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6k4

Information - Help 
ID = 18893
       
Country:  Soviet Union      Brand: Common type USSR (SU) tube/semicond.
  Tube type:  Vacuum Pentode 
Identical to 6k4 = 6SG7

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect /
Dimensions (WHD)
incl. pins / tip
33 x 67 x mm / 1.30 x 2.64 x inch

6k4.jpg
6k4: Eigene Sammlung
Hermann Fleischanderl

 
366_1.png
6k4: Telefunken Werkstattbuch
Wolfgang Bauer

 

Usage in Models 2= 1950 ; 1= 1952?? ; 1= 1955
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

6k4*Box
   

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