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ID = 28838
United States of America (USA)
Brand: Westinghouse El. & Mfg. Co. - see also Canadian W.
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to UV196 = PR196
First year 1925 Saga of the Vacuumtube, Tyne page 324

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 4.25 Volts / If 1.1 Ampere / Direct

Two separate filaments, each drawing 0.55 amp; single common anode connected to the shell. The tube was mainly used in the Dubilier "Super Ducon" B battery eliminator. It is believed that the unusual element design may have originated in Europe. 

Dimensions (WHD)
incl. pins / tip
x x 50 mm / x x 1.97 inch
Literature -- Collector info (Sammler)   
Alan Scott Douglas † 16.11.15


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