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S4150E

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ID = 12993
       
Country:
France
Brand: Grammont (Radiofotos, Fotos); Paris, Malakoff
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
  Ca. 1925 up to 1945 rare.
Identical to S4150E = RENS1204 = E442S = S410N = RS4142N
Similar Tubes
Normally replaceable-slightly different:
  DW2 ; MS4C ; S4VA
Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fc)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
9_61.png S4150E: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		actubessmall_4.png
S4150E: own collection
Peter den Boer

Collection of

Herbert Flick (D)
 
im003233.jpg

 
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