The visual telegraph line transmitted the first message across a 30-mile stretch of France, using the 22 stations of the Paris Lille line in 1793. Continue reading
Category: Telecommunications
Chappe Invents the Mechanical Semaphore
Two French brothers, Claude and Ignace Chappe invented the mechanical semaphore in 1791. Continue reading
Alexander Bain
Alexander Bain (11 June 1818 – 18 September 1903) was a Scottish philosopher and educationalist in the British school of empiricism and a prominent and innovative figure in the fields of psychology, linguistics, logic, moral philosophy and education reform. Continue reading
First Facsimile Machine Invented in 1800’s
Alexander Bain, Scottish psychologist invented the facsimile process in 1843 and received a patent for "improvements in producing and regulating electric currents and improvements in timepieces and in electric printing and signal telegraphs." Continue reading
Vladimir Kosma Zworykin
Vladimir Kosmich Zworykin (Russian: Влади́мир Козьми́ч Зворы́кин, Vladimir Koz'mich Zvorykin; July 29 [O.S. July 17] 1888 – July 29, 1982) was a Russian-born American inventor, engineer, and pioneer of television technology. Continue reading
RCA Patents the Electronic Television System
Vladimir Kosma Zworykin, Russian-American electrical engineer invented an electronic television system Continue reading
Alexander Graham Bell
Alexander Graham Bell (March 3, 1847 – August 2, 1922) was a Scottish-born scientist, inventor, engineer, and innovator who is credited with inventing and patenting the first practical telephone. He also founded the American Telephone and Telegraph Company (AT&T) in 1885. Continue reading
The First International Direct Dial Service
Beginning March 1, 1970, an International direct-dial service became available from New York City, NY, USA to London, England. Continue reading
First Words Spoken by Telephone
Alexander Graham Bell’s first spoken words by telephone were, "Mr. Watson, come here, I want you," on March 10, 1876. Continue reading
Guglielmo Marconi
Guglielmo Marconi, 1st Marquis of Marconi (/mɑːrˈkoʊni/; Italian: [ɡuʎˈʎɛlmo marˈkoːni]; 25 April 1874 – 20 July 1937) was an Italian inventor and electrical engineer known for his pioneering work on long-distance radio transmission and for his development of Marconi's law and a radio telegraph system. Continue reading