ISO 6902:1984
Information processing — Magnetic disk for data storage devices — 107 500 flux transitions per track, 266 mm (10.5 in) and 356 mm (14 in) diameter
Describes the mechanical, physical and magnetic disks intended for mounting in data storage devices. Defines requirements for disks regarding satisfactory performance at 107 500 flux transitions per track. Distinguishes between disk types A na B in terms of their outer diameter and some numeric values.
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