Antique radios, Old Time Radios
APP4D
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Country:
Hungary
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| Identical to |
APP4D
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| Base |
British-7-Pin, old (M7A) (Codex=N)
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| Filament |
Vf 4 Volts / If 2 Ampere |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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APP4D: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
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Just Qvigstad
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