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....
Performance evaluation
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....
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. ...
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....
Open Mic
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....
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....
Comparing Awareness
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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