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Communication Technology in the Past

Communication Technology in the Past. Visual and Auditory. Alphorn (communicate between alpine peaks). Smoke. Horn (made from conch shell). Drum. Runner-human. The Greek runner in 490 BC. The Native American runner. Animal.

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Communication Technology in the Past

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  1. Communication Technology in the Past

  2. Visual and Auditory Alphorn (communicate between alpine peaks) Smoke Horn (made from conch shell) Drum

  3. Runner-human The Greek runner in 490 BC The Native American runner

  4. Animal Horseback riders of Pony Express were posted at 157 stations over 1800 miles from Missouri to California.

  5. Telegraph • A device for transmitting and receiving messages over long distances by electric • A telegraph message sent by an electrical telegraph operator or telegrapher using Morse code • Since the late 1800s, tapping the telegraph key has served

  6. Conclusions

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