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12C8

Information - Help 
ID = 5335
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Double Diode-Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 12C8 = VT-169
Similar Tubes
Other shape (e.g. bulb type):
  12C8GT
Other class quality (otherwise equal):
  12C8Y ; 12C8spez ; 1664 ; CV531
Different maximum ratings:
  5660
Heater different:
  6B8
First year 02.Feb.1939 Electron Tube Registration List
Successor Tubes 14E7   14R7   12SF7  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ui) Top contact with a cap
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC /
Tube prices 3 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

  12c8.png
  12C8: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
12c8_880r.jpg
12C8: Collection JR
Jacob Roschy

 
oc19_1.png
12C8: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
12c8.png
12C8: Raytheon Databook 1937
Emilio Ciardiello


Usage in Models 2= 1939 ; 1= 1940 ; 1= 1941? ; 3= 1941 ; 1= 1944 ; 1= 1947 ; 1= 1949 ; 1= 1950?? ; 2= 1950? ; 1= 1953?? ; 1= 1954 ; 1= 1958?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):16


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