Comparator
Typical operating parameters
Filament voltage ---------4.5V
Filament current is -----1.0A
Anode voltage--------------190V
Grid voltage ------- 14V
Anode current--------10Ma
Magnification: 6.2
Output power----200Ma
Interelectrode capacitance
Input capacitance---------6.4PF
Output capacitor--4.4PF
Inter-circuit capacitance. 2.9PF

Origin: Mainland China