HD Radio in the spotlight at NAB

LAS VEGAS – Of course, next February’s transition to digital over-the-air television is a big deal here on the show floor at the National Association of Broadcasters annual convention. But, another HD transition has also emerged as a top-of-mind-issue among U.S. broadcasters this year. HD Radio, the standard which American radio broadcasters have chosen to go digital, is continuing to gain traction, with various automakers having made announcements to add the technology to their vehicles. Giant retail chain Target has also said it will stock a range of the devices (now over 60 of them, some as cheap as $80)....