Sonora WDU Schematic purchase
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| Sonora WDU (Rider : Sonora 17 P: 14) |
| £1.80 (~ $2.20 or €2.10) |
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| Country | USA |
|---|---|
| Manufacturer | Sonora Radio & Telev. Corp.; Chicago (IL) |
| Alternative Name | Sonora Electric Phono |
| Model | WDU-233 "All-Arounder" - Sonora Radio & Telev. Corp.; |
| Year: 1947-1948 | Category: Broadcast Receiver |
| Valves | 4: 1R5 1U4 1S5 3V4 |
| Technology | Superhet IF 455 kHz; 2 AF stage(s) |
| Tuned Circuits | 6 AM circuit(s) |
| Wave Bands | Broadcast only (MW). |
| Power type | Line / Batteries (any type) / 117; 90, 9 Volt |
| Dimensions | 12 x 9 x 6 inch / 305 x 229 x 152 mm |
| Initial Price | 48.85 $ |
| Source | Book: rider Vol: 17 Page: 14 |