Semiremote-Cutoff Pentode
The 3BZ6 Vacuum tube is a miniature type used in gain-controlled video
IF stages of color and black-and-white television receivers.
It requires a miniature 7-contact socket. This type also is
used as an RF amplifier in commercial HF receivers.
Preferred Substitutes ............... 3CB6 3CF6 3DK6
Substitutes ................ 3AU6 3BA6 3BC5 3DT6 3V4