High-Mu Triode
The 6GK5 / 6FQ5 / 6FQ5A Vacuum tube is used
extensively in Conrad Johnson CD players.
The Standard Turner 6GK5 / 6FQ5 / 6FQ5A Vacuum Tube is a
miniature type with a frame
grid used as a grounded-cathode
RF amplifier tube in VHF tuners of color and BW tv
Receivers. It requires a miniature 7-contact socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.18 A
Preferred Substitutes .................. 6ER5 6FQ5A
Substitutes ........................ 6ES5 6FH5 6FY5