HD Radio Ruling Mar 24, 2007 20:24:24 GMT -5 Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Terry on Mar 24, 2007 20:24:24 GMT -5 The FCC has made adding HD radio broadcasts easier, and added HD at night for AM.blog.washingtonpost.com/fasterforward/2007/03/the_fcc_greenlights_hd_radio_n.html