L-carrier
id:
l-carrier-301-9393198
title:
L-carrier
text:
The L-carrier system was one of a series of carrier systems developed by AT&T for high-capacity transmission for long-distance communications. Over a period from the late 1930s to the 1970s, the system evolved in six significant phases of development, designated by Bell System engineers as L-1 through L-5, and L-5E. Coaxial cable was the principal transmission medium in all stages, initially lending the system another description i.e. the coaxial system. It was the successor to a series of previ
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/L-carrier
date created:
date modified:
2024-04-26T01:12:25Z
main entity:
{"identifier":"Q17149077","url":"https://www.wikidata.org/entity/Q17149077"}
image:
fields total:
13
integrity:
13