Antique radios, Old Time Radios
R412
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Country:
Hungary
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| Identical to |
R412
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| Similar
Tubes |
Normally replaceable-slightly different:
HR410
; M350
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| 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 0.12 Ampere / Direct / Battery = |
| Information source |
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 95, p. 130
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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R412: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
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Just Qvigstad
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Collection of
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