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3109_OSW

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ID = 25992
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  LOCKED OFF TUBE (CODE 9) - see in Notes   Detector 
Identical to 3109_OSW = OSW3109
Similar Tubes
Other shape (e.g. bulb type):
  6H6 ; 6Х6 ; 6Х6С
First Source (s)
1949 : -- Collector info (Sammler)

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Description Bezeichnung vom Hersteller: OSW3109 (siehe dort) 
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