Antique radios, Old Time Radios
PCA25
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Country:
Great Britain (UK)
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| Identical to |
PCA25
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| Was used by |
Transmittertube (Radio) |
| Filament |
Direct / Specified voltage AC/DC |
| Description |
25kW pentode transmitting valve with water cooled anode.
Designed for use for telegraphy and telephony stations.
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| Information source |
Universal Vade-Mecum, Electron Valves and Semiconductor Devices 1950
The Saga of Marconi Osram Valve p 189
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