GB/T 17960-2000Information technology. Data interchange on 90mm flexible disk cartridges using modified frequency modulation recording at 31 831 ftprad on 80 tracks on each side. GB type 303 (English PDF)
信息技术 数据交换用90mm改进调频制记录的位密度为31 831磁通翻转-弧度、每面80磁道的软磁盘GB303型
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Issued by
State Quality and Technical Supervision
Level / Type
National · Recommended
Issue date
January 3, 2000
Implementation date
August 1, 2000
Scope
GB/T 17960-2000 is the English-translated version of 信息技术 数据交换用90mm改进调频制记录的位密度为31 831磁通翻转-弧度、每面80磁道的软磁盘GB303型.
GB/T 17960-2000 — This standard specifies the 90mm modified frequency modulation recording at a density of 31, 831 flux transitions/rad, 80 tracks on each side of the performance, this is defined as the GB 303 floppy disk type.
This standard specifies the floppy disk mechanical, physical and magnetic properties, so that the data processing system provides a physical exchange between the possibilities.
This standard specifies the recording method, recording signal quality, the track configuration and track format.
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Document preview — GB/T 17960-2000
National Standard of the People's Republic of China
- ICS
- 35.220.20
- Classification
- L 64
Issued by: State Quality and Technical Supervision
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the 90mm modified frequency modulation recording at a density of 31, 831 flux transitions/rad, 80 tracks on each side of the performance, this is defined as the GB 303 floppy disk type. This standard specifies the floppy disk mechanical, physical and magnetic properties, so that the data processing system provides a physical exchange between the possibilities. This standard specifies the recording method, recording signal quality, the track configuration and track format. With GB/T 13703 together with the standard data processing system to provide data exchange between all the conditions.
Document data
International classification (ICS): 35.220.20.
Chinese classification (CCS): L64.
Estimated length of the Chinese original: 34,389 words.
Adopted international standard: ISO/IEC 10994-1992, IDT.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 23 pages — is available in the English PDF.
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