Dictionary Home » Webster's New World Telecom Dictionary » U

U

U definition - telecom

In electricity, the symbol for potential energy difference, which is the work done to move a unit charge between two points in an electric field. In other words, the difference in voltage level between two points in an electric field.
U interface or Reference Point U in ISDN. See Reference Point U.

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