Cat 3

Cat 3 definition - telecom
A type of cabling that is specified in ANSI/ICEA S-91-661, ANSI/ICEA S-101699-2001, ANSI/EIA/TIA 568, and ISO/IEC 11801. Originally developed in support of 10Base-T Ethernet LANs, Cat 3 is commonly used in telco local loops in support of POTS, ISDN, and T1 and E-1 services. Cat 3 runs over 24 AWG unshielded twisted pair (UTP), with 3

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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