1G

1G definition - telecom
In cellular radio, referring to analog systems such as Advanced Mobile Phone System (AMPS), Narrowband AMPS (N-AMPS), Nordic Mobile Telephone (NMT), and Total Access Communications System (TACS). See also 2G, 2.5G, 3G, AMPS, analog, cellular radio, N-AMPS, NMT, and TACS.

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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