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Data interchange on 9-track magnetic tape at 32 bits per mm (800 bpi)

2nd edition, June 1970

To provide a specification for 12.70 mm 9 track magnetic tape to enable mechanical and magnetic interchangeability of tape between information processing systems.

This Standard refers solely to magnetic tape for digital recording on which the direction of magnetization is nominally longitudinal as opposed to nominally transverse.

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Technical CommitteeTC1 (this TC is no longer active)


  • ECMA-12, 1st edition, November 1967Download