NOS 6F12P TRIODE-PENTODE tubes.

Four tubes in one lot.

Same dates.

Type triode-penthode
Application LF and HF amplification
Cathode type oxide,indirect heating
Envelope glass,miniature
Mass,g 12,5
Filament voltage,V 6,3
Filament current,A 0,3-0,36
Anode voltage,V triode-150/penthode-150
Anode current,A triode-0,0125/penthode-0,013
Anode power,W triode-3,5/penthode-5
Grid2 voltage,V 150
Steepness,mA/V triode-19/penthode-19
Reverse grid current,uA 0,2
Microphnic noise,mV 100
Gain triode-100/

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