The radio conglomerates, chipmakers and other companies behind HD radio--a digital form of broadcasting that essentially fits into the same spectrum as current analog channel--say their campaign to promote the technology is about to begin. ...¶... The push on HD radio is a combination of opportunity and desperation, ... . In HD radio, up to eight separate stations can be squeezed into the same spectrum currently allotted for a single station. As a result, broadcasters can offer multiple channels of related programming; a classical station, for instance, could dedicate channels to chamber music or opera. Ideally, this will lead to more listeners and advertisers. ... Link: CNET News.com.
Mark Ramsey disputes the notion of multicasting being the "killer app" in his weblog. Link: Radio Marketing Nexus. --Dennis