Filament voltage	6V
Filament current	1.3A
Max anode voltage	1250V
Max screen voltage	300V
Max anode dissipation	30W
Mutual conductance (Va=1kV; Vg2=300V; Ia=40mA)	3.1mA/V
Capacitances
Cae	14.0pF
Cge	21.7pF
Cag max.	0.11pF