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2-RA-6

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ID = 79627
       
Country:
United States of America (USA)
Brand: Autopower Inc.; Chicago IL
Developer: Autopower Inc.; Chicago IL 
Tube type:  Full-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to 2-RA-6

Base Edison giant, E40 = 40 mm-Goliat
Was used by Industrial
Filament Vf 2 Volts / If 13 Ampere / Direct / Specified voltage AC/DC
Description New type of tube announced in 1937 as a replacement for 6 amp "Tungar" type battery charger rectifiers. An advertisement in "Practical Electrics" magazine of June 1937 claimed several new features of this tube. It is not known if the company made any other tubes. 
Information source -- Original prospect or advert   "Practical Electrics" June 1937


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