7C
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alternative name
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American Bosch Magneto | ||||
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Brand |
Essex | ||||
| Year: 1931 ? | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 5: 36 36 36 37 33 |
| Main principle | TRF without regeneration; Screengrid 1926-1935 |
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| Tuned circuits | 3 AM circuit(s) |
| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | Direct Current supply (DC) / 110 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) |
| Power out | |
| from Radiomuseum.org | Model: 7C - United American Bosch Magneto |
| Material | Wooden case |
| Shape | Console with any shape - in general |
| Notes | speaker separate from chassis; |
| Circuit diagram reference | Rider's Perpetual, Volume 3 = 1933 and before |
| Literature/Schematics (1) | Riders 3-4 |
Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.
All listed radios etc. from United American Bosch (Magneto Corporation); Springfield (MA)
Here you find 412 models, 158 with images and 269 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
