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TE444

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ID = 13094
       
Country:
Great Britain (UK)
Brand: Dario - Impex Electrical Ltd. (see also Dario France); London
Tube type:  Diode-Tetrode   RF/IF-Stage 
Identical to TE444 = E444
First Source (s)
22.Nov.1935 : Wireless World (The), London (WW, 79)

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Le) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.1 Ampere / Indirect / Specified voltage AC/DC
Information source L'ABCDaire des lampes de TSF des jeunes années   p. 93 & 131
Babani, International Radio Tube Encyclopaedia   p. 146 & 147
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

s_11_g.gif TE444: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


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