Antique radios, Old Time Radios
EN31
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Country:
Great Britain (UK)
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| Identical to |
EN31
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=X)
Top contact with a cap.
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| Was used by |
Industrial |
| Filament |
Vf 6.3 Volts / If 1.3 Ampere / Indirect / Specified voltage AC/DC |
| Information source |
British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 155
- - Manufacturers Literature
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49
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EN31: AH eigene Sammlung
Alexander Hofer
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Just Qvigstad
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EN31: Mullard Valve & Service Reference Manual 2nd ed. 1951
Achim Dassow
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Collection of
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