Antique radios, Old Time Radios
4A15_TKD
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Country:
Germany
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| Identical to |
4A15_TKD
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| Similar
Tubes |
Normally replaceable-slightly different:
B424
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.15 Ampere / Direct / Battery = |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Universal Vade-Mecum, Electron Valves and Semiconductor Devices 1950
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4A15_TKD: TE KA DE Originalprospekt
Thomas Lebeth
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Just Qvigstad
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4A15_TKD: Babani 1949-1951
Patrice Zeissloff
More ...
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Collection of
Collection of a member from D |
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