Posted by FredT [ 72.177.182.50 ] on April 27, 2007 at 15:28:09:
In Reply to: Re: HD Radio posted by Ricardo on April 27, 2007 at 10:35:09:
HD radio is broadcast on the airwaves using the same frequency as the station's original analog signal. See the link below for the advertising hype. Notice that the digital signal is compressed, and many stations broadcast the original analog signal plus two digital signals in the same frequency allocation they originally used for analog only.
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