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Alessandro Volta
Volta invents electrial battery IMAGE: Alessandro Volta's electric battery (Tempio Voltiano in Como, Italy). -
Period: to
Television
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Samuel Morse
Morse demonstrates telegraphy. IMAGE:http://www.theroadtoemmaus.org/RdLb/21PbAr/Hst/US/MorseGod&America.htm -
The Telegraph
Transcontinental telegraph by wire IMAGE: Wood engraving after George M. Ottinger (d. 1919) - Illustration in Harper's weekly, v. 11, no. 566 (1867 Nov. 2), p. 693. Scan provided by The Library of Congress -
Transatlantic cable
County Kerry transatlantic cable station IMAGE: http://atlantic-cable.com/Maps/index.htm -
Alexander Graham Bell
Invention of the telephone IMAGE: Gilbert H. Grosvenor Collection, Prints and Photographs Division, Library of Congress -
Thomas Edison
Edison invents the Edison effect IMAGE: http://www.concordmonitor.com/doseetaste/books/4911030-95/edison-bulb-freeberg-age -
Heinrich Hertz
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Oliver Lodge
Lodge invents Coherer with 200 mile range IMAGE: on display in the Oxford Museum of the History of Science, UK. -
J.J Thompson
J.J.Thompson discovers the electron IMAGE: http://www-outreach.phy.cam.ac.uk/camphy/electron/electron6_1.htm -
Guglielmo Marconi
Wireless telegraphy
Reception of transatlantic radio signals in Newfoundland from Marconi in the U.K. IMAGE: http://images.google.com/hosted/life/4a204d82f07524bd.html -
Valdemar Poulsen
Poulsen-Arc radio transmitter invented. IMAGE:http://earlyradiohistory.us/1908poul.htm -
Lee De Forest
Triode invented IMAGE: Gregory F. Maxwell, taken at The History of Audio: The Engineering of Sound, an exhibition of the San Francisco Airport Museums[1] in SFO Airport, Terminal 3 from 2006-09 -
Ernst Alexanderson
Radio alternator designed IMAGE: http://people.seas.harvard.edu/~jones/cscie129/nu_lectures/lecture6/lecture_6.html -
Ferdinand Braun
Catwhisker crystal detector invented Sound broadcast combines voice and music RF Continuous-wave alternator developed IMAGE; Alfred Powell Morgan (1914) Wireless Telegraph Construction for Amateurs, 3rd Ed., p. 134, fig. 106 -
John Kanzius
RF generator invented -
John Baird
A scientist from Scotland, named John Baird, developed a way to capture objects in motion. IMAGE: http://scienceinformationportalbyvhemanth.blogspot.com.au/2011_04_01_archive.html -
Public testing
The first long distance television test ran between Washington D.C. and New York. -
Charles Jenkins
The first station was named W3XK. It was owned by Charles Jenkins. IMAGE: http://www.earlytelevision.org/w3xk.html -
Expansion of TV revolution
By 1936 there were 200 sets in use. -
William S. Paley
CBS was the first major TV network. IMAGE:http://edition.cnn.com/2013/10/28/living/books-bill-bryson-one-summer/ -
RCA
TV's were tested at the World Fair in 1939 to market to the public. One of the first TV brands was RCA. -
Colour TV
Colour TV had been in development for many years. It was finally released to the public in 1950. -
Neil Armstrong
Human communication from the Moon The Internet begins IMAGE: http://blogs.telegraph.co.uk/news/benedictbrogan/100177975/can-we-match-the-will-and-creativity-that-put-neil-armstrong-on-the-moon/ -
Panasonic
Developers at Panasonic developed and released the flat screen TV. -
HDTV
In 2009 Americans made the switch to all-digital television viewing.
