radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

875

Information - Help 
ID = 17471
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to 875 = 875_Versch = 575_DeForest
Similar Tubes
Normally replaceable-slightly different:
  975A ; CV644
Successor Tubes 875A   F375A   VT-187  

Base Top contact with a cap
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 12.5 Ampere / Direct
Description

Mercury rectifier, tubular bulb with cap and suoer-jumbo base (A4-29).

  • 15 kV PIV
  • 1.5 A average, 2.5 A peak plate current.

Common rectifier in US, intended for the power supply of 5 kW transmitters.

Superseded by 875A with thoriated-tungsten filament.

 

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   
Electronics
 
875_tube_pic_april_1932.jpg
875: Electronics, April 1932
Achim Dassow

 
575a~~6.png
875: Manufacturer's Literature
Emilio Ciardiello

 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg