Home Audio

Get educated on the basics associated with home audio & video systems. Explore the technology behind things like CDs, amplifiers and rewriteable discs.

Before compact discs, you had to rewind and fast-forward to get to a particular bit of information. Not so with digital storage -- the CD makes pinpointing data a split-second task. Find out how CDs (and CD-ROMs, CD-Rs, CD-RWs) hold and let you retri