Antique radios, Old Time Radios
CV21
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Country:
Great Britain (UK)
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| Identical to |
CV21
= VP41
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| Similar
Tubes |
Normally replaceable-slightly different:
CV1414
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Was used by |
Military and/or Government |
| Filament |
Vf 4 Volts / If 0.65 Ampere / Indirect / Specified voltage AC/DC |
| Information source |
-- Original-techn. papers.
Babani, International Radio Tube Encyclopaedia p. 60 & 61
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
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CV21: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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Collection of
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