77A
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Select picture or schematic to display from thumbnails on the right and click for download.
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Brand
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Coronado
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Year:
1936 ??
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Category: Broadcast Receiver - or past WW2 Tuner |
Valves / Tubes |
7:
1C6 34 34 30 32 30 19
|
Main principle |
Superheterodyne (common); ZF/IF 456 kHz
|
Wave bands |
Broadcast and Short Wave (SW). |
Details |
|
Power type and voltage |
Storage and/or dry batteries / 135 & 90 & 4.5 & 2 Volt |
Loudspeaker |
Magnetic loudspeaker (reed) generic. |
Power out |
|
from Radiomuseum.org |
Model: 77A - Gamble-Skogmo, Inc.; |
External source of data |
Ernst Erb |
Circuit diagram reference |
Rider's Perpetual, Volume 7 = 1936 and before |
All listed radios etc. from Gamble-Skogmo, Inc.; Minneapolis, MN
Here you find 658 models, 290 with images and 600 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.