I.S. EN 25652:1992
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 - 9-TRACK, 12.7 MM (0.5 IN) WIDE MAGNETIC TAPE FOR INFORMATION INTERCHANGE - FORMAT AND RECORDING USING GROUP CODING AT 246 CPMM (6250 CPI)
Hardcopy , PDF
24-05-2000
English
07-08-1992
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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1 Scope and field of application
2 References
3 Definitions
4 Operating and transportation conditions
5 Recording
6 Tracks
7 Data representation
8 Data formatting
9 Recording of groups on tape
10 Control sub-groups
11 Storage block
12 Tape format
13 Interchange criteria
Annex A Transportation
Annex B Procedure and equipment for measuring flux transition
spacing
Defines the file structure and the labelling of magnetic tapes for the interchange of information between users of information processing systems.
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| EN 25652 : 1991 | Identical |
| ISO 5652:1984 | Identical |
| ISO 1862:1975 | Information processing 9- track, 12,7 mm (0.5 in) wide magnetic tape for information interchange recorded at 8 rpmm (200 rpi) |
| ISO/IEC 3788:1990 | Information processing — 9-track, 12,7 mm (0,5 in) wide magnetic tape for information interchange using phase encoding at 126 ftpmm (3 200 ftpi), 63 cpmm (1 600 cpi) |
| 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 5652:1984 | Information processing 9-Track, 12,7 mm (0.5 in) wide magnetic tape for information interchange Format and recording, using group coding at 246 cpmm (6 250 cpi) |
| ISO/IEC 1863:1990 | Information processing 9-track, 12,7 mm (0,5 in) wide magnetic tape for information interchange using NRZ1 at 32 ftpmm (800 ftpi) 32 cpmm (800 cpi) |
| ISO/IEC 646:1991 | Information technology ISO 7-bit coded character set for information interchange |
| ISO 962:1974 | Information processing Implementation of the 7- bit coded character set and its 7- bit and 8-bit extensions on 9- track 12,7 mm (0.5 in) magnetic tape |
| ISO/IEC 1864:1992 | Information technology Unrecorded 12,7 mm (0,5 in) wide magnetic tape for information interchange 32 ftpmm (800 ftpi), NRZ1, 126 ftpmm (3 200 ftpi) phase encoded and 356 ftpmm (9 042 ftpi), NRZ1 |
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