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VTA

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ID = 42439
       
Country:
Great Britain (UK)
Brand: Cintel (Band) Cinema Television Ltd.; London
Tube type:  Photocell High vakuum 
Identical to VTA

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament
Description Antimony-caesium phototube, sensitive to daylight and blue light. Transparent flat cathode on the top. 
Information source -- Original prospect or advert   Electronics, July 1951
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