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APP4E

Information - Help 
ID = 10945
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Vacuum Pentode   Power/Output 
Identical to APP4E
Similar Tubes
Other base:
  AL5

Base British-7-Pin, old (M7A) (Codex=Ndo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 2 Ampere / Indirect / Specified voltage AC/DC
Description

Babani indicates two versions. With and without g3 connected separately to pin 1.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Babani, International Radio Tube Encyclopaedia   
 
s_385_g_2.gif
APP4E: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 

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