Antique radios, Old Time Radios
CV691
Country:
Great Britain (UK)
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Identical to |
CV691
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Similar
Tubes |
Normally replaceable-slightly different:
357A
; 4357A
; CV27
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Base |
TRANSMITTING & Power-TUBES/VALVES in gen
Top contact with a cap.
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Was used by |
Transmittertube (Radio) |
Filament |
Vf 10 Volts / If 10 Ampere / Direct |
Information source |
-- Original prospect or advert
Universal Vade-Mecum, Electron Valves and Semiconductor Devices p.33
Babani, International Radio Tube Encyclopaedia
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CV691
Emilio Ciardiello
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