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2949

Information - Help 
ID = 19759
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Noise Diode 
Identical to 2949
Similar Tubes
Normally replaceable-slightly different:
  GA560

Filament Vf 3 Volts / If 2 Ampere / Direct
Description Werte laut Beier RTB:
Uf=2,5...3,5V,
If= 1,9...2,2A direkt geh.;
U=100V,
Usperr=110V,
I=0...50mA,
Pamax=6W. 
Information source

Usage in Models 1= 1955

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 

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