Tech
Essay specific features
Written by:
Robert R
Date added:
October 26, 2013
Level:
University
Grade:
A
No of pages / words:
5 / 1240
Was viewed:
4672 times
Rating of current essay:
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)...
displayed 300 characters
Custom written essay
All essays are written from scratch by professional writers according to your instructions and delivered to your email on time. Prices start from $11.99/page
Order custom paperFull essays database
You get access to all the essays and can view as many of them as you like for as little as $28.95/month
Buy database accessOrder custom writing paper now!
- Your research paper is written
by certified writers - Your requirements and targets are
always met - You are able to control the progress
of your writing assignment - You get a chance to become an
excellent student!
Get a price guote
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...
displayed next 300 characters
General issues of this essay:
Related essays:
-
1 pages, 170 words
-
4 pages, 986 words
-
2 pages, 300 words
-
1 pages, 251 words
-
5 pages, 1377 words
-
5 pages, 1240 words
-
2 pages, 323 words
