a semi-professional video format. It used to be the standard for trained videos but it now being replaced by VHS.
refers to 3/4 inch magnetic tape, originally a professional cassette tape format now being supplanted by new digital formats; a competing tape format was the inferior 1/2" VHS or beta
trade name for 3/4-inch video cassette system originally developed by Sony. Now established as the ANSI (American National Standards Institute) Type F video tape format.