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B409_UX4

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ID = 55138
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to B409_UX4
Similar Tubes
Other base:
  B409

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Information source - - Manufacturers Literature   Philips Australia
-- Collector info (Sammler)   

ux4_35.png B409_UX4
Peter den Boer


Just Qvigstad
 
b409_3.jpg

 

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