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ID = 32131
United States of America (USA)
Tube type:  High Voltage Half-Wave Mercury-Vapor Rec   Power-supply 
Identical to 875A
Similar Tubes
Normally replaceable-slightly different:
  575A ; CV644 ; TL15
Predecessor Tubes 875  

Base Jumbo 4-pin bayonet (1918) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 10 Ampere / Direct

Jumbo 4-pin base; equivalent to 575A.
Hytron, Taylor and TungSol known manufacturers.

Dimensions (WHD)
incl. pins / tip
90 x 250 x mm / 3.54 x 9.84 x inch
Information source Tube Lore (II)   p. 80
Tube Lore (I)   
-- Original prospect or advert

575a.png 875A: Manufacturer's Literature
Emilio Ciardiello

Just Qvigstad
875A: Taylor Tubes
Franz Scharner



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