Columbia 120B (Rider : Columbia 3 P: 11) |
£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 | Model 120-B - Columbia Phonograph, American |
Year: 1932 | Category: Broadcast Receiver |
Valves | 6: 32 30 32 32 32 33 |
Technology | Superhet with RF-stage; IF 175 kHz; 2 AF stage(s); Screengrid 1926-1935 |
Tuned Circuits | 6 AM circuit(s) |
Wave Bands | Broadcast only (MW). |
Power type | Batteries / 2 & 135 & 22,5 Volt |
Source | Book: rider Vol: 3 Page: 11 |