Antique radios, Old Time Radios
2-409
Country:
Netherlands
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Identical to |
2-409
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Similar
Tubes |
Normally replaceable-slightly different:
B409
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Production stop |
Feb.1938 |
Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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Filament |
Vf 4 Volts / If 0.2 Ampere / Direct / Battery = |
Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature 1933
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2-409
Peter den Boer
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Just Qvigstad
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2-409: own collection
Peter den Boer
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