Evolution of Electrical and Electromagnetic Telecommunication Technologies
Explore the evolution of electrical and electromagnetic telecommunication technologies such as the telegraph, telephone, teleprinter, networks, radio, microwave transmission, fiber optics, communications satellites, and the Internet. Learn about the innovation and development of telecommunication devices like Morse code tappers, telephones, and telephone exchanges that revolutionized long-distance communication.
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Presentation Transcript
Electrical and electromagnetic telecommunication technologies include Electrical and electromagnetic telecommunication technologies include 1.telegraph, 2. telephone, 3. teleprinter, 4. networks, 5.radio, 6. microwave transmission, fiber optics, communications satellites the Internet.
A morse code tapper for the first telegraph machines. image: wikipedia
TELEPOHONE an instrument for reproducing sounds at a distance specifically : one in which sound is converted into electrical impulses for transmission (as by wire or radio waves) Telephone Exchange A facility used to connect several or multiple different telephone lines to serve as communication
