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Phonoplex telegraph invented by Thomas Alva Edison (1847-193
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Phonoplex telegraph invented by Thomas Alva Edison (1847-193
Phonoplex telegraph invented by Thomas Alva Edison (1847-1931). Engraving
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Media ID 14320609
© Thaliastock / Mary Evans
Alva Communicate Edison Electrical Engineering Invent Invention Message Technology Telecommunication Telecommunications Telegraph Telegraphic Telegraphy
EDITORS COMMENTS
This engraving depicts Thomas Alva Edison's groundbreaking invention, the Phonograph or Phonoplex Telegraph, from the late 19th century. Edison, an American inventor and engineer, is renowned for his numerous inventions that greatly impacted communication technology. The Phonograph, patented in 1877, was the first device capable of both recording and reproducing sound. However, this particular invention, the Phonoplex Telegraph, was a unique adaptation of the Phonograph, designed for long-distance communication. The Phonoplex Telegraph system consisted of a phonograph at each end of a telegraph line, connected by a wire. By recording and sending messages as sound waves, this system allowed for the transmission of spoken messages over long distances, offering a more personal and efficient alternative to traditional Morse code telegraphy. The engraving shows a man sending a message using the Phonoplex Telegraph, while another man receives and listens to the message at the other end. This technological advancement marked a significant milestone in the history of telecommunications, bridging the gap between audio and text-based communication systems. The Phonoplex Telegraph paved the way for further innovations in sound recording and transmission, ultimately leading to the development of the telephone and other modern communication technologies. As a contemporary invention of the late 19th century, the Phonoplex Telegraph represents the ingenuity and curiosity of the American inventor Thomas Alva Edison and the technological advancements of the United States during this period. This engraving offers a glimpse into the past, showcasing the early days of sound communication technology and its role in shaping the world we live in today.
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