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ANSI INCITS 266 : 1996 : R2006

Current
Current

The latest, up-to-date edition.

INFORMATION TECHNOLOGY - MAGNETIC TAPE CARTRIDGE FOR INFORMATION INTERCHANGE, 0.50 IN (12.65 MM), SERIAL SERPENTINE, 112-TRACK, 42 500 BPI (1 673 BPMM), DLT2 FORMAT
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2006

Foreword
1 Introduction
2 Normative references
3 Definitions
4 Environment and safety
   4.1 Cartridge and tape testing environment
   4.2 Cartridge operating environment
   4.3 Cartridge storage environment
   4.4 Transportation
   4.5 Safety
5 Tape mechanical, electrical, and magnetic requirements
   5.1 Material
   5.2 Width
   5.3 Total thickness
   5.4 Base material thickness
   5.5 Magnetic coating thickness
   5.6 Discontinuity
   5.7 Longitudinal curvature
   5.8 Out-of-plane distortions
   5.9 Cupping
   5.10 Coating surface roughness
   5.11 Coating adhesion
   5.12 Layer-to-layer adhesion
   5.13 Young's modulus
   5.14 Flexural rigidity
   5.15 Electrical resistance of the recording surface
   5.16 Electrical resistance of the back surface
   5.17 Inhibitor tape
   5.18 Abrasivity
   5.19 Tape and leader opacity
   5.20 Tensile yield force
   5.21 Friction coefficient
   5.22 Coercivity
   5.23 Pre-record condition
6 Tape magnetic-recording performance
   6.1 Typical field
   6.2 Signal amplitude
   6.3 Resolution
   6.4 Overwrite
   6.5 Peak shift
   6.6 Self erasure
7 Tape quality
   7.1 Dropouts
   7.2 Excessive duration errors
   7.3 Tape edge quality
   7.4 Durability
8 Mechanical specifications of the tape cartridge
   8.1 Cartridge case label areas
   8.2 Cartridge positioning planes
   8.3 Tape cartridge case material
   8.4 File-protect mechanism
   8.5 Reel lock mechanism
   8.6 Tape winding
   8.7 Winding tension
   8.8 Tape-reel diameter
   8.9 Tape-reel moment of inertia
   8.10 Leader attachment
   8.11 Cartridge leader position
   8.12 Leader retract velocity
   8.13 Tape exit angles
   8.14 Tape access door
   8.15 Tape position holes
9 Recording
   9.1 Physical recording density
   9.2 Bit-cell length
   9.3 Read signal amplitude
   9.4 Azimuth
   9.5 Channel skew
10 Tape format
   10.1 Reference edge of tape
   10.2 Direction of recording
   10.3 Tape layout
   10.4 Calibration/directory area
   10.5 Data area
11 Format of data
   11.1 General
   11.2 Data bytes
   11.3 Physical blocks
   11.4 Logical blocks
   11.5 Entities
12 Format and content of block structures
   12.1 Preamble
   12.2 Sync
   12.3 Data field
   12.4 Control field 1
   12.5 Control field 2
   12.6 Cyclical redundancy check (CRC)
   12.7 Postamble
   12.8 Use of logical blocks
13 Entity
14 Error handling
Annexes
A Pre-record condition and magnetic moment measurement
B Recommendations for transportation
C Tape cartridge handling guidelines
D Recommendations on tape durability

Gives requirements for a tape cartridge used for information interchange amongst information-processing and communication systems, and equipment using standard codes agreed upon by the interchange parties. Also states requirements for the unrecorded cartridge and for recording on the enclosed magnetic tape.

Committee
X3B5
DocumentType
Standard
Pages
69
ProductNote
Reconfirmed 2006
PublisherName
Information Technology Industry Council
Status
Current

ANSI INCITS 27 : 1987 INFORMATION SYSTEMS - FILE STRUCTURE AND LABELING OF MAGNETIC TAPES FOR INFORMATION INTERCHANGE
IEEE 268-1992 American National Standard for Metric Practice
ISO 1302:2002 Geometrical Product Specifications (GPS) Indication of surface texture in technical product documentation
ISO 370:1975 Toleranced dimensions Conversion from inches into millimetres and vice versa

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