compatible discrete four-channel sound
compatible discrete four-channel sound[kəm′pad·ə·bəl dis′krēt ¦fȯr ¦chan·əl ′sau̇nd]
A sound system in which a separate channel is maintained from each of the four sets of microphones at the recording studio or other input location to the four sets of loudspeakers that serve as the output of the system. Abbreviated CD-4 sound.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.