What is CD-Digital Audio or CD-DA?
Compact Disc Digital Audio is the official name of the original music CD. It was defined by Philips and Sony in the early 80s and its specifications were laid down in the Red Book. All CD discs and CD players should be in accordance with this specification to allow the bearing of the Compact Disc Digital Audio logo. This specification assures that every CD-Audio disc can be played in every CD-Audio player where-ever in the world. The Green Book defines that any CD-i player should be able to play back CD-Digital Audio discs. For this, a CD-i player pops up a player shell when a CD-Audio disc is loaded in the player. This player shell allows for the direct selection of tracks, for programming Favourite Track Selections, for standard search options, etc. It’s up to each manufacturer to decide what this player shell will look like and what features are offered, as long as all content of a CD-Audio disc can be played back on a CD-i player. Look for the special note about CD-Extra (CD-Plus o
