I.S. EN 28630-1:1993
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
INFORMATION PROCESSING - DATA INTERCHANGE ON 130 MM (5.25 IN) FLEXIBLE DISK CARTRIDGES USING MODIFIED FREQUENCY MODULATION RECORDING AT 13,262 FTPRAD, ON 80 TRACKS EACH SIDE - PART 1: DIMENSIONAL, PHYSICAL AND MAGNETIC CHARACTERISTICS
Hardcopy , PDF
24-05-2000
English
23-04-1993
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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0 Introduction
1 Scope and field of application
2 Conformance
3 References
4 Definitions
4.1 flexible disk
4.2 reference flexible disk cartridge
4.3 Secondary Amplitude Reference Disk Cartridge
4.4 Signal Amplitude Reference Disk Cartridge
4.5 Typical Field
4.6 Reference field
4.7 Test Recording Current
4.8 Standard Reference Amplitude
4.9 Average Signal Amplitude
4.10 in-contact
4.11 formatting
4.12 initialization
4.13 recording area
5 General description
5.1 General figures
5.2 Main elements
5.3 Description
5.4 Optional features
6 General requirements
6.1 Environment and transportation
6.2 Materials
6.3 Direction of rotation
7 Dimensional characteristics
7.1 Jacket
7.2 Liner
7.3 Disk
8 Physical characteristics
8.1 Flammability
8.2 Coefficient of linear thermal expansion of the disk
8.3 Coefficient of linear hygroscopic expansion of the disk
8.4 Capacity
8.5 Torque
9 Magnetic characteristics
9.1 Track geometry
9.2 Functional testing
Annexes
A - Measurement of the cartridge thickness
B - Measurement of light transmittance
C - Method for measuring the effective track width
Specifies the dimensional, physical magnetic characteristics of the cartridge SQ as to provide physical interchangeability between data processing systems.
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| BS EN 28630-1:1992 | Identical |
| UNI EN 28630-1 : 1992 | Identical |
| NF EN 28630-1 : 1993 | Identical |
| EN 28630-1 : 1992 | Identical |
| ISO 8630-1:1987 | Identical |
| NBN EN 28630-1 : 1993 | Identical |
| DIN EN 28630-1:1993-03 | Identical |
| ISO/IEC 6429:1992 | Information technology Control functions for coded character sets |
| ISO/IEC 4873:1991 | Information technology ISO 8-bit code for information interchange Structure and rules for implementation |
| ISO/IEC 2022:1994 | Information technology Character code structure and extension techniques |
| ISO 9293:1987 | Information processing Volume and file structure of flexible disk cartridges for information interchange |
| ISO 7665:1983 | Information processing File structure and labelling of flexible disk cartridges for information interchange |
| ISO/IEC 646:1991 | Information technology ISO 7-bit coded character set for information interchange |
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