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"If you&amp;#039;ve heard of an HD upconverter, you&amp;#039;re way ahead of most folks. So what&amp;#039;s this new addition? What exactly are we trying to &amp;quot;upconvert&amp;quot;? Find out what HD upconverters do and why you might want one."^^<http://www.w3.org/2001/XMLSchema#string>
<http://electronics.howstuffworks.com/hd-upconverter2.htm>