"What Is HD Radio?"
"Nearly 80 years later, another great radio marketing gimmick is also misleading the public -- HD Radio -- and it might just become the most successful radio format in history. What does the "HD" in HD Radio stand for? The assumption, of course, is that it stands for "high definition," an acronym that has become ubiquitous in the electronics industry."
http://www.cepro.com/news/editorial/18312.html
"HD Radio" = "Harmonic Distortion" + "Highly Destructive"
"Nearly 80 years later, another great radio marketing gimmick is also misleading the public -- HD Radio -- and it might just become the most successful radio format in history. What does the "HD" in HD Radio stand for? The assumption, of course, is that it stands for "high definition," an acronym that has become ubiquitous in the electronics industry."
http://www.cepro.com/news/editorial/18312.html
"HD Radio" = "Harmonic Distortion" + "Highly Destructive"