C509 ; Gamble-Skogmo, Inc.; (ID = 367188) Radio
C509 ; Gamble-Skogmo, Inc.; (ID = 367189) Radio
C509 ; Gamble-Skogmo, Inc.; (ID = 367190) Radio
C509 ; Gamble-Skogmo, Inc.; (ID = 367192) Radio
C509 ; Gamble-Skogmo, Inc.; (ID = 796885) Radio
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C509 ; Gamble-Skogmo, Inc.; (ID = 796885) Radio
Gamble-Skogmo, Inc.;: C509 [Radio] ID = 796885 178x168
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For model C509, Gamble-Skogmo, Inc.; Minneapolis, MN
Country:  United States of America (USA)
Manufacturer / Brand:  Gamble-Skogmo, Inc.; Minneapolis, MN
Year: 1941 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 1A7GT 1N5GT 1N5GT 1H5GT 3Q5GT
Main principle Superheterodyne (common); ZF/IF 455 kHz
Wave bands Broadcast plus more than 2 Short Wave bands.
Power type and voltage Storage and/or dry batteries / 90 & 1,5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.5 inch = 14 cm
Power out
from Model: C509 - Gamble-Skogmo, Inc.;
Material Wooden case
Shape Tablemodel with Push Buttons.
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 12 = ca. 1941 and before

All listed radios etc. from Gamble-Skogmo, Inc.; Minneapolis, MN
Here you find 658 models, 292 with images and 601 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.