6S33S triode tube.

Application in voltage regulator

Cathode type oxide,direct heating
Envelope glass
Mass,g 200
Filament voltage,V 6,3 or 12.6
Filament current,A 2,8-3,6
Anode voltage,V 120
Anode current,A 0,45-0,63
Anode power,W 60
Steepness,mA/V 28,0-50,0
Reverse grid current,uA 5
Microphnic noise,mV 500
Socket type rsh3