73 Amateur Radio Today – March 1968

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

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