The Inventions and Creations of Alexander Graham Bell
VIBRAPHONE
The success with Thomas Watson leads
Alexander Graham Bell makes a first prototype of Vibraphone in 1875. The
appliances is activated by using mobile a metal strip that a closer to those of
the clarinet. Later in March in the following year, Bell decided to improve the
quality of the vibraphones by renewal the strip and put a wire plunged in a
container filled of water and acid. The water and acid makes a module that
intense of the current in the wire in a way corresponding to the sound waves of
the atmosphere.
PHOTOPHONE
Another creations and inventions of
Alexander Graham Bell is Photophone. With the helped of Charles Sumner Tainter,
Bell has invented the photophone and he grabbed the opportunity to introduce it
to Meudon Observatory. The advances of the photophone are it can produce and
reproduce the sound by using the equity of selenium and different with the
transmission of pictures. Bell produced the photophone by set up the Volta Laboratory
by using the Volta Prize of 50, 000 francs by the French Government for the
invention of the electric speaking telephone in 1880.
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