How a CD works Compact disc (CD) players have increasingly replaced the phonograph and the cassette tape. They offer a clear, crisp sound, faint background noise, and have the additional advantage of longer life. In addition to their audio content, some compact discs contain digital graphics that can be displayed on a television screen. To understand how a CD works one must understand what a CD consists of. A CD is about 1.2 millimeters thick. Most …showed first 75 words of 483 total…

…showed last 75 words of 483 total…other types of information as well including computer programs, pictures, and animation. The compact disc is one of the most useful forms of storing various types of data. Bibliography “The Compact Disc (CD) Player.” Microsoft® Encarta® 98 Encyclopedia. 1997. How Stuff Works http://www.howstuffworks.com/ (12/21/98) Electrical Engineering at the university of Washington http://www.ee.washington.edu/ (12/21/98) CDman disc manufacturing http://www.cdman.com/ (12/22/1998) University of Delaware Dept. physics and astronomy http://www.physics.udel.edu/ (12/22/1998)