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CX381

Information - Help 
ID = 22254
       
Country:
United States of America (USA)
Brand:
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to CX381 = D1/2 = GSX-281 = WLS581 = ER81 = ER281 = 57T281 = 481 = 4619_WLS = T-81 = PR281 = G81 = R81_USA = NX-281 = AC281 = RayX-281 = RYB281 = PA281 = MX281 = TC281 = SLX281 = C-281 = SX-281 = RE-2 = 181_Arcturus = X281 = TX181 = UX281 = 81
Similar Tubes
Other shape (e.g. bulb type):
  NU-81
Normally replaceable-slightly different:
  1562_UX4-pin
First Source (s)
Aug.1930 : Philips Bulletin R1164, p. 21
Successor Tubes SLX281  

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.25 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
x 145 x 60 mm / x 5.71 x 2.36 inch
Weight 63 g / 2.22 oz
Information source - - Manufacturers Literature   
-- Collector info (Sammler)   

cx381_sock.png CX381: Cunningham Radio Tubes Manual C-10 1932
Daniel Consales


Just Qvigstad
cx381_daten.png
CX381: Cunningham Radio Tubes Manual C-10 1932
Daniel Consales

More ...
Usage in Models 1= 1927 ; 1= 1928? ; 1= 1929? ; 2= 1929 ; 4= 1930??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9

Collection of

 
cunningham_cx_381~~1.jpg

CX381
 

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