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ID = 9245
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Pulse magnetron   UHF 
Identical to 4J42 = 700T
Similar Tubes
Normally replaceable-slightly different:
  700B ; 700C ; 700D ; CV689
Multiple differences or of other kind:
Predecessor Tubes 700A  

Filament Vf 13.5 Volts / If 1.85 Ampere / Indirect
Description External magnet cavity magnetron. 12KV, 10A, 40KW peak pulse. Tunable from 660 to 430 MHz. Coaxial output. 
Information source Tube Lore (I)   

4J42: Manufacturer's Literature
Emilio Ciardiello

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