• ANSI INCITS 125 : 1985 : R2006

    Current The latest, up-to-date edition.
    Add to Watchlist
    This Standard has been added successfully to your Watchlist.
    Please visit My Watchlist to see all standards that you are watching.
    Please log in or to add this standard to your Watchlist.
    We could not add this standard to your Watchlist.
    Please retry or contact support for assistance.
    We could not add this standard to your Watchlist.
    Please retry or contact support for assistance.
    You have already added this standard to your Watchlist.
    Visit My Watchlist to view the full list.

    TWO-SIDED, DOUBLE-DENSITY, UNFORMATTED, 5.25 INCH (130-MM), 48-TPI (1,9-TPMM), FLEXIBLE DISK CARTRIDGE FOR 7958 BPR USE - GENERAL, PHYSICAL, AND MAGNETIC REQUIREMENTS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2006

    Publisher:  Information Technology Industry Council

    Add to Watchlist

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    1 Scope, Purpose, and Application
      1.1 Scope
      1.2 Purpose
      1.3 Application
    2 Referenced Standards
      2.1 American National Standard
      2.2 Other Standards
    3 Definitions
    4 General Requirements
      4.1 Environment
      4.2 Materials
      4.3 Disk Cartridge Assembly
    5 Physical Requirements
      5.1 Dimensions
      5.2 Torque
      5.3 Physical Properties of the Coated Disk
      5.4 Disk Coating
      5.5 Magnetic Coating Resistivity
      5.6 Flammability
      5.7 Toxicity
    6 Test Track Requirements (Track and Recording Information)
      6.1 Number
      6.2 Width
      6.3 Location
      6.4 Physical Identification
      6.5 Index
    7 Standard Reference Surfaces
      7.1 General
      7.2 Primary Standard Amplitude Reference Surfaces
      7.3 Secondary Standard Amplitude Reference Surfaces
    8 Magnetic Characteristics
      8.1 Data Surfaces
      8.2 Signal Quality
    Figures
    Appendixes
    Appendix A - Optic System for Light-Transmittance Measurement of
                 Flexible Disk
    Figure A1 - Optic System for Light-Transmittance Measurement of
                Flexible Disk
    Appendix B - Drop-Thru Test Gauge
    Figure B1 - Drop-Thru Test Gauge
    Appendix C - Abrasivity Evaluation
    C1 - Comparative Disk
    C2 - Wear Test Disk
    C3 - Wear Revolution
    C4 - Test Procedure

    Abstract - (Show below) - (Hide below)

    Describes the general, physical, and magnetic requirements for the interchangeability of the two-sided, 5.25 inch (130 mm) (nominal), 48 tracks-per-inch (tpi) 1,9 tracks-per-millimeter (tpmm) flexible disk cartridge (for 7958 bits-per-radian (bpr) use) as required to achieve unformatted disk cartridge interchange among disk drives using 40 tracks per side and associated information processing systems.

    General Product Information - (Show below) - (Hide below)

    Committee X3B8
    Document Type Standard
    Product Note Reconfirmed 2006
    Publisher Information Technology Industry Council
    Status Current

    Standards Referencing This Book - (Show below) - (Hide below)

    IEEE 268 : 1992 METRIC PRACTICE, STANDARD FOR
    ISO 370:1975 Toleranced dimensions Conversion from inches into millimetres and vice versa
    ASTM D 257 : 2014 : REDLINE Standard Test Methods for DC Resistance or Conductance of Insulating Materials
    ASTM D 1922 : 2015 : REDLINE Standard Test Method for Propagation Tear Resistance of Plastic Film and Thin Sheeting by Pendulum Method
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective