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CV1255

Información - Ayuda 
ID = 47447
       
País:
Gran Bretaña (GB)
Marca: Common type Great Britain tube/semicond.
Diseñador: GEC, General Electric Co Ltd., GENALEX; London 
Tipo:  Pulse magnetron   Texto 
  Ca. 1925 up to 1945 very rare. ***
Idéntica a CV1255 = W2510 = NT98 = REL3D
Válvulas Sucesoras CV1491   CV1492   CV1493   CV1494  

Usada en Radar
Filamento Vf 6 Volt / If 1.2 Ampere / Half indirect
Descripción

This is the standardized code for the early S-band magnetron NT98.

Superseded by CV1491 through CV1494 covering the four frequency variants, A to D. Actually the NT98 unstrapped series was already discontinued, just small quantities being produced for maintenance, when the CV register went in use.

Anyway the sample of NT98D in the photo, although corresponding for its frequency selection to CV1494, was packed as CV1255.

The development of the E1189 magnetron at GEC can be read at this link.

 
Literatura -- Original-techn. papers.   Callick, Metres to Microwaves.
-- Collector info (Sammler)   

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cv1255_03err.jpg

CV1255
 

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