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UX250

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ID = 16545
       
Country:
United States of America (USA)
Brand:
Developer: Westinghouse for Brand RCA-Radiotron 
Tube type:  Triode, vacuum   Power/Output 
Identical to UX250 = 250 = 50 = PH250 = F704_UX4 = 450 = X-250 = EX650 = CX350 = 57T250 = SO-2 = 150_Arcturus = 585 = RayX-250 = PA250 = NX-250
Similar Tubes
Other shape (e.g. bulb type):
  NU-50
Normally replaceable-slightly different:
  4617_WLS ; L50 ; L_WLS ; WLS550
First Source (s)
1928 : Saga of the Vacuumtube, Tyne p.317,328
Predecessor Tubes UX210  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.25 Ampere / Direct / Parallel, (AC/DC)
Description

4,65W bei 450V ;

 
Tube prices 2 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
Saga of the Vacuumtube, Tyne   
 
usa_ge_ux250.jpg
UX250: By Courtesy Of Ebay Seller rpbtex
Franz Scharner

 
uxsockel_15.png
UX250: KoBi
Konrad Birkner † 12.08.2014

 
ux250_data.png
UX250: RCA Receiving Tube Manual RC-10
Heinz Höger


Usage in Models 3= 1928? ; 22= 1928 ; 1= 1929? ; 11= 1929 ; 1= 1930?? ; 2= 1930 ; 1= 1931?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):41



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