Medium-Mu Triode - Sharp-Cutoff pentode
Miniature type used as combined oscillator and mixer
tube in color and BW TV receivers utilizing and if in
the order of 40 MHz. Requires a miniature 9-contact
socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.41 A
Preferred Substitutes .................. 6GK7 Preferred Substitutes ......................... 6GK7
Substitutes .................. 6HB7 6HD7 6HJ7