This standard specifies the general, physical, and magnetic requirements for the interchangeability of the two-sided, 5.25-inch (130-mm) (nominal), 48-tracks-per-inch (tpi) 1, 9-tracks-per-millimeter (tpmm) flexible disk cartridge (for 7958 bits-per-radian (bpr)use) as required to achieve unformatted disk cartridge interchange among disk drives using 40 tracks per side and associated information processing systems. The twosided flexible disk cartridge in a protective envelope having two recording surfaces is of the type intended specifically for digital recording and reproducing equipment employing access mechanisms capable of positioning to these data tracks.
ANSI X3.125-1985由美国国家标准学会 US-ANSI 发布于 1985。
ANSI X3.125-1985 在中国标准分类中归属于: L64 数据媒体,在国际标准分类中归属于: 35.220.20 磁存储设备综合。
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