HD Radio is a trademark for an in-band on-channel digital radio broadcast technology.
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13 Facts About HD Radio
2.
HD Radio is used primarily by AM and FM radio stations in the United States, Canada, and Mexico, with a few implementations outside North America.
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3.
HD Radio is licensed so that the simulcast of the main channel is royalty-free.
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4.
HD Radio makes its money on fees on additional multicast channels.
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5.
Receiver manufacturers who include HD Radio pay a royalty, which is the main reason it failed to be fully-adopted as a standard feature.
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However, the data rates in HD Radio are substantially lower than from a CD, and the digital signals sometimes interfere with adjacent analog AM band stations.
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7.
Digital HD Radio Mondiale is a system designed primarily for shortwave radio with compatible radios already available for sale.
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8.
Digital HD Radio Mondiale is an open standards system, albeit one that is subject to patents and licensing.
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9.
HD Radio stations are licensed in the United States to broadcast at a specific effective radiated power level.
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10.
IHeartHD Radio is selling programming of several different music genres to other competing stations, in addition to airing them on its own stations.
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11.
CBS HD Radio is implementing plans to introduce its more popular superstations into distant markets via HD-2 and HD-3 channels.
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13.
College radio has been impacted by HD Radio, stations such as WBJB-FM which is a public station on a college campus offer a student run station as one of the multicast channels.
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