Columbia C90A (Gernsback : Radio 2 P: 210C) |
£1.80 (~ $2.20 or €2.10) |
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Country | USA |
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Manufacturer | Columbia Phonograph, American / Volta Graphophone Company; USA |
Alternative Name | American Graphophone || Columbia Recording |
Model | C-90 - Columbia Phonograph, American |
Year: 1932 | Category: Broadcast Receiver |
Valves | 11: 58S 56 58S 58S 4S 57S 57S 58S 47 47 82 |
Technology | Superhet with RF-stage; IF 175 kHz |
Tuned Circuits | 6 AM circuit(s) |
Wave Bands | Broadcast only (MW). |
Power type | AC |
Source | Book: rider Vol: 3 Page: 5&7 |