Specifications

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APPENDIX D THE DOLBY DIGITAL SUBSYSTEM
D.1 Basic Functions ..............................................................................................D-1
D.2 Discussion of Changeover Technique............................................................D-3
D.3 Auxiliary Data Channel..................................................................................D-3
APPENDIX E THE EVOLUTION OF DOLBY FILM SOUND
Optical Sound.......................................................................................... E-1
Magnetic Sound....................................................................................... E-2
Dolby Gets Involved................................................................................ E-3
The Next Step: Dolby SR........................................................................ E-4
And Now - Dolby Digital........................................................................ E-4
About Dolby AC-3 .................................................................................. E-5
Making Films Sound Better .................................................................... E-5