Antique radios, Old Time Radios
408BU
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Country:
Great Britain (UK)
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| Identical to |
408BU
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| Similar
Tubes |
Normally replaceable-slightly different:
1801
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| First Source
(s) |
1930 : History of the British Radio Valve to 1940 p.169
Aug.1930 : Philips Bulletin R1164, p. 19
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1 Ampere / Direct |
| Description |
250V rms; 30ma mean dc.
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| Information source |
- - Manufacturers Literature
Röhren-Vademecum; P.H. Brans; Antwerpen p. 128
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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| Tube Tester Data |
Avo CT160 |
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408BU: Fin Stewart
Fin Stewart
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Just Qvigstad
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