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6SK7_DDR

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ID = 50720
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 6SK7_DDR = OSW3111
Similar Tubes
Other shape (e.g. bulb type):
  6SK7GT
Normally replaceable-slightly different:
  6SK7

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Tube prices 1 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
 
6k3_6sk7_ddr.jpg
6SK7_DDR: S.D.
Siegfried Droese

 
oc65_g_7~~1.gif
6SK7_DDR: RTT Schwandt
Günther Stabe

 

Usage in Models 3= 1949? ; 1= 1950? ; 5= 1950 ; 1= 1951 ; 1= 1956

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11


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