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1B25

Information - Help 
ID = 38633
       
 
   
Tube type:  TR-switch 
Identical to 1B25
Similar Tubes
Other characteristic (electr. data):
  1961
First Source (s)
20.Aug.1943 : - - Manufacturers Literature
03.Nov.1944 : Electron Tube Registration List 391
Predecessor Tubes 1960  

Was used by Radar
Filament
Description

Sealed gas filled spark gap, intended as UHF TR switch for use in coaxial transmission lines. Spark-gap spacing can be adjusted by means of a threaded tie-rod between two base flexing fins.
160V max breakdown, 30A max.

 
Information source -- Original-techn. papers.   
Tube Lore (I)   
 
1b25_af_en.jpg
1B25: Private collection
Emilio Ciardiello

 
1b25.png
1B25: Manufacturer's Literature
Emilio Ciardiello



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