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ANSI INCITS 251 : 1995 : R2000

Current
Current

The latest, up-to-date edition.

INFORMATION TECHNOLOGY - UNRECORDED MAGNETIC TAPE CARTRIDGE FOR INFORMATION INTERCHANGE - 0.25 IN (6.35 MM), 20000 FTPI (787 FTPMM) COERCIVITY 550 OERSTEDS (44000 AMPERES/METER) (TYPES 6320, 6525, 6080, 6081)
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2005

Foreword
1 Scope, purpose, and application
  1.1 Scope
  1.2 Purpose
  1.3 Application
2 Normative references
3 Definitions
4 Environment and safety
  4.1 Testing environment
  4.2 Operating environment
  4.3 Transportation environment
  4.4 Storage environment
  4.5 Conditioning of the cartridge
  4.6 Safety
5 Tape mechanical and electrical properties
  5.1 Tape width and tolerance
  5.2 Tape length
  5.3 Tape thickness
  5.4 Tape position holes
  5.5 Leaders and splices
  5.6 Tape wind
  5.7 Tensile yield force
  5.8 Electrical resistance
  5.9 Layer-to-layer adhesion
  5.10 Tape cupping
  5.11 Tape light transmission
6 Tape recording properties
  6.1 Defect density
  6.2 Ease of erasure
  6.3 Average signal amplitude
  6.4 Signal decay
  6.5 Resolution
  6.6 Typical field
7 Mechanical specifications of the tape cartridge
  7.1 General description
  7.2 File protect
  7.3 Physical labels
  7.4 Tape guides
  7.5 Speeds
  7.6 Driving force
  7.7 Total inertia
  7.8 Dynamic response
  7.9 Tape tension
  7.10 Drive ratio
  7.11 Belt capstan electrical resistance
  7.12 Instantaneous speed variation (ISV)
  7.13 Acceleration
  7.14 Dynamic tape skew
  7.15 Drop test
  7.16 Head penetration
  7.17 Dynamic track movement variation
Annexes
A Procedure for the use of a secondary reference tape
B Bibliography

Describes the general requirements, definitions, physical and magnetic tape characteristics, and the cartridge requirements.

Committee
X3B5
DocumentType
Standard
Pages
38
ProductNote
Reconfirmed 2000
PublisherName
Information Technology Industry Council
Status
Current

ANSI Y14.5 : 1973 DIMENSIONING AND TOLERANCING FOR ENGINEERING DRAWINGS
IEEE 268-1992 American National Standard for Metric Practice
ISO 370:1975 Toleranced dimensions Conversion from inches into millimetres and vice versa

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