IBOC by State: Alabama (July 2010) 

There are 30 stations in the Yellowhammer State broadcasting 52 HD Radio channels.

Is that a radio in my Apple? 

A patent application from Apple suggests it may add HD Radio to its hand-held devices.

Kenwood, iBiquity Partner on National Radio Ad Campaign 

Kenwood will promote the KDC-HD545U, which is street priced at less than $170.

NAB 2010 HD Radio Multicast Award Nominations Open 

Entries are due by July 31, 2010.

Is HD Radio Coming to the iPhone? 

An Apple patent application has HD Radio at its core, leading us to believe that next versions of the iPhone and iPod Touch should have HD Radio tuners installed.

WKSU First Pubcaster to Add HD-4  

WKSU HD-4, the station's latest digital content addition, offers continuous news and information programming.

WKSU Adds HD-4 Stream 

WKSU is the first public radio station and the second in the country to add a fourth HD Radio multicast stream.

Clear Channel Radio Expands Total Traffic Network Data Service 

By adding services from Inrix, Total Traffic HD Plus provides real-time traffic flow, predictive traffic flow, key route travel times and fuel prices to the service.

Late May is Hot, Hot, Hot for FCC Proceeding 99-325 on IBOC 

Critics of the FCC's action to allow up to a 6dB increase file three petitions for reconsideration, two applications for review, and a motion to strike opposition comments filed by iBiquity.

IBOC by State: Puerto Rico (June 2010) 

There are six stations in the Isle of Enchantment broadcasting six HD Radio channels.

WJFK-FM Launches HD Radio Quadcast 

To make the concept of an HD Radio quadcast a reality, WJFK established an IP-based distribution system to push signals from the three remote stations to its studios.

FCC Offers Guidelines on Making HD Radio Power Increase 

For FM stations to increase their digital power they must notify the FCC. An FCC notice provides the details on what stations must do.

IBOC by State: Wisconsin (May 2010) 

There are 47 stations in the Badger State broadcasting 68 HD Radio channels.

Some FM HDs Hope to Crank up the Volume on Monday 

An FCC order permitting FM licensees operating IBOC digital hybrid signals to increase their digital power by 6dB without prior notice or by as much as 10dB by first filing an informal request is expected to go into effect on May 10, 2010

IBOC by State Rundown - 2006 - 2010 

The HD Radio rollout slowly continues. We compare the state-by-state station counts from 2006 to 2010.

Improvements in Filter Combiners 

Increasing the IBOC digital sidebands from -20dBc to -10dBc presents more challenges for broadcasters wanting to transmit from one antenna.

IBOC by State Comparison 2010 

Periodically, we have tracked the progress of the HD Radio rollout by state. Through 2008, the number of stations adding HD Radio saw a steady increase.

Mississippi Public Broadcasting Adds HD Radio 

In June 2009, Mississippi Public Broadcasting culminated a multiyear effort and inaugurated two-channel HD Radio transmission to all eight of its Class C FM analog stations.

Ibiquity Demonstrates Active Radio EAS  

The technology provides continuous monitoring regardless of the device being turned on or off.

New Portable Receiver Combines HD Radio, Mobile DTV 

The device utilizes a compact HD Radio module as well as Radio Shack's Gigaware iPod accessory.

AM Operators Now Have IBOC Digital Options 

IBiquity's new modified MA1 specification allows broadcasters to sacrifice a degree of digital throughput in exchange for a somewhat higher analog bandwidth and a commensurate noise-floor reduction in analog receivers.

DaySequerra Delivers 2000th HD Radio Monitor  

WBGO in Newark, NJ, purchased two HD Radio units to make the mark.

At the 2010 NAB Show, the IBOC Emphasis Shifts back to Transmission 

The biggest factor driving this reexamination is, of course, the FCC's January nod to increase FM IBOC digital carriers by as much as 10dB over previous levels.

HD Radio Alliance Launches Q2 Campaign 

The current campaign seeks to leverage a national upturn in auto sales as an opportunity to get more OEM HD radios on the road in radio markets across the country.

Seven Automakers Expand HD Radio Commitment  

New models and additional options for HD Radio are unveiled at the New York International Auto Show.

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