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CV131

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ID = 10502
       
Country:
Great Britain (UK)
Brand:
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to CV131 = W77 = EF92 = 9D6
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 / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
cv131_so.png CV131: ARRL Handbook 1972
Anonymous 10 Collector
cv131_1.png
CV131: Manufacturer's Literature
Emilio Ciardiello
More ...
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

Collection of

Karl - Heinz Bossan (D)
Niclas Pettersson (S)
Rudolf Osterkamp (D)
Collection of a member from FIN
Stig Comstedt (S)
Carlos A. Pieroni-García (ROU)
Christian Schaufelberger (CH)
Collection of a member from FIN
Georges Werts (B)
 
qtl_cv131.jpg

CV131
 
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