标准摘要
[中文适用范围]: 描述了 130 毫米(5.25 英寸)软盘盒的特性,在 7 958 英尺普拉德、1,9 tpmm(48 tpi)处记录,双面使用修改的频率调制记录。 定义了记录信号的质量、用于数据处理系统之间数据交换的软盘盒上的磁道布局(磁道格式 A)。 如果满足第 1 部分和第 2 部分或第 2 部分和第 3 部分的所有要求,则与 ISO 7487 一起适用。 [外文原描述]: Describes the characteristics of 130 mm (5.25 in) flexible disk cartridges recorded at 7 958 ftprad, 1,9 tpmm (48 tpi), on both sides using modified frequency modulation recording. Defines the quality of the recorded signals, the track layout (track format A) to be used on such a flexible disk cartridge intended for data exchange between data processing systems. Applicable in conjunction with ISO 7487 if it meets all requirements of part 1 and 2 or those of parts 2 and 3.
英文名称Information processing - Data interchange on 130 mm (5.25 in) flexible disk cartridges using modified frequency modulation recording at 7 958 ftprad, 1,9 tpmm (48 tpi), on both sides - Part 2: Track format A