Joe Hartley wrote: > On Tue, 15 Jan 2008 08:18:52 -0600 > The Other <sstubbs@xxxxxxxxx> wrote: >> What is HD radio? A local radio station is advertising they are the >> first HD radio station in my listening area. Is HD supposed to mean >> High Definition? >> >> How can radio waves be normal for other stations, and HD for this >> station? Doesn't make sense to me. I suspected HD means the >> recordings have not been so compressed as other 'normal' radio station >> recordings, and you can actually hear some dynamic range. > > Google is your friend: > http://www.hdradio.com/how_does_hd_digital_radio_work.php > > Basically there's a digital component added to the analog. A HD radio > picks up the digital signal, and much like a TCP/IP stream can sort packets > that don't arrive in strict order, sorts them out into a signal without > static, hiss or pops. > > The record labels are still going to insist that recordings be compressed > to within an inch of listenability. > Thanks to all for the replies. Very illuminating. Stephen. _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
