73 Amateur Radio Today – June 1962 Issue
Issue Contents:
Echo Deluxe
– Two meter transmitter with a commercial appearance …… W9DUT 6
The Friendly Frequency
– 52.525 MHz …… W9YCB 14
Six and Two Meter Nuvistor Pre-amplifiers
– Pre-amplifiers are easier to build than converters …… K9ARA 16
Milliwatt RF Power Measurements
– For those low power transistor rigs and transceivers …… K4UWX 18
Noise Limiter for the NC-300
– Rate-of-change type limiter …… W8IQN 20
Six Meter Transistor Converter
– Runs directly from your 12 volt system …… W3HIX 22
Simple Tuner for Long Waves
– Explore these long-forgotten frequencies …… K0VQY 24
A kW/sWR Power Meter
– You can leave it in the line if you want …… W6VAT 26
Selectivity Plus
– Putting a mechanical filter in the homebrew receiver …… W9OFD 30
Overload Relay
– Beats fuses all hollow …… W0OPA 34
73 Cent Noise Clipper
– A good price. Connects between receiver and headphones …… K0WML 36
Tape Recorder on SSB
– Use tape loops for those long long CQ’s …… KZ5SW 38
Phase Inversion
– Hi-fi on the hambands? Forsooth! …… W4JKL 40
Electronic Keyer
– Cheap simple and effective. Get cracking! …… K3KMO 42
Pop Box
– Now you can generate your own ignition interference. Make friends with the neighbors …… K8ERV 44
Selected Circuits
– Looking at the RF Communications Assoc. sideband transceiver …… W4WKM 46
Diathermy
– If it isn’t too late you might grab any available units …… W4WKM 50
160 Meter Converter
– Lots doing down on 160 but maybe your receiver doesn’t cover the band …… W1OOP 52
Crystal Control for the DSB-100
– For nets Novices. etc …… W2BZN 54
Break-in CW with the 20-a
– Or any other imitation of the 20-a …… K2ISP 58
73 Tests the Knight Kit Code Practice Oscillator
– Inexpensive and works fine …… WA2INM 56
Seneca Modulation and Keying
– Couple of modifications for Seneca owners …… WA2GCF 60
How is Your Ham Image?
– Martin makes some good points …… K7NZA 62
Calibrate Your Antenna System
– Getting some mileage out of your SWR meter …… K2DHA 64
The Perfect Setup
– Some improvements on overall station setup …… K0OFB/2 74
A Review of the NC-190 and the NC-155
– They’re OK …… Staff 69
Propagation Charts
– Goodbye ten meters …… K2IGY 78
A Crystal Diode Noise Generator
– Exceptionally handy for tuning up receivers. Builds in minutes …… W5TEV 80
Receivership
– Ray has had his problems …… W2TAM 82
Values Etc.
– Some basic discussion on parts values. Read …… K5JKX 86
73 Amateur Radio Today – June 1962 Issue
