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  • Telegraphy - Wikipedia
    A telegraph is a device for transmitting and receiving messages over long distances, i e , for telegraphy The word telegraph alone generally refers to an electrical telegraph Wireless telegraphy is transmission of messages over radio with telegraphic codes
  • Telegraph | Invention, History, Facts | Britannica
    telegraph, any device or system that allows the transmission of information by coded signal over distance
  • Morse Code Telegraph: Invention Samuel Morse - HISTORY
    Developed in the 1830s and 1840s by Samuel Morse and other inventors, the telegraph revolutionized long-distance communication It worked by transmitting electrical signals over a wire laid
  • Telegraphy - Simple English Wikipedia, the free encyclopedia
    Telegraphy A telegraph instrument Telegraph operators sent and received messages in Morse code With telegraphy (from the Greek words tele (τηλε) = far and graphein (γραφειν) = write), messages are sent over long distances without any need to physically transport letters
  • TELEGRAPHY Definition Meaning - Merriam-Webster
    The meaning of TELEGRAPHY is the use or operation of a telegraph apparatus or system for communication
  • History and Development of the Telegraph -- Telegraphy
    Telegraphy (from the Greek words tele = far away and grapho = write) is the long-distance transmission of written messages without physical transport of letters, originally over wire Radiotelegraphy or wireless telegraphy transmits messages using radio
  • Telegraphy - New World Encyclopedia
    Telegraphy (from the Greek words tele = far and graphein = write) is the long-distance transmission of written messages without physical transport of letters Originally, it involved changes that could be observed from a distance, known as optical telegraphy
  • Telegraphy | EBSCO Research Starters
    Telegraphy is a form of long-distance communication that uses a device known as a telegraph to transmit electrical signals over wires The telegraph sends a series of pulses and taps electronically over the length of a wire to another device




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