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U134

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ID = 31906
       
Country:
Great Britain (UK)
Brand: Osram-Valves GB (not MO-Valves)
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to U134

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 13 Volts / If 1.5 Ampere / Indirect / Specified voltage AC/DC
Description Rare "Double Bi-phase" rectifier. Has two cathodes with common anodes.
Vin <350 rms. Ia <100 + 100 mA mean at 400 + 400 V output, or 430V at 50mA. 
Information source - - Manufacturers Literature   
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Just Qvigstad
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U134: Babani 1949-1951
Patrice Zeissloff

 

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