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VPTS

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ID = 10388
       
Country:
Great Britain (UK)
Brand: Ferranti, GB
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to VPTS = W31

Base British-7-Pin, old (M7A) (Codex=Nc) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 13 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Information source History of the British Radio Valve to 1940   p. 143 & 195
Babani, International Radio Tube Encyclopaedia   p. 156 & 157
Taschenbuch zum Röhren-Codex 1948/49

s_400_g_14.gif VPTS: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

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Just Qvigstad
ferranti_vpts_data.png
VPTS: Ferranti Valves List Wb. 560
Achim Dassow

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Usage in Models 1= 1934 ; 3= 1936 ; 2= 1937

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6

 

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