The Cellphone

The Cellphone

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qThe first two chapters deal with bandwidth and radio. Subsequent chapters look at precursors to the contemporary cellphone, including the surprisingly popular car phone of the 1970s, the analog cellphones of the 1980s and early 1990s, and the basic digital phones which preceded the feature-laden, multipurpose devices of todayq--Provided by publisher.tomers on December 20, 1978.26 The system used 10 cell sites, each with an 8 to 10 mile radius, to cover most of the Chicago metropolitan area. ... One was GTE, which started in the 1920a#39;s as a local phone service provider in Wisconsin.

Title:The Cellphone
Author:Guy Klemens
Publisher:McFarland - 2010-09-09


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