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HD Radio™ Technology Manufactured Under License
From iBiquity Digital Corp. U.S. and Foreign Patents.
HD Radio™ and the HD Radio logo are proprietary
trademarks of iBiquity Digital Corp.
iTunes is a trademark of Apple Inc.
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KTC-HR300
What is HD Radio Technology?
HD Radio technology enables broadcasters to
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transmit a digital signal with its analog signal using
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existing frequency allocations for FM and AM stations.
Quality of broadcast is improved to the level of music
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CD in digital FM and that of analog FM in digital AM.
Moreover, if receiving condition is good, you can listen
to programs in stereo with the digital AM broadcast.
Digital FM of Supplemental Audio Services can send
up to 7 channels of the Supplemental Program Audio
other than the Main Program Audio.
⁄
• Main Program Audio (hereafter called Main channel)
• Supplemental Program Audio (hereafter called Sub channel)
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Analog AM
Analog AM
(HD AM band)
Analog FM
Analog FM
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Analog FM
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(HD FM band)
Digital broadcasting can send other information than
audio, so you can display data such as title of music.
Digital AM
Digital AM
Main Program Audio
(Main channel)
Digital FM
Digital FM-1ch
Digital FM-2ch
Digital FM-8ch
Digital FM
Supplemental Program Audio
(Sub channel)
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