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NS4

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ID = 2551
       
Country:
Hungary
Brand: Sator (brand of Tungsram for tubes)
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to NS4 = E446

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fco)
Filament Vf 4 Volts / If 1.1 Ampere / Indirect
Information source Taschenbuch zum Röhren-Codex 1948/49   

13_41.png NS4: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
a_ra_oriontubes_1931kremenezky_1.png
NS4: ÖRA, 1931.
Sándor Selyem-Tóth

Usage in Models 1= 1931 ; 2= 1932

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of

 
ns4_orion.jpg

NS4
 

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