Antique radios, Old Time Radios
CV1257
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Country:
Great Britain (UK)
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| Identical to |
CV1257
= NT100
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| Predecessor Tubes |
E1155
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| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
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| Was used by |
Radar |
| Filament |
Vf 8 Volts / If 6 Ampere / Half indirect |
| Description |
Air-cooled power tetrode intended for use in radar modulators. 4-pin jumbo base, glass bulb with anode radiator.
12KV max anode voltage, 60W plate dissipation.
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| Information source |
- - Manufacturers Literature
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Just Qvigstad
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CV1257: Manufacturer's Literature
Emilio Ciardiello
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