Antique radios, Old Time Radios
525B
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Country:
Great Britain (UK)
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Brand:
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| Tube type: |
Triode, vacuum Audio Frequency |
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| Identical to |
525B
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| First year |
1926
Saga of the Vacuum Tube, Tyne page 393
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 5 Volts / If 0.25 Ampere / Direct / Battery = |
| Information source |
-- Collector info (Sammler)
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525B: Fin Stewart
Fin Stewart
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Just Qvigstad
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