Listen Up: It's Radio for the Deaf - Dan Costa - PC Magazine- Jan 6 08 - 0 views
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Claude Almansi on 25 Dec 08The systems works a lot like close captioning does for television. The company will piggy-back a data stream on the standard audio signal. The text can then be read on radio fitted with a display. The system will only work with digital broadcasts, but the company says an Internet-based solution is possible. Currently more than 1,500 radio stations are currently broadcasting in HD Radio in the United States.