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HF2190

Information - Help 
ID = 30237
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Vacuum Pentode 
Identical to HF2190 = OSW2190 = 6AC7_DDR

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect
Literature Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 169
 
hf2190_so.png
HF2190: rtt
Michael Schlör

 
6ac7~~2.png
HF2190: Werk für Fernmeldewesen Schöneweide
Egon Strampe


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