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Chinese National Standard Category: Data medium

English Title: Information processing?Data interchange on 90mm(3.5in) flexible disk cartridges using modified frequency modulation recording at 7958 ftprad on 80 tracks oneach side?Part 2:Track format
Chinese Title: 信息处理数据交换用90mm改进调频制记录的密度为7958磁通翻转/弧度, 每面80磁道的软磁盘 第二部分 磁道格式
Standard No.: GB/T 13720-1992
Category No.: L64
Issued by: Standardization Administration of China
Issued on: 1992-10-04
Implemented on: 1993-6-1
Status: abolished
Superseded by:
Superseded on:
Abolished on:2005-10-14
Superseding:作废
Word Count:4000 words
Similar Standards: GB/T 34988-2017   GB/T 9416.3-1988   GB/Z 18390-2001   DB11/T 159.4-2023   DB11/T 159.2-2023   DB11/T 159.1-2023   DB11/T 159.5-2023   DB11/T 159.3-2023   DB11/T 159.6-2023   GB/T 38670-2020   GB/T 38622-2020   GB/T 38668-2020   GB/T 29271.6-2019   GB/T 16649.11-2019   GB/T 15120.9-2019   GB/T 29271.4-2019   GB/T 37720-2019   GB/T 37379-2019   GB/T 37600.11-2018   GB/T 36600.11-2018  
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