Antique radios, Old Time Radios
S440N
Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
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Filament |
Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
Information source |
Taschenbuch zum Röhren-Codex 1948/49 Bulletin CHCR no.26, April 2000, p.17
- - Manufacturers Literature 2-9-1933
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S440N: rtt
Anonymous 10 Collector
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Just Qvigstad
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S440N: own collection
Peter den Boer
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
Collection of
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