PENTODE ~ Semi-Remote, Cut-off
Miniature type used in gain-controlled video if stages
of color and black-and-white television receivers.
Requires a miniature 7-contact socket. This type is also
used as rf amplifier in commercial HF rceivers.
Preferred Substitutes ....... 4CB6 4CF6 4DE6
Substitutes ................. 4AU6 4BA6 4BC5