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ID = 35396
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Half-Wave Rectifier, inert gas filled 
Identical to 288A
Similar Tubes
Different maximum ratings:
  289A ; 4B26

Base Edison giant, E40 = 40 mm-Goliat Top contact with a cap.
Filament Vf 2.2 Volts / If 6 Ampere / Direct
Description Tungar rectifier for battery charging applications. Pear shaped bulb with Mogul screw base. 300V PIV, 6A. 
Information source Tube Lore (I)   
- - Manufacturers Literature   
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1_edison_rect_50.png 288A: Manufacturer's Literature
Emilio Ciardiello

Just Qvigstad

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