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423A

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ID = 33225
       
Country:
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Voltage Reference Tube   Power-supply 
Identical to 423A = 6140
Similar Tubes
Normally replaceable-slightly different:
  423C

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament
Description

Voltage reference, 100V at 4 to 8 mA. Ra-Br activator.

 
Information source Tube Lore (I)   

pin423.png 423A: Manufacturer's Literature
Emilio Ciardiello

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Just Qvigstad
423a_we.png
423A: Manufacturer's Literature
Emilio Ciardiello

More ...

Collection of

 
423a.jpg

423A
 

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