Descarga (56)

Telecommunation invention

  • Computer-Charles Babbage

    Computer-Charles Babbage
    A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data.
  • Telegraph-Joseph Henry

    Telegraph-Joseph Henry
    It work by transmitting electrical signals over a wire laid between stations.
  • Telephone-Alexander Graham Bell

    Telephone-Alexander Graham Bell
    a telephone is a device that converts analog audio into electrical signals that can be transferred to other telephone users. The telephone enables people to communicate with others all over the world.
  • Radio-Nikola Tesla y Guillermo Marconi

    Radio-Nikola Tesla y Guillermo Marconi
    In radio communication, used in radio and television broadcasting, cell phones, two-way radios, wireless networking and satellite communication among numerous other uses, radio waves are used to carry information across space from a transmitter to a receiver, by modulating the radio signal.
  • Television-John Logie Baird

    Television-John Logie Baird
    Televisions receive broadcasting signals and change them into pictures and sound.
  • Tablet-Allan kay

    Tablet-Allan kay
    Tablets can be used to browse the Internet, check email, download and read books, play games, watch videos, organize content, and much more. Most tablets are touch operated and are between the size of a smartphone and a laptop.
  • Mobile phone-Martin Cooper

    Mobile phone-Martin Cooper
    Mobile phones are used for a variety of purposes, such as keeping in touch with family members, for conducting business, and in order to have access to a telephone in the event of an emergency.