BS EN 21864:1994
Current
The latest, up-to-date edition.
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
Hardcopy , PDF
English
15-06-1994
1 Scope and field of application
2 References
3 Definitions
4 Environment
5 Characteristics of tape
6 Reel
Annex - Reels conforming to the first edition of this
International Standard
Describes the characteristics of 12,7mm wide magnetic tape with reel, to enable magnetic and mechanical interchangeability between information processing systems. Applies solely to magnetic tape for digital recording using the NRZ1 method of recording at 32 and 356 ftpmm or the phase-encoded method of recording at 126 ftpmm in which the direction of magnetization is nominally longitudinal.
| Committee |
ICT/1
|
| DevelopmentNote |
Supersedes 91/63785 DC. Also numbered as ISO/IEC 1864. (09/2005)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NF EN 21864 : 1994 | Identical |
| EN 21864 : 1993 | Identical |
| DIN EN 21864:1994-05 | Identical |
| NBN EN 21864 : 1994 | Identical |
| I.S. EN 21864:1994 | Identical |
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