680 680X prototype
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Stratton & Co.Ltd.; Birmingham | ||||
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| Year: 1947 | Category: Commercial Receiver (may include amateur bands) |
| Main principle | Superhet with RF-stage; ZF/IF 450 kHz |
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| Wave bands | Broadcast plus more than 2 Short Wave bands. |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 110, 200, 230 Volt |
| Loudspeaker | - For headphones or amp. |
| Power out | |
| from Radiomuseum.org | Model: 680 680X [prototype] - Eddystone, Birmingham |
| Material | Metal case |
| Shape | Tablemodel, low profile (big size). |
| Dimensions (WHD) | 426 x 222 x 254 mm / 16.8 x 8.7 x 10 inch |
| Notes | Communications receiver covering 480 kHz - 30,5 MHz in five bands, AM, CW (BFO). This prototype presented at Radiolympia Exhibition proved to generate too much heat and reappeared in 1949, headphone socket on front panel. |
| Source of data | Shortwave Receivers - Past & Present (3rd ed.) |
| Mentioned in | Eddystone User Group: Quick Reference Guide |
Model page created by Martin Bösch. See "Data change" for further contributors.
All listed radios etc. from Eddystone, Birmingham
Here you find 235 models, 88 with images and 34 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
