OADM

OADM definition - telecom
In wavelength division multiplexing (WDM) a device that is able to add or drop individual wavelengths without separating all wavelengths and certainly without converting them to electrical format. An OADM is a purely optical version of an ADM. See also ADM, wavelength, and WDM.

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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