Gulbransen 20 (Rider : - 2 P: 5) |
£1.80 (~ $2.20 or €2.10) |
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Country | USA |
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Manufacturer | Gulbransen Co.; Chicago |
Model | 20 early or late - Gulbransen Co.; Chicago |
Year: 1931 | Broadcast Receiver |
Valves | 10: 35 35 27 35 35 27 27 47 47 80 |
Technology | Superhet with RF-stage; IF 175 kHz; Screengrid 1926-1935 |
Tuned Circuits | 8 AM circuit(s) |
Wave Bands | Broadcast only (MW). |
Power Type | Alternating Current supply (AC) / 110 Volt |
Source | Book: Gernsback Vol: 2 Page: 258J&258K&258L |