pair gain

(redirected from Pair gain system)

pair gain

The number of additional wire pairs that may be served by applying some technology to existing telephone lines (wire pairs). For example, with the installation of digital loop carrier equipment at the telco office and at the customer site, one cable pair can be turned into two phone lines. Two cable pairs can be turned into many more lines using T1 and other technologies. Every channel bank, digital loop carrier and DSLAM is a pair gain system. See channel bank, digital loop carrier and DSLAM.
Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
Mentioned in ?
References in periodicals archive ?
SBC extends its copper service lines from its central offices to the end user customer premises, or through pair gain systems (fed by either copper T1s or fiber) then via copper to the end user customer premises, says Steve Teter, general manager, OSP- FTP support.
Telspec will complete the delivery of their full range of 2-, 4-, 8- and 10-channel pair gain systems within the next four years.
Both companies previously placed an order for Telspec's TelMax digital pair gain systems in order to provide 62,500 extra subscriber lines in a pilot trial.