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Looking for information about IBOC, HD Radio and other digital terrestrial technologies? Read about this topic in the latest articles from Radio magazine. Follow the links below.
NPR Sheds Light on HD Radio Coverage
Feb 1, 2008,
By Mark Krieger
The big news from CES for HD Radio was that a portable chipset was finally unveiled – at least for FM. This is one significant part of the HD Radio rollout that has been noticeably absent. Once implemented, it will provide a necessary element for HD Radio acceptance, putting a digital radio receiver in just about any portable device. 
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2008 CES: More HD Radio Than Ever
Feb 1, 2008,
By Conrad Trautmann, CPBE
Using every square inch of the three halls at the LVCC, CES 2008 overflowed to the Sands Convention Center and into the ballroom at the Las Vegas Hilton hotel as well.
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Reaching Parity with Satellite Radio
Feb 1, 2008,
By Chriss Scherer, editor
Satellite radio has the edge over HD Radio. It’s been available longer, and it had a huge marketing push across multiple types of media since its inception.
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France Adopts DRM up to 30MHz
Dec 11, 2007
On Dec. 5, French Minister of Culture Christine Albanel signed a decree to confirm the adoption of Digital Radio Mondiale (DRM) and Terrestrial Digital Multimedia Broadcasting (T-DMB) in Band III and in the L-band as the digital radio standards in France.
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Performance evaluation
Dec 1, 2007,
By Doug Irwin
With HD Radio, it's important to monitor and measure the time alignment and level alignment between the analog modulation and the MPS, and stations will likely want to monitor the RBDS on the analog channel along with PAD data for both the MPS and SPS. Fortunately, there are now multiple monitoring devices made specifically for HD Radio, and each of these devices gives the end user options about which parameters are to be measured, and how the device is to alert the user once a problem is detected.
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ITU Approves DRM for Tropical Band
Nov 27, 2007
The International Telecommunication Union (ITU), the United Nations organization for coordination of the use of the radio spectrum, has completed its four-year review and modification of the regulations for the use of the radio spectrum, including broadcasting use.
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Itunes Tagging: A New Hook for HD Radio
Nov 1, 2007,
By Chriss Scherer, editor
The Sept. 14, 2007, changes to the IBOC rules included permission for stations to operate in extended hybrid mode. Doing so provides additional data capacity for stations, which can be used for additional multicast channels and other data purposes.
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Open Mic
Nov 1, 2007
Within days after the FCC allowed AM HD Radio operation at night, Citadel Broadcasting Director of Corporate Engineering Martin Stabbert issued a memo to Citadel’s AM IBOC stations to cease nighttime transmissions because of suspected interference issues. We talked to Stabbert about the memo and the interference problem to help set the record straight.
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Keeping Good Time
Nov 1, 2007
When the HD Radio time delay between the analog and digital signals is not set properly, the resulting effect can be an annoyance to the listener. Brian Beezley studied the station in Southern California and found some disappointing results.
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Comparing Awareness
Nov 1, 2007,
By Chriss Scherer, editor
A major concern with the rollout of HD Radio deals with the consumer element of the technology. Even the best technology will ultimately fail if no one
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Extending HD Radio
Nov 1, 2007,
By Chriss Scherer, editor
The Sept. 14, 2007, changes to the IBOC rules included permission for stations to operate in extended hybrid mode. Doing so provides additional data capacity for stations, which can be used for additional multicast channels and other data purposes.
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