Information Systems - Recorded Magnetic Tape Cassette for Information Interchange - 4 Track, 0.150 inch (3.81 mm), 8000 bpi (315 bpmm), Group Code Recording Replaces ANSI X3.158-1987
This American National Standard is intended to provide a format and recording standard for an 8000-bpi(315-bpmm) streaming 0.150-inch (3.81-mm)-wide, 4-track magnetic tape cassette to be used for information interchange among information processing systems, communication systems, and associated equipment utilizing a standard code for interchange, as agreed upon by the interchange parties.