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OSW2025

Information - Help 
ID = 21912
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Double Triode   VHF 
Identical to OSW2025 = ECC91 = 2025_OSW = HF2025
Similar Tubes
Normally replaceable-slightly different:
  6J6 ; 6Н15П

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect / Parallel, (AC/DC) /
Dimensions (WHD)
incl. pins / tip
18 x 52 x mm / 0.71 x 2.05 x inch
Weight 8 g / 0.28 oz
Literature
 
2025_ecc91.gif
OSW2025: RFT Röhrentaschenbuch 1954
Wolfgang Eckardt

 
ecc91_daten1.png
OSW2025: Radio u. Fernsehen 5/55
Wolfgang Eckardt


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