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OSW3806

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ID = 22373
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Voltage Regulator, cascade 
Identical to OSW3806 = 3806_OSW = STV280/40 = StR280/40
Similar Tubes
Other class quality (otherwise equal):
  TRT10
Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Filament
Description

4x70V Glimmstrecken

 
Information source
osw3806_so.png OSW3806: rtt
Anonymous 10 Collector

Just Qvigstad

Collection of

Wolfgang Eckardt (D)
 
osw3806_stv280_40.jpg

 
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