Antique radios, Old Time Radios
90AC
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Country:
Great Britain (UK)
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| Identical to |
90AC
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| First Source
(s) |
22.Nov.1935 : Wireless World (The), London (WW, 79)
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect |
| Description |
Tube made in Europe for the company.
Anode volts 200, current 3 mA
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| Information source |
British Radio Valves - The Classic Years: 1926-1946 P. 270 & 332; Supplement p. 82
History of the British Radio Valve to 1940 P. 5 & 131
Taschenbuch zum Röhren-Codex 1948/49
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90AC: Fin Stewart
Fin Stewart
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Just Qvigstad
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