Antique radios, Old Time Radios
NR57
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Country:
Great Britain (UK)
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| Identical to |
NR57
= CV1179
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
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| Was used by |
Military and/or Government |
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect |
| Information source |
Babani, International Radio Tube Encyclopaedia p. 152 & 153
Universal Vade-Mecum, Electron Valves and Semiconductor Devices p. 55
Taschenbuch zum Röhren-Codex 1948/49
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NR57: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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NR57: Manufacturer's Literature
Emilio Ciardiello
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