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BS 5595-1:1978

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Interchangeable magnetic twelve-disk pack for information processing Specification for 100 Mbytes magnetic twelve-disk pack
Available format(s)

Hardcopy , PDF

Withdrawn date

15-08-1999

Language(s)

English

Published date

31-10-1978

Publisher

British Standards Institution

National foreword
Cooperating organizations
Specification
1 Scope and field of application
Section one. General
2 General description
Section two. Mechanical and physical characteristics
3 General requirements
4 Dimensional characteristics
5 Physical characteristics
Section three. Magnetic characteristics
6 Track and recording information - data surfaces
7 Test conditions and equipment - data surfaces
8 Functional testing - data surfaces
9 Acceptance criteria for data surfaces
10 Servo surface
Section four. Pre-initialization
11 Data track pre-initialization
Annexes
A Air cleanliness class 100
B Measurement of track width
C EDCC implementation
D General track format
Figures
1 Disk pack, exploded view
2 Part sectional view of disk pack with covers
3 Top cover/pack centreline relationship
4 Partial cross-section of disk pack
5 Part detail of spindle lock
6 Disk edge chamfer
7 Location of heads and surfaces
8 Write current waveform
9 AGC amplifier characteristics
10 Track average amplitude
11 Modulation tests
12 Minus-even and plus-odd tracks
13 Servo track geometry
14 Servo head signal at servo tracking centreline
15 Servo head positioning
16 Relationship between tracks on servo and data
    surfaces
17 Index pattern
18 Timing, amplitude and noise constraints for servo
    signal
19 Noise constraints for index pattern
20 Particle size distribution curves of air cleanliness
    class 100
21 Track width diagram

General, physical and magnetic characteristics and pre-initialization for the physical interchange of 100 Mbytes magnetic twelve-disk packs for use in electronic data processing systems.

Committee
ICT/1
DocumentType
Standard
Pages
52
PublisherName
British Standards Institution
Status
Withdrawn

Standards Relationship
ISO 4337:1977 Identical

BS 4730:1985 Specification for UK 7-bit coded character set
BS 4783-1:1988 Storage, transportation and maintenance of media for use in data processing and information storage Recommendations for disk packs, storage modules and disk cartridges

ISO/IEC 2022:1994 Information technology Character code structure and extension techniques
ISO 1302:2002 Geometrical Product Specifications (GPS) Indication of surface texture in technical product documentation
ISO/IEC 646:1991 Information technology ISO 7-bit coded character set for information interchange
BS 308-2:1972 Engineering drawing practice. Dimensioning and tolerancing of size

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Hardcopy - English
PDF - English
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