Antique radios, Old Time Radios
B438
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 0.1 Ampere / Direct / Battery = |
Description |
This tube also listed in Babani.
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Dimensions (WHD) incl. pins / tip |
45 x 100 x 35 mm / 1.77 x 3.94 x 1.38 inch |
Information source |
L'ABCDaire des lampes de TSF des jeunes années p. 41
- - Manufacturers Literature
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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B438: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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B438: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):21
Collection of
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