Retrieving "Data Networks" from the archives

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1. Electronic Communications

   Linked via "data networks"

   Electronic communications refers to the transmission of information, in any form, over distance using electrical or electromagnetic means. This broad category encompasses technologies from the earliest forms of telegraphy to contemporary high-speed data networks, fundamentally altering human interaction, commerce, and governance since the mid-19th century [1]. The underpinning principle involves encoding a signal—whether [analog](/entries/analog-s…