| Country: Great Britain (UK) | Manufacturer/Brand: Ultra Electric Ltd.; London |
| Year: 1960 | Type: Radio or Tuner |
| Transistors | 7: |
|---|
| Principle | Super-Heterodyne (Super in general); IF-Freq. 471 kHz |
|---|---|
| Wave bands | Broadcast (MW) and Long Wave. |
| Power type and voltage | Dry Batteries / 2 × 6 Volt |
| Loudspeaker/pwr.out | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12.7 cm = 5 inch |
| from Radiomuseum.org | Model: Rio TR70 |
| Material | Modern plastics (no Bakelite or Catalin) |
| Shape | Portable, e.g. Portable Radio (with or without mains > 8 inch). |
| Dimensions (WHD) | 310 x 210 x 75 mm / 12.2 x 8.3 x 3 inch |
| Notes | Uses Ediswan "top hat" transistors type PXA101, 2× PXA102, PXB102, PXB103, 2× PXC121. |
This model was suggested by William J Blanchflower.
All listed radios etc. from Ultra Electric Ltd.; London
Here you find 116 models, 43 with images and 59 with schematics.
Collection of William J Blanchflower (GB)