Tubes / semiconductors by category - Manufacturer
Selected: Gecovalve (Geco) = Brand of General Electric (GB)
| Name | Maker | Year | User | Usage | Type | Base |  |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BG4 | Gecovalve | Frequency | Dual-Gri | French | 1 | 5 | – | 1 | – | – | 13 | |||
| D41_Geco | Gecovalve | Radio/TV-r | Detector | Double D | Europe | 1 | – | – | – | – | – | – | ||
| DEH410 | Marconi-Os | 1928 | Radio/TV-r | Audio Fre | Triode, | Europe | 1 | 2 | 2 | – | – | – | – | |
27 tubes or semiconductors found. (maximum 3 results are displayed) Members can see up to 500 results.