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2J21A

Information - Help 
ID = 17428
       
 
   
Tube type:  Pulse magnetron   SHF/EHF (>3 GHz) 
  Ca. 1925 up to 1945 rare.
Identical to 2J21A = CV719
Similar Tubes
Normally replaceable-slightly different:
  CV2778
Predecessor Tubes 2J21  
Successor Tubes 725A  

Was used by Radar
Filament Vf 6.3 Volts / If 1.3 Ampere / Half indirect
Description

Fixed frequency, 9375MHz; 15 kW peak pulse power. Waveguide output.

Manufactured by Raytheon.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   
 
2j21a_04.jpg
2J21A: Private collection
Emilio Ciardiello

 


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