Tubes / semiconductors by category - Manufacturer
Selected: Pile Hydra, E. Meyer / CIPEL; Paris, Neuilly-sur-Seine, Levallois-Perret
| Name | Maker | Year | User | Usage | Type | Base |  |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BF-Hydra | Pile Hydra | Radio/TV-r | Power/Out | Triode, | Europe | – | – | – | – | – | – | 1 | ||
| HBF-Hydra | Pile Hydra | Radio/TV-r | Triode, | Europe | – | – | – | – | – | – | 1 | |||
2 tubes or semiconductors found.