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CV131

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ID = 10502
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to CV131 = EF92 = 9D6 = W77
Similar Tubes
Other class quality (otherwise equal):
  CV4015
Multiple differences or of other kind:
  CV4084

Was used by Military and/or Government
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
qtl_cv131.jpg
CV131: S.A.C.
Stig Comstedt

 
cv131_so.png
CV131: ARRL Handbook 1972
Michael Schlör

 
cv131_1.png
CV131: Manufacturer's Literature
Emilio Ciardiello


Usage in Models 2= 1951 ; 1= 1953 ; 2= 1955?? ; 2= 1956? ; 1= 1960?? ; 1= 1962

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9


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