Antique radios, Old Time Radios
200/25
Country:
Great Britain (UK)
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Identical to |
200/25
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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 |
Direct / Specified voltage AC/DC |
Description |
"0.25A regulator for direct current valves."
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Information source |
Taschenbuch zum Röhren-Codex 1948/49
Wireless World (The), London (WW, 79) 1933 data book
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Just Qvigstad
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