R707
Roberts Radio Co.Ltd: R707 [Radio] ID = 2121882 1024x660
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1969–1977 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Semiconductors (the count is only for transistors) | 12: BF195 BF200 AF114 AF115 AF116 BC148 BC148 BC149 BC158 OC71 AC187 AC188 |
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| Main principle | Superheterodyne (common); ZF/IF 470/10700 kHz |
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| Wave bands | Broadcast, Long Wave, Short Wave plus FM or UHF. |
| Details | |
| Power type and voltage | Dry Batteries / 2 x 6 Volt |
| Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical |
| Power out | 1.5 W (unknown quality) |
| from Radiomuseum.org | Model: R707 - Roberts Radio Co.Ltd., East |
| Material | Leather / canvas / plastic - over other material |
| Shape | Portable set > 8 inch (also usable without mains) |
| Dimensions (WHD) | 12.7 x 7.25 x 4.38 inch / 323 x 184 x 111 mm |
| Notes | Black leathercloth covered wooden case. Elliptical loudspeaker 7 x 4 inch. Contains two Mullard modules, the LP1179/2 FM module (BF195 and BF200 transistors) and the LP1164/1 IF module (AF114, AF115 and AF116 transistors). |
| Net weight (2.2 lb = 1 kg) | 2.9 kg / 6 lb 6.2 oz (6.388 lb) |
| Price in first year of sale | 36.00 GBP |
| Literature/Schematics (1) | -- Original-techn. papers. |
| Literature/Schematics (2) | ERT Service chart 1713 |
Model page created by Howard Craven. See "Data change" for further contributors.
All listed radios etc. from Roberts Radio Co.Ltd., East Molesey, Surrey, UK
Here you find 80 models, 77 with images and 43 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
