ISO 4057:1986
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Information processing -- Data interchange on 6,30 mm (0.25 in) magnetic tape cartridge, 63 bpmm (1 600 bpi) phase-encoded

This standard was last reviewed and confirmed* in 2013.

*Therefore this version remains current


Outlines the characteristics of a 6.30 mm (0,25 in) magnetic tape cartridges intended for data interchange and physical interchangeability between information processing systems utilizing the ISO 7-bit coded character set (ISO 646), its extensions (ISO 2022) and/or 8-bit character set (ISO 4873). The cartidge is of the twin-hub coplanar type, loaded with 6,30 mm (0,25 in) magnetic tape tor digital recording using the 53 bpmm (1600 bpi) phase-encoding method.


  • Document published on: 1986-07-10
    Edition: 2 (Monolingual) ICS: 35.220.23
    Status: Published Stage: 90.93 (2013-03-21)
    TC/SC: ISO/IEC JTC 1/SC 23 Number of Pages: 33
  • Revises: ISO 4057:1979

  • No corrigenda or amendments available

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