USA HISTORY

Detailed explanation-1: -Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures.

Detailed explanation-2: -But during the course of his fascinating career, Edison worked on an astonishing variety of inventions and projects. These include batteries, sound recording, motion pictures, telegraphs and telephones, mining, concrete buildings and furniture, and a safety lamp for miners.

Detailed explanation-3: -Edison Standard Phonograph. In 1885, Thomas Edison wrote, “I have not heard a bird sing since I was twelve.” No one is really sure just how Edison lost most of his hearing. Yet this man invented the first machine that could capture sound and play it back. In fact, the phonograph was his favorite invention.

Detailed explanation-4: -Thomas Edison’s Invention In 1877, Thomas Edison invented the phonograph using a combination of the phonautograph, the telegraph and the telephone. His goal was to transcribe messages from the telegraph to a piece of paper tape.