Federal D ;Series connected filaments (Gernsback : Radio 1 P: 155) |
£1.80 (~ $2.20 or €2.10) |
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Country | USA |
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Manufacturer | Federal Radio Corp. / Federal Telephone & Telegraph Co.; Buffalo, NY |
Alternative Name | Federal Recorder || Federal Tel. & Radio || Federal T&T |
Brand | Orthosonic / Ortho-Sonic |
Model | Model D. X. Type 58 DX58 [metal case] - Federal Radio Corp. / Federal |
Year: 1922-1925 | Category: Broadcast Receiver |
Valves | 4: UV201 or UV201A UV200 UV201 or UV201A UV201 or UV201A |
Technology | TRF without regeneration; 2 AF stage(s) |
Tuned Circuits | 2 AM circuit(s) |
Wave Bands | Broadcast only (MW). |
Power type | Batteries / 3 x 22.5 & 6 Volt |
Dimensions | 17.5 x 9.75 x 8.5 inch / 445 x 248 x 216 mm |
Initial Price | 116.00 $ |
Source | Book: gernsback Vol: 1 Page: 155 |