73 Amateur Radio Today – August 1961
Issue Contents:
Frequency Deviation Meter
– Another little garget to build from the brain of one of the top hams of all time …… K6BJ 6
Noise Limiter
– For the car. Transistorized printed circuited and the board is available …… W3BUL 8
SSB vs. AM
– Year-by-year count of band occupancy by SSB and AM. (SSB is winning) …… K0AXY 12
Square Antenna
– The Bi-square is easy to build and works out beautifully …… W8GUE/6 14
The Drake Receiver
– 73 rushes you info out the new Drake 2B. Amazing receiver as you will see …… Merritt 18
RTTY Converter
– Transistorized printed circuit. Board available. Best yet …… W5SFT 24
Two Meter Nuvistor – Cascode Converter
– If one Nuvistor is good why obviously two are better. Obviously …… WA2INM 28
Versatile Control Techniques
– Using those concentric TV controls in your ham rigs and receivers …… W4WKM 32
Impedance Bridge
– A whopper construction article. Details on building “professional” equipment …… K6CRT 33
Propagation Part 3
– Antenna height and angle of radiation importance during the coming minimum …… K2IGY 42
Simple as A-b-c
– Clarification (?) of the classes of amplifiers …… K5JKX/6 44
The Romance of Dixie Dan
– One of the better ham poems from our Renaissance man …… W6NKE 46
Propagation Charts for August
– What time to where when on what bands… Even inside the US… maybe …… K2IGY 48
Four Kinds of Ham
– A general discussion of stuff you’ve read before. The Golden Rule again …… K5JKX/6 50
Mobile Power Converters
– Transistor supply using filament transformers. Very clever… And cheap …… W2BXE 54
73 Tests the Finney 6 & 2 Meter Beam
– Interesting invention. You’ll want one if you read. Beware …… W3UZN 56
New Look At Old Ideas About Antennas
– The old timers really knew what they were doing… We can learn a lot …… K5JKX/6
Hiss Sputter or Crash
– Different types of noise and what to do about each of them …… K5JKX/6 66
Portable kW Transistor XMTR
– Newly released (early April) transistor makes shoe box kW simple …… K2PMM 72
73 Amateur Radio Today – August 1961
