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650A ; Gamble-Skogmo, Inc.; (ID = 370715) Radio
650A ; Gamble-Skogmo, Inc.; (ID = 877241) Radio 650A ; Gamble-Skogmo, Inc.; (ID = 877242) Radio
650A ; Gamble-Skogmo, Inc.; (ID = 2439746) Radio
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650A ; Gamble-Skogmo, Inc.; (ID = 877241) Radio
Gamble-Skogmo, Inc.;: 650A [Radio] ID = 877241 900x666
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For model 650A, Gamble-Skogmo, Inc.; Minneapolis, MN:
Coronado 650 Front View
Country:  United States of America (USA)
Manufacturer / Brand:  Gamble-Skogmo, Inc.; Minneapolis, MN
Year: 1937 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 1C6 1A4 30 1A4 950 950
Main principle Superheterodyne (common); ZF/IF 456 kHz
Wave bands Broadcast only (MW).
Power type and voltage Storage and/or dry batteries
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Model: 650A - Gamble-Skogmo, Inc.;
Dimensions (WHD) 18 x 10.5 x 10.75 inch / 457 x 267 x 273 mm
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 8 = 1937 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.