Antique radios, Old Time Radios
7404
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Country:
Great Britain (UK)
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| Identical to |
7404
= NR15
= CV1151
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Successor Tubes
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7404A
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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| Filament |
Vf 3.8 Volts / If 0.1 Ampere / Direct |
| Description |
British Admiralty store code for NR15/CV1151 vacuum triode. Replaced by 7404A.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
-- Original-techn. papers.
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7404: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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