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UX250

Information - Help 
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 = SX250 = VX250 = ER250 = 585 = TS250 = RX250 = RYB250 = RayX-250 = TC250 = SLX250 = PA250 = C-585 = NX-250 = AC250_magnatron
Similar Tubes
Other shape (e.g. bulb type):
  NU-50
Normally replaceable-slightly different:
  4617_WLS ; FP44 ; L50 ; L_WLS ; WLS550
First Source (s)
1928 : Saga of the Vacuum Tube, Tyne p.317,328
Predecessor Tubes UX210  
Successor Tubes SX250  

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

Work on development of this tube started at the Westinghouse laboratories in the summer of 1926. The tube was announced in February 1928.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
x 153 x 54 mm / x 6.02 x 2.13 inch
Weight 67 g / 2.36 oz
Tube prices 4 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
Saga of the Vacuum Tube, 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


from Just Qvigstad

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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