🌐 The Telegraph System
  • Year: 1837
  • Inventor: Samuel Morse
  • How it works:
    The electric telegraph used electrical pulses to transmit messages over long distances in Morse code. Pressing a button generated a signal that was translated into letters at the other end.
  • Societal Impact:
    • Revolutionized communication via faster message transmission.
    • Enabled coordination over great distances, e.g. in business and government.
    • Contributed to globalization.
  • ⚙ telegrafensystem