA-33 Jr. to a Full-sized 15 Meter Beam
– A solution to the sun spot cycle …… K4ELB 78
The Scientific Method
– Hoo-boy that smarts …… Foster 82
Getting You Higher Class License – Part 1
– A new approach to studying theory …… Staff 92
73 Amateur Radio Today – March 1968
