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ANSI INCITS 48 : 1986 : R2002

Current
Current

The latest, up-to-date edition.

INFORMATION SYSTEMS - MAGNETIC TAPE CASSETTE FOR INFORMATION INTERCHANGE (3.81 MM, 01.50 INCH) TAPE AT 32 BPMM (800 BPI), PHASE ENCLOSED
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2017

1 Scope and Purpose
  1.1 Scope
  1.2 Purpose
2 Referenced Standards
  2.1 American National Standards
  2.2 Other Standards
3 Definitions
4 Environment and Transportation
  4.1 Testing Environment
  4.2 Operating Environment
  4.3 Transportation and Storage Environment
  4.4 Transportation
5 Characteristics of Tape
  5.1 General
  5.2 Mechanical Properties
  5.3 Tests of Magnetic Properties
  5.4 Electrical Surface Resistance
6 Tape Cassette
  6.1 Identification of Cassette Sides
  6.2 Mechanical Characteristics
  6.3 Basic Specifications
  6.4 Labeling of Tape Cassettes
  6.5 Magnetic Properties of the Cassette Housing
7 Recording
  7.1 Method of Recording
  7.2 Equipment
  7.3 Density of Recording
  7.4 Flux Transition Spacing
  7.5 Signal Amplitude
  7.6 Number of Elongated Gaps
  7.7 Alignment Error
  7.8 Tape Winding Torque
  7.9 Residuals of Previous Recordings
8 Format
  8.1 Number of Tracks
  8.2 Track Dimensions
  8.3 Track Designation
  8.4 Use of Tracks
  8.5 Byte and Code Requirements
  8.6 Recorded Block
  8.7 Control Block
  8.8 Gaps
Appendixes
Appendix A Layer-to-Layer Adhesion
Figure A1 Setup for Layer-to-Layer Adhesion Test
Appendix B Measurement of Light Transmittance
Figures
Figure B1 Diagram of Device for Measurement of Light Transmittance
Figure B2 Measuring Mask

Provides the minimum requirements for mechanical and magnetic interchangeability of the cassette and for data interchange between information processing systems, which are capable of utilizing a standard code for information interchange as agreed upon by the interchange parties, using a data density of 32 bpmm (800 bpi).

Committee
X3B5
DevelopmentNote
Includes ANSI X3.48/TC 1-1995 (07/1999)
DocumentType
Standard
Pages
31
ProductNote
Reconfirmed 2002
PublisherName
Information Technology Industry Council
Status
Current

IEEE 268-1992 American National Standard for Metric Practice
ISO 370:1975 Toleranced dimensions Conversion from inches into millimetres and vice versa
ISO 4341:1978 Information processing — Magnetic tape cassette and cartridge labelling and file structure for information interchange

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