• EN 60856:1993/A2:1997

    Current The latest, up-to-date edition.

    PRE-RECORDED OPTICAL REFLECTIVE VIDEODISK SYSTEM "LASER VISION" 50 Hz/625 LINES - PAL

    Available format(s): 

    Language(s): 

    Published date:  17-07-1997

    Publisher:  European Committee for Standards - Electrical

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

    FOREWORD
    PREFACE
    INTRODUCTION
    SECTION ONE - GENERAL
    1 Scope
    2 Object
    3 Standard atmospheric conditions for testing
    SECTION TWO - DISK PARAMETERS
    4 Mechanical parameters
    5 Optical requirements
    6 Temperature and humidity requirements
    SECTION THREE - RECORDED PARAMETERS
    7 Audio parameters
       7.1 Channel applications
       7.2 Audio subcarrier modulation of main carrier
    8 Audio subcarrier frequencies
       8.1 Type of modulation
       8.2 Polarity of modulation
       8.3 Pre-emphasis
       8.4 Audio compression
    9 Video parameters
       9.1 Video signal
       9.2 Video signal modulation
    10 Vertical interval control and address signals
       10.1 24-bit biphase coded signal
    SECTION FOUR - OPERATIONAL SIGNALS
    11 Definition of playback measurement system
       11.1 Optical stylus
       11.2 Measuring set-up
       11.3 General measurement conditions
    12 Operational parameters
       12.1 Radial signal
       12.2 Tangential signal
       12.3 High-frequency signal
    13 Implementation of a digital audio signal
       13.1 Signal modulation
       13.2 Sample frequency
       13.3 Compensation of time delay
       13.4 Analogue audio subcarriers
       13.5 Control and display of the compact disk
            system (subcode)
    Figures
    APPENDIX A - List of abbreviations
    APPENDIX B - Audio compression system
    APPENDIX C - Programme status code

    Abstract - (Show below) - (Hide below)

    Serves as a reference for manufacturers that wish to make disks or players compatible with the optical system described in this standard.

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

    Committee TC 100X
    Development Note Supersedes HD 514. (07/2005)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    EN 61106:1993 Videodisks - Methods of measurements for parameters
    CEI EN 61599 : 2000 VIDEODISK PLAYERS - METHODS OF MEASUREMENT
    BS EN 61106:1993 Videodisks. Methods of measurement for parameters
    CEI EN 61106 : 1998 VIDEODISKS METHODS OF MEASUREMENT FOR PARAMETERS
    I.S. EN 61106:1993 VIDEODISKS - METHODS OF MEASUREMENT FOR PARAMETERS
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