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NW4

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ID = 3049
       
Country:
Hungary
Brand: Sator (brand of Tungsram for tubes)
Tube type:  Triode, vacuum   Universal 
Identical to NW4
Similar Tubes
Normally replaceable-slightly different:
  E438 ; WG43 ; WN4

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

nw4_sock.png NW4: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Just Qvigstad
nw4_spec.png
NW4: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

More ...
Usage in Models 6= 1930 ; 1= 1931? ; 1= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8

Collection of

Collection of a member from SK
 
nw4_orion_01.jpg

NW4
 

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