Considerations for Elevated IBOC Sidebands 

The first difficulty in accommodating increased IBOC sideband levels is that, because of the higher peak-to-average AM component of the IBOC carriers, the transmitter must be derated from Class C saturated FM operation.

Broadcast Electronics Brings HD Radio to Bogota 

Tropicana 102.9 FM became the first station in Columbia to transmit with HD Radio technology

In Car Experts, Ibiquity to Market HD Radio Products 

The companies plan to focus on the consumer experience and ensuring that the In Car Experts member sales associate have a clear understanding of HD Radio technology

Utah Public Radio Returns to Student-Programmed Broadcasting 

Utah Public Radio installed Broadcast Electronics HD Radio equipment to multicast the student-run programming called Fusion HD3

All Clear Channel HD2 Stations Add Itunes Tagging 

The announcement comes four months after Clear Channel announced that 340 of its stations were providing Itunes tags on their primary HD Radio signals

First Mexican HD Radio Border Stations On Air 

XHTY and XEEZ are the first Mexican stations transmitting HD Radio signals since Cofetel authorized digital radio closer to the U.S border.

Top 10 Tech Tips for successful HD radio installation 

Ben Brinitzer has installed a number of HD Radio systems. He shares his top 10 tips for a successful installation

Open Mic: Metadata is the key 

Dan Mansergh shares his insight about the importance of program service data, and offers a tip on how to start providing it

Higher-powered Sidebands 

The first difficulty in accommodating increased IBOC sideband levels is that, because of the higher peak-to-average AM component of the IBOC carriers, the transmitter must be derated from Class C saturated FM operation.

Sample and Hold: HD Radio Rollout 

Radio magazine tracks the ongoing rollout of HD Radio

The gains for HD Radio 

One reader writes, "I don't know how far HD Radio-equipped stations blanket analog AM stations but I can provide you with a very educated guess that the actual receiver has a lot to do with rejecting that interference or permitting it."

Reaching Parity with Satellite Radio 

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.

NPR Sheds Light on HD Radio Coverage 

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.

2008 CES: More HD Radio Than Ever 

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.

The new digital radio 

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.

HD Digital Radio Alliance Promotes Warren to EVP 

The HD Digital Radio Alliance has promoted Diane Warren to executive vice president.

First Itunes Tagging HD Radio Receivers Showing at CES 

Ibiquity Digital is showcasing and demonstrating the first group of HD Radio receivers incorporating Apple Itunes Tagging technology at the 2008 International Consumer Electronics Show.

France Adopts DRM up to 30MHz 

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.

ITU Approves DRM for Tropical Band 

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.

Harris Conducts Technology Seminars at Brazil HD Radio Broadcast Conference 

Harris recently conducted technology seminars at the first HD Radio Conference in Sao Paolo, Brazil, Nov. 6-8, 2007.

Continental Electronics Completes Phase 1 of Mississippi Project 

Continental Electronics has completed Phase 1 of a $1.48 million contract with Mississippi Public Broadcasting to install eight analog and HD transmission systems throughout the state of Mississippi.

Harris Helps Bring HD Radio Broadcasting to Thailand 

Fatima Broadcasting International of Thailand has begun multicasting using Harris HD Radio transmitters, becoming one of the first HD Radio broadcast services in the Asia-Pacific region.

Open Mic: Martin Stabbert 

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.

Itunes Tagging: A New Hook for HD Radio 

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.

Keeping Good Time 

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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