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4619_WLS

Information - Help 
ID = 67161
       
Country:
United States of America (USA)
Brand:
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to 4619_WLS = CX381 = WLS581
Similar Tubes
Normally replaceable-slightly different:
  R81 ; UX281

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.2 Ampere / Direct
Description


Page 711 of the Spring 1929 Sears Roebuck catalog lists a new tube - 4619_WLS which is equivalent to the UX281 rectifier tube. The "WLS" (Worlds Largest Store) brand was either hot branded ionto the base or a paper label on the glass. The Fall 1929 catalog has an entirely new catalog number series and the 4619_WLS became the 57T281

 
Information source Tube Lore (I)   page 16.
Sears, Roebuck Catalogs (Silvertone)   Page 711, Spring 1929
 
81.png
4619_WLS: Fin Stewart
Fin Stewart

 

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