Line isolation transformer
id:
line-isolation-transformer-276-4916181
title:
Line isolation transformer
text:
A line isolation transformer for telephone use is a special type of impedance matching transformer that is used to couple telephone land lines to subscriber equipment to prevent dangerous common mode voltages from appearing on the line. It has a specific 600Ω input impedance which matches the telephone equipment. A "wet" type will maintain its characteristics while passing the DC current needed to seize the telephone line. It is also made with a gapped magnetic core that is not used in normal tr
brand slug:
wiki
category slug:
encyclopedia
description:
Safety device for telephones
original url:
https://en.wikipedia.org/wiki/Line_isolation_transformer
date created:
date modified:
2024-02-13T04:09:10Z
main entity:
{"identifier":"Q16930659","url":"https://www.wikidata.org/entity/Q16930659"}
image:
fields total:
13
integrity:
14