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ID = 45441
Tube type:  SPECIAL TUBE, other or unknown 
Identical to 1B29
First Source (s)
07.Jun.1948 : Electron Tube Registration List 667
Predecessor Tubes 1B22  

Was used by Radar

Argon-Hydrogen filled spark gap, for use as radar modulator. Scaled down 1B22, aluminum cathode with internal corona points to start the firing.

  • 1.4KV firing voltage per gap
  • 20 to 30A peak
  • up to 2100pps.

Introduced during WWII and registered only in 1948, when already discontinued by WE.

Tube prices 1 Tube prices (visible for members only)
Information source Tube Lore (I)   
-- Original-techn. papers.   Glasoe & Lebaqz, Pulse Generators
  1B29: Manufacturer's Literature
Emilio Ciardiello
1B29: Private collection
Emilio Ciardiello

1B29: Manufacturer's Literature
Emilio Ciardiello

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