Telephone switchboard
id:
telephone-switchboard-181-14632909
title:
Telephone switchboard
text:
A telephone switchboard is a device used to connect circuits of telephones to establish telephone calls between users or other switchboards. The switchboard is an essential component of a manual telephone exchange, and is operated by switchboard operators who use electrical cords or switches to establish the connections. The switchboard saw the peak of its use in the 20th century before wider adoption of the electromechanical automatic telephone exchange. The automatic exchange, invented by Almo
brand slug:
wiki
category slug:
encyclopedia
description:
Device used to connect telephone circuits to establish calls between users
original url:
https://en.wikipedia.org/wiki/Telephone_switchboard
date created:
2001-10-03T12:08:28Z
date modified:
2024-09-05T22:54:49Z
main entity:
{"identifier":"Q589666","url":"https://www.wikidata.org/entity/Q589666"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/d/dc/Jersey_Telecom_switchboard_and_operator.jpg","width":766,"height":531}
fields total:
13
integrity:
16