| Kolster Brandes Ltd. - BM 20 |
| Produced | Kolster Brandes Ltd. (England) |
| Year of manufacture | 1947 |
| Frequency range | MW, LW |
| Set of tubes | 6A8GT, 6B8GT, 6V6GT, 6X5GT |
| Dimensions | 20 x 31,5 x 19 cm |
| Weight | 5,5 kg |
| Serial number | 08747 |
| Condition |  |
| Remarks | |
| Fragments |
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