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OSW3105

Information - Help 
ID = 21920
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to OSW3105 = 3105_OSW = HF3105 = 6SQ7_DDR
Similar Tubes
Other shape (e.g. bulb type):
  6SQ7 ; 6Г2
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
  6sq7~~1.png
  OSW3105: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6sq7_osw_3105.jpg
OSW3105: W.E.
Wolfgang Eckardt

 
cv546_so~~1.png
OSW3105: ARRL Handbook 1972
Michael Schlör

 
6sq7_osw_3109.png
OSW3105: Werk für Fernmeldewesen
Egon Strampe



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