Medium-Mu Triode - Sharp-Cutoff Pentode
Miniature type used as combined oscillator-mixer tube
in vhf tuner circuits of color and bw tv receivers.
Requires a miniature 9-contact socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ............................... 0.45 A
Substitutes ............................... 6HD7 6HJ7