Antique radios, Old Time Radios
240B
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Country:
Great Britain (UK)
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| Identical to |
240B
= CV2586
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| First Source
(s) |
Aug.1933 : Wireless World (The), London (WW, 79)
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| Base |
British-7-Pin, old (M7A) (Codex=No)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 0.4 Ampere / Direct / Battery = |
| Description |
Class B Double-Triode
(It would seem that the Röhren-Codex of 1948/49 lists this as a single triode.)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
History of the British Radio Valve to 1940 p.145 & 167
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240B: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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240B: COSSOR VALVE MANUAL 1935-6
Jose Casas-Avalos
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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