Silvertone 1720 (Rider : Sears 4 P: 22) |
£1.80 (~ $2.20 or €2.10) |
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Country | USA |
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Manufacturer | Sears, Roebuck & Co.; Chicago (IL) |
Brand | Silvertone |
Model | Silvertone 1720 Challenger Order= 57D 1720 - Sears, Roebuck & Co.; Chicago |
Year: 1933-1934 | Category: Broadcast Receiver |
Valves | 10: 78 6A7 78 75 37 45 45 45 45 83-V |
Technology | Superhet with RF-stage; IF 175 kHz; 2 AF stage(s) |
Tuned Circuits | 7 AM circuit(s) |
Wave Bands | Broadcast only (MW). |
Power type | AC / Either transformer: 25 cycles, 110V or 50 to 60 cycles, 110 Volt |
Dimensions | 24 x 40 x 13 inch / 610 x 1016 x 330 mm |
Initial Price | 39.00 $ |
Source | Book: gernsback Vol: 5 Page: 755 |
Source | Book: rider Vol: 4 Page: 22 |
Source | Book: rider Vol: 7 Page: 15 |