ISO 5654-1:1984
信息处理 数据交换用200mm(8 in)双频制记录,密度为13262 ftprad,1.9 tpmm(48 tpi)的单面软磁盘.第1部分:尺寸、物理性能和磁性能
Information processing; Data interchange on 200 mm (8 in) flexible disk cartridges using two-frequency recording at 13 262 ftprad, 1,9 tpmm (48 tpi), on one side; Part 1 : dimensional, physical and magnetic characteristics