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EN 60856:1993/A2:1997

Current

Current

The latest, up-to-date edition.

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

Amendment of

EN 60856:1993

Published date

17-07-1997

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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

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

Committee
TC 100X
DevelopmentNote
Supersedes HD 514. (07/2005)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Current

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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