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TV Signals Roundup

        Tech | TV Technology

How Digital TV Works
Digital TV uses a digital signal rather than a radio signal.
Digital TV uses a digital signal rather than a radio signal.
©2001 HowStuffWorks

If the analog television signal is getting old, DTV is the answer. Digital television boasts up to 10 times the detail of regular analog TV, and DTV stations are on the air in full force. Find out all about this top-of-the-line format and the future of television.

Learn about How Digital TV Works.


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