Antique radios, Old Time Radios
NR27/A
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 |
Description |
Similar to NR27/CV1160, with better power dissipation, now 5W min.
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Information source |
Babani, International Radio Tube Encyclopaedia p. 120 & 121
Universal Vade-Mecum, Electron Valves and Semiconductor Devices p. 55
Taschenbuch zum Röhren-Codex 1948/49
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NR27/A: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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NR27/A: Manufacturer's Literature
Emilio Ciardiello
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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