ANSI/INCITS 40-1993

Unrecorded Magnetic Tape for Information Interchange (9-Track, 800 CPI, NRZI; 1600 CPI, PE; and 6250 CPI, GCR) (formerly ANSI X3.40-1993) InterNational Committee for Information Technology Standards (formerly NCITS) / 01-Jan-1993

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Provides the information necessary to enable mechanical and magnetic interchangeability of reels of 1/2 inch wide unrecorede magnetic tape between information processing systems, communication systems, and associated equipment utilizing ANSI X3.4-1986 (7-bit ASCII). This standard deals solely with magnetic tape for digital recording and supports and complements other American National Standards on recorded magnetic tape for information interchange. Includes errata published 1999.