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540 late

540 ; Gamble-Skogmo, Inc.; (ID = 367157) Radio
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540 ; Gamble-Skogmo, Inc.; (ID = 367157) Radio
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Country:  United States of America (USA)
Manufacturer / Brand:  Gamble-Skogmo, Inc.; Minneapolis, MN
Brand
 
Coronado
Year: 1940 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 1C6 1A4 1B5 950
Main principle Superheterodyne (common); ZF/IF 456 kHz
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker Magnetic loudspeaker (reed) generic.
Power out
from Radiomuseum.org Model: 540 [late] - Gamble-Skogmo, Inc.;
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 11 = ca. 1940 and before


All listed radios etc. from Gamble-Skogmo, Inc.; Minneapolis, MN
Here you find 651 models, 289 with images and 594 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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