Antique radios, Old Time Radios
NL-643
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Country:
United States of America (USA)
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| Identical to |
NL-643
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| Base |
Edison big E27 = 27 mm
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| Filament |
Vf 2.5 Volts / If 23 Ampere / Direct |
| Description |
700V PIV, 15A average, 90A peak. Anode to top wire.
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| Information source |
-- Original prospect or advert Electronics, Feb. 1951
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NL-643: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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