Antique radios, Old Time Radios
405BU
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Country:
Great Britain (UK)
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| Identical to |
405BU
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| First Source
(s) |
1937 : History of the British Radio Valve to 1940 .p170
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Ni)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.5 Ampere / Direct / Specified voltage AC/DC |
| Description |
<1500V <20mA mean.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
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405BU: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
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Just Qvigstad
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Collection of
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| Data Compliance |
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