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CBL31

Information - Help 
ID = 11000
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Double Diode-Pentode   Power/Output 
Identical to CBL31 = CV1463
Similar Tubes
Other base:
  CBL1
Other base and data slightly different:
  DP4480

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ui)
Filament Vf 44 Volts / If 0.2 Ampere / Indirect / Series, AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
  cbl31.png
  CBL31: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
cbl31.jpg
CBL31: K.H.Fischer
Karlheinz Fischer

 
oc19.png
CBL31: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
cbl31_mull_dat_01.png
CBL31: Roy Johnson
Anonymous 1 Collector


Usage in Models 1= 1939 ; 2= 1940 ; 2= 1946 ; 2= 1947? ; 8= 1947 ; 1= 1948 ; 1= 1950?? ; 1= 1960??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):18


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