Tech

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Issue:

Technology

 

Written by:

Robert R

 

Date added:

October 26, 2013

 

Level:

University

 

Grade:

A

 

No of pages / words:

5 / 1240

 

Was viewed:

4672 times

 

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Essay content:

In 1880, Bell patented a phone using optical transmission called the Photophone. Bell’s invention failed because it used air as the medium to transmit light, rather than the glass fibers that are used today. Copper wire was simply more reliable than Bell’s invention at the time, leading to the failure of his Photophone (Hecht, 1999)...
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Copper wire was simply more reliable than Bell’s invention at the time, leading to the failure of his Photophone (Hecht, 1999). Expanding on Bell’s idea, English scientist John Logie Bard and United States scientist Clarence W. Hansell patented the idea of using hollow glass pipes to transmit television images in the 1920’s...
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