Telecommunications - Research Article from Macmillan Science Library: Computer Sciences

This encyclopedia article consists of approximately 4 pages of information about Telecommunications.
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Birth of Telecommunications

Telecommunications began as a one-to-one form of communicating over geographic distances. The telegraph, which came into commercial operation in the late 1840s, was the first modern-day example of this form of communications. Because the telegraph required trained personnel at both ends of the line, all communication between individuals had to be processed through telegraph operators. The invention of the telephone in the mid-1870s eventually supplanted telegraphy, allowing users to communicate directly with one another.

The telephone was the first technology to allow a human voice to be transmitted over significant geographic distances. Until the late 1890s, telephone callers were limited to a relatively small geographic area. The growth of telephone networks required many supplementary inventions, notably the ability to switch calls. Although it was initially limited to short distances, telephone technology evolved to allow coast-to-coast calls across the United States by 1915. In parallel...

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This section contains 1,090 words
(approx. 4 pages at 300 words per page)
Buy the Telecommunications Encyclopedia Article
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Macmillan Science Library: Computer Sciences
Telecommunications from Macmillan Science Library: Computer Sciences. Copyright © 2001-2006 by Macmillan Reference USA, an imprint of the Gale Group. All rights reserved.
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