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K455-3

Information - Help 
ID = 59400
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Reflex Klystron   SHF/EHF (>3 GHz) 
Identical to K455-3
Similar Tubes
Multiple differences or of other kind:
  R9521

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Indirect
Description

Millimeter reflex klystron. Even if it is hand marked as Raytheon K455-3, it looks very similar to the EMI series including R9518, R9521 and R9546.

 
Information source -- Collector info (Sammler)   
 
k455_3_3.jpg
K455-3: Private collection
Emilio Ciardiello

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