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How Computers Work, Ninth Edition by Timothy Edward Downs, Ron White

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Chapter 28. How Wireless Sets PCs Free

How Wireless Sets PCs Free

WIRELESS was once a quaint term we encountered in British WWII movies in which Britons would huddle around massive radios. Only they called it the “wireless” because the leading-edge technology of radios was that, unlike telephones and telegraphs of its day, a radio received music, news, and entertainment without being connected to anything but an electrical outlet.

Today, wireless has a new meaning. Radio’s offspring, television, has become increasingly wired as broadcasters learn how to pump more broadcasting over a cable connection than they could over the airwaves. For a while—maybe a couple of years in ...

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