Genalex - Gold Lion KT77 (Preamp Vacuum Tube)
A beam tetrode with an absolute maximum anode dissipation rating of 32 watts. The KT77 is designed for use in the output stage of an amplifier. Two valves is class AB1 give a continuous output of over 70W. The KT77 is also suitable for use as a series valve in a stabilised power supply.