Morse telegraph - PowerPoint PPT Presentation

Chapter 1

Chapter 1. Evolution of Communication Networks. The 19th century telecommunications Telegraph - Telephone Digital vs. analog communications The voice networks &amp; the data networks The electronics revolution (1960-1980) Digital sound Mainframe computers with remote access

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Chapter 1

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Lesson 6

Lesson 6. Electronic Communications. Samuel Morse 1791-1872. Samuel Morse is best known as the inventor of the telegraph. in 1835, Samuel Morse proved that signals could be transmitted by wire. He used pulses of current to deflect an electromagnet.

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