DS-4

DS-4 definition - telecom
The signal level for a digital carrier system operating at level four of the North American digital signal hierarchy. A DS-4 corresponds to a T4 in the North American hierarchy. See also digital signal hierarchy and T4.

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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