High-Mu Triode
Miniature type with frame grid used in vhf tuners of
color and black-and-white television receivers. Requires
a miniature 7-contact socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.18 A
Preferred Substitutes ......................... 6ES5
Substitutes ......................... 6FQ5 6FY5 6GK5