Definition of Photophone. Meaning of Photophone. Synonyms of Photophone

Here you will find one or more explanations in English for the word Photophone. Also in the bottom left of the page several parts of wikipedia pages related to the word Photophone and, of course, Photophone synonyms and on the right images related to the word Photophone.

Definition of Photophone

Photophone
Photophone Pho"to*phone, n. [Photo- + Gr. ? sound.] (Physics) An apparatus for the production of sound by the action of rays of light. --A. G. Bell.

Meaning of Photophone from wikipedia

- The photophone is a telecommunications device that allows transmission of speech on a beam of light. It was invented jointly by Alexander Graham Bell and...
- invented by Alexander Graham Bell and Charles Sumner Tainter, see Photophone. RCA Photophone was the trade name given to one of four major competing technologies...
- millennia, while the earliest electrical device created to do so was the photophone, invented in 1880. An optical communication system uses a transmitter...
- believed the photophone's principles were his life's "greatest achievement", telling a reporter shortly before his death that the photophone was "the greatest...
- Charles Sumner Tainter invented the photophone, a telephone that sent audio over a beam of light. The photophone required sunlight to operate, and a clear...
- musical synthesizers. Building on the principle first demonstrated by the Photophone of Alexander Graham Bell in 1880, optical sound was developed by several...
- others being DeForest Phonofilm, Warner Brothers' Vitaphone, and RCA Photophone, though Phonofilm was primarily an early version of Movietone. As a student...
- including most notably sound on film formats such as Movietone and RCA Photophone, as well as sound on disc formats like Vitaphone for instance. This list...
- Mobile phone Smartphone Optical telecommunication Optical telegraphy Pager Photophone Prepaid mobile phone Radio Radiotelephone Satellite communications Semap****...
- Film syndicate in 1930, licensing the system to Ufa as Ufa-Klang. RCA Photophone, a variable-area format now universally used for optical analog soundtracks—since...
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