BS 5595-2:1981
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 200 Mbytes magnetic twelve-disk pack
Hardcopy , PDF
15-08-1999
English
31-07-1981
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National foreword
Cooperating organizations
Specification
1 Scope and field of application
2 References
Section one. General description
3 General description
Section two. Mechanical and physical characteristics
4 General requirements
5 Dimensional characteristics
6 Physical characteristics
Section three. Magnetic characteristics
7 Track and recording information - Data surfaces
8 Test conditions and equipment - Data surfaces
9 Functional testing - Data surfaces
10 Acceptance criteria for data surfaces
11 Servo surface
Section four. Pre-initialization
12 Data track pre-initialization
Annexes
A Air cleanliness class 100
B Measurement of track width
C ECC implementation
D General track format
Tables
1 Significance of two bit combinations in position B2,
B1
2 Untitled
Figures
1 Track layout of an initialized data track
2 Structure of home address
3 Count of record 0
4 Data block of record 0
5 Untitled
6 Disk pack, exploded view
7 Part sectional view of disk pack with covers
8 Top cover/pack centreline relationship
9 Partial cross-section of disk pack
10 Part detail of spindle lock
11 Disk edge chamfer
12 Location of heads and surfaces
13 Write current waveform
14 AGC-amplifier characteristics
15 Track average amplitude
16 Modulation tests
17 Minus-even and plus-odd tracks
18 Servo track geometry
19 Servo head signal at servo tracking centreline
20 Servo head positioning
21 Relationship between tracks on servo and data
surfaces
22 Index pattern
23 Timing, amplitude and noise constraints for servo
signal
24 Noise constraints for index pattern
25 Particle size distribution curve of air cleanliness
class 100
26 Track width diagram
27 Feedback connections of a 56-position shift register
28 }
29 }
30 }
31 } Untitled
32 }
33 }
34 }
General, physical and magnetic characteristics and pre-initialization for the physical interchange of 200 Mbytes magnetic twelve-disk packs for use in electronic data processing systems.
| Committee |
ICT/1
|
| DocumentType |
Standard
|
| Pages |
56
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Standards | Relationship |
| ISO 5653:1980 | 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 |
| BS 891-1:1962 | Method for Rockwell hardness test Testing of metals |
| ISO 5864:1993 | ISO inch screw threads Allowances and tolerances |
| 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 |
| ISO/R 80:1968 | Rockwell hardness test (B and C scales) for steel |
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