Tubes / semiconductors by category - Manufacturer
Selected: Mullard T.S.F. (tube brand)
| Name | Maker | Year | User | Usage | Type | Base |  |
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 |
 |
 |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AK2 | Common typ | 1935 | Radio/TV-r | Frequency | OCTODE | Europe | 5 | 80 | 27 | 1 | 28 | F | 17 | 1071 |
| EK2 | Philips; E | 1936 | Frequency | OCTODE | Europe | 3 | 62 | 18 | 3 | 8 | F | 10 | 1321 | |
2 tubes or semiconductors found.