C-type comb filter with negative feedback
Cable converter for television signals with stereo audio signal
Cable distribution system for wide-band message signals
Cable network data transmission system
Cable network monitoring system for CATV system
Cable select box supplemental signal splitting apparatus
Cable stereo apparatus
Cable television communication system with passive sensor signal
Cable television impulse pay per view system
Cable television master/slave decoder control
Cable television subscriber control system including addressable
Cable television system data verification apparatus
Cable television system selectively distributing pre-recorded vi
Cable television system selectively distributing pre-recorded vi
Cable television system with stereo sound reproduction
Cable television transaction terminal
Cable television with controlled signal substitution
Cable television with multi-event signal substitution
Cable television with multi-event signal substitution
Cable TV security means