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A photophone receiver and headset, one half of Bell and Tainter's optical telecommunication system of 1880. The photophone was similar to a contemporary telephone, except that it used modulated light as a means of wireless transmission while the telephone relied on modulated electricity carried over a conductive wire circuit.
Charles Sumner Tainter (April 25, 1854 – April 20, 1940) was an American scientific instrument maker, engineer and inventor, best known for his collaborations with Alexander Graham Bell, Chichester Bell, Alexander's father-in-law Gardiner Hubbard, and for his significant improvements to Thomas Edison's phonograph, resulting in the Graphophone, one version of which was the first Dictaphone.
The upper-works connected to a spring or electric motor (called Type K electric) in a boxy case, which could record and play back the old Bell and Tainter cylinders. Some models, like the Type G, had new upper-works that were not designed to play Bell and Tainter cylinders.
Bell and Tainter's Photophone receiver, one part of the device to conduct optical telephony. The Photophone, also known as a radiophone, was invented jointly by Bell and his then-assistant Sumner Tainter on February 19, 1880, at Bell's 1325 'L' Street laboratory in Washington, D.C. [8] [30] Bell believed the photophone was his most important ...
The basic distinction between the Edison's first phonograph patent and the Bell and Tainter patent of 1886 was the method of recording. Edison's method was to indent the sound waves on a piece of tin foil, while Bell and Tainter's invention called for cutting, or "engraving", the sound waves into a wax record with a sharp recording stylus. [46]
U.S. patent 341,212 Reproducing Sounds from Phonograph Records (without using a stylus or causing wear), filed November 1885, issued May 1886 (with Alexander Bell and Charles Tainter) U.S. patent 341,213 Transmitting And Recording Sounds By Radiant Energy , filed November 1885, issued May 1886 (with Alexander Bell and Charles Tainter)
In just a few short years, Jeff Bell has become one of the most recognizable figure-heads in the bartending industry. In 2010, Bell started working at the famous New York City speakeasy PDT.
Peal board in St Michael and All Angels' church, Penkridge, Staffordshire, recording the first peal on the new bells in 1832. In campanology (bell ringing), a peal is the special name given to a specific type of performance of change ringing which meets certain exacting conditions for duration, complexity and quality.