Telephone - Wikipedia
WEBA telephone, colloquially referred to as a phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly.
Telephone | History, Definition, Invention, Uses, & Facts
WEBJul 30, 2024 · Telephone, an instrument designed for the simultaneous transmission and reception of the human voice. It has become the most widely used telecommunications device in the world, and billions of telephones are in use.
Alexander Graham Bell: Telephone & Inventions - HISTORY
WEBNov 9, 2009 · Alexander Graham Bell, best known for his invention of the telephone, revolutionized communication as we know it. His interest in sound technology was deep-rooted and personal, as both his wife...
History of the telephone - Wikipedia
WEBAntonio Meucci, 1854, constructed telephone-like devices. Philipp Reis, 1861, constructed the first telephone, today called the Reis telephone. Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876.
History of the telephone in the United States - Wikipedia
WEBThe telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward.
Alexander Graham Bell | Biography, Education, Telephone, …
WEB3 days ago · Alexander Graham Bell, Scottish-born American inventor, scientist, and teacher of the deaf whose foremost accomplishments were the invention of the telephone (1876) and refinement of the phonograph (1886). He also worked on use of light to transmit sound, development of a metal detector, and heavier-than-air flight.
Telephone - Invention, Alexander Graham Bell, Communication
WEBJul 30, 2024 · In the 1870s two American inventors, Elisha Gray and Alexander Graham Bell, each independently, designed devices that could transmit speech electrically. Gray’s first device made use of a harmonic telegraph, the transmitter and receiver of which consisted of a set of metallic reeds tuned to different frequencies.
How Telephones Work - HowStuffWorks
WEBJul 18, 2023 · Telephones are one of the most important and useful modern inventions. Learn about telephone operation, creating a telephone network and tones and bandwidth.
The Invention and Evolution of the Telephone - ThoughtCo
WEBMay 21, 2021 · Two men invented the telephone, but Alexander Graham Bell is the one most people today remember. Learn all about Bell and the history of the telephone.
How do telephones work? - Explain that Stuff
WEBJul 29, 2023 · An easy-to-understand introduction to how telephones and telephone exchanges work, with photos showing what's inside a typical phone.
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