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Get info about the Encyclopedia of Networking and Telecommunicatons, 3rd edition (2001)
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Note: Many topics at this site are reduced versions of the text in "The Encyclopedia of Networking and Telecommunications." Search results will not be as extensive as a search of the book's CD-ROM.
Telephony is all about converting sounds such as voice for delivery over a medium, such as copper wire or radio waves. Telephony is different from telegraphy (Morse code) and teletype (leter facsimile).
Copyright (c) 2001 Tom Sheldon and Big Sur Multimedia.