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NC4b

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ID = 12836
       
Country:
Hungary
Brand: Sator (brand of Tungsram for tubes)
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
  Ca. 1925 up to 1945 rare.
Identical to NC4b
Similar Tubes
Normally replaceable-slightly different:
  AS494 ; E442 ; S412N

Base Europe 5-Pin (O5A, B5) (Codex=Fc) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.1 Ampere / Indirect
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
 
1~~3.jpg
NC4b: L.B
Leo Brtna

 
9_25.png
NC4b: Telefunken Werkstattbuch
Wolfgang Bauer

 
nc4bdata.png
NC4b: own collection
Peter den Boer



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