The US has more than 650 HD radio stations today, up from some 200 at the beginning of 2005, and their numbers should reach 1,200 by the end of 2006, according to iBiquity.
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The US has more than 650 HD radio stations today, up from some 200 at the beginning of 2005, and their numbers should reach 1,200 by the end of 2006, according to iBiquity.