標準號：ANSI INCITS 125-1985
中文標準名稱：信息系統(tǒng).7958bpr用雙面雙密度非格式化的5.25英寸(130mm)、48道/英寸(1.9道/毫米)盒式軟盤.物理和磁性通用要求) 代替ANSI X3.125-1985
英文標準名稱：Information Systems - Two-Sided, Double-Density, Unformatted, 5.25-Inch (130-mm), 48-tpi (1,9-tpmm), Flexible Disk Cartridge for 7958 bpr Use - General, Physical, and Magnetic Requirements Replaces ANSI X3.125-1985
標準類型：L64
發(fā)布日期：1985/1/1 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：L64
國際標準分類號：35.220.21
適用范圍：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.