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E235

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ID = 15801
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Developer: Triotron (tubes) = Brand of Schrack, Austria 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to E235 = 230_Endtriode
First Source (s)
22.Nov.1935 : Wireless World (The), London (WW, 79)
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.33 Ampere / Direct / Battery =
Information source Wireless World (The), London (WW, 79)   Advertisement Dec 2 1931
- - Manufacturers Literature   1935
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia
s_397_g_6.gif E235: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

Just Qvigstad 		e235data.png
E235: own collection
Peter den Boer

Collection of

Bruno Candreia (CH)
Frank Cuffe (IRL)
 
e235_1.jpg

E235
 
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