Electric Radio Magazine - Symbolic Publishing Company

ER #220, September 2007


Issue Contents

# Article Author Category
0 W7JPG Halverson, Photographs of Hams
3 1938 National Transmitters, Part 3, The National NSA Speech, The Hanlon, Transmitters
11 Vintage Linear Amplifiers, Part 3 Kuraner, Amplifiers
16 Dual-Amplifier, Phased-Dipole, Concealed Antenna System for 75 Meters, A Kannegaard, Antennas
16 K6JEK , Photographs of Hams
24 160-Meter Box-Loop Antenna, A Schivo, Antennas
27 Low-Noise Modification for the HP 8601A Generator/Sweeper Felton, Test Equipment
29 Tracking Generator Modification for the HP 8601A Sweep Generator Osterwald, Test Equipment
31 Hi-Fi Audio for the National NC-183D Receiver Svoboda, Modifications
34 Telegraph and Time Service Johnson, Miscellaneous - General
35 KB0WAR , Photographs of Hams
36 Radio-Electronics, Patents, and Prior Art Teeters, Miscellaneous - General
39 K7ALR , Photographs of Hams
39 Operating and Service Notes for the Hallicrafters HT-32 and HT-37 Transmitters Miller, Transmitters
42 Restoring the Heathkit Marauder Transmitter Waldrop, Collecting/Repair/Restoration
42 Source of Audio Hum Barrell, Collecting/Repair/Restoration
44 More About Using Military-Surplus Microphones Haynes, Collecting/Repair/Restoration
45 6E5 Magic Eye problems and a New Electronic Formula Hardie, Collecting/Repair/Restoration
46 Patent Number Suggestion Anderson, Collecting/Repair/Restoration
46 Quality Hardware Source Baldwin, Collecting/Repair/Restoration


Electric Radio #220, September 2007

Additional information

Weight 3.4 oz
Dimensions 9 × 6 × .25 in