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ANSI INCITS 157 : 1987

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

INFORMATION SYSTEMS - RECORDED MAGNETIC TAPE FOR INFORMATION INTERCHANGE - 3200 CPI (126 CPMM), PHASE ENCODED

Available format(s)

Hardcopy , PDF

Superseded date

20-04-2024

Superseded by

INCITS 157:1987(S2018)

Language(s)

English

Published date

01-01-2003

€99.06
Excluding VAT

1 Scope and Purpose
  1.1 Scope
  1.2 Purpose
2 Referenced and Related Standards
  2.1 Referenced American National Standard
  2.2 Related Standards
3 Definitions
4 Recording
  4.1 Method
  4.2 Density of Recording
  4.3 Flux Transition Spacing
  4.4 Total Character Skew
  4.5 Erase
  4.6 Signal Amplitude
5 Format
  5.1 Track Format
  5.2 Track Dimensions
  5.3 Reference Edge
  5.4 Coded Character Set
  5.5 Track Identification
  5.6 Block Length
  5.7 Density Identification Area
  5.8 Gaps
  5.9 Tape Mark

Specifies format and recording for a 1/2 inch (12.7 mm), 9 track magnetic tape for interchange among data processing systems, communication systems, and associated equipment requiring a standard code.

Committee
X3B5
DocumentType
Standard
Pages
14
PublisherName
Information Technology Industry Council
Status
Superseded
SupersededBy

ANSI INCITS 40 : 1993 INFORMATION SYSTEMS - UNRECORDED MAGNETIC TAPE FOR INFORMATION INTERCHANGE (9-TRACK 800 CPI, NRZI; 1600 CPI, PE; AND 6250 CPI, GCR)
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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