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Challenger I

Challenger I ; Garod Radio Corp.; (ID = 389326) Radio
Challenger I ; Garod Radio Corp.; (ID = 720607) Radio
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Challenger I ; Garod Radio Corp.; (ID = 720607) Radio
Garod Radio Corp.;: Challenger I [Radio] ID = 720607 613x485
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For model Challenger I, Garod Radio Corp.; Brooklyn (NY):
Image Courtesy of Mark V. Stein for use only.
Country:  United States of America (USA)
Manufacturer / Brand:  Garod Radio Corp.; Brooklyn (NY)
Year: 1937 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 6A7 6D6 75 25L6 25Z5
Main principle Superheterodyne (common); ZF/IF 456 kHz
Wave bands Broadcast only (MW).
Power type and voltage AC/DC-set / 105-125 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Model: Challenger I - Garod Radio Corp.; Brooklyn NY
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 8 = 1937 and before

All listed radios etc. from Garod Radio Corp.; Brooklyn (NY)
Here you find 378 models, 95 with images and 345 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.