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AS4104

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ID = 12548
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Screen-grid Tetrode   RF/IF-Stage   Controlling (mu) 
Identical to AS4104 = E445 = RENS1214 = H4125D
Similar Tubes
Normally replaceable-slightly different:
  E455 ; S431N

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fc) Top contact screw type.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect
Information source Taschenbuch zum Röhren-Codex 1948/49   

9_4.png AS4104: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
as4104_spec.png
AS4104: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

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tungsramas4104_web.jpg

AS4104
 

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