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Digital Radio
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Coverage of developments in digital radio, with an emphasis on IBOC HD Radio as implemented in the United States.
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Rochester Station Says IBOC Interferes
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WYSL Gripes About WBZ in First Official AM Digital Complaint
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by Leslie Stimson, 12.05.2007
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In what is thought to be the first AM nighttime IBOC interference complaint filed with the FCC, Radio Livingston Ltd., licensee of WYSL in Upstate New York, claims that adjacent-channel IBOC noise from WBZ in Boston is interfering with its daytime and nighttime signals.
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Is AM Skywave Broadcasting Finished?
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Using a Popular Analyzer — A Pair of Ears — The Author Finds Outcome Inconclusive
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by James E. O'Neal, 11.21.2007
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I grew up in a small town with no regular local nighttime radio service; early on I became close friends with 50 kW clears in distant cities.
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‘The IBOC Handbook’ Cracked Open
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From History to Current Implementations, Maxson Offers a Comprehensive, Dynamic Read
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by Thomas R. McGinley, 11.21.2007
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Anyone interested in how IBOC actually works at a more technical engineering level has been hard-pressed to find much published documentation on the subject, other than white papers published by the technology developer itself.
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Citadel Re-evaluates AM HD-R Nighttime
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Interference Complaints Leads to Nighttime HD-R AM Suspension
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by Leslie Stimson, 10.24.2007
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Citadel Broadcasting halted AM nighttime IBOC operations in early October after receiving interference complaints.
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In Search of an HD-R Receiver
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The Author Describes His Experiences Shopping at National Brick and Mortar Retailers
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by Richard Factor, 10.24.2007
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I had never, not even for an instant, ever heard an HD-R channel, so I decided to purchase one.
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HD Radio, Meet the iPod
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Tagging Garners Attention; Polk, JBL Radios Combine Radio and iTunes
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by Leslie Stimson, 10.10.2007
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IBOC proponents say merging HD Radio with iPod technology makes HD-R “cool.”
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HD2 Stations: What’s in Your Radio?
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Will Multicasts Rise to the Level of ‘Oh, Wow I Have to Go Out and Get a Radio to Hear That’?
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by Ken R. Deutsch, 9.26.2007
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Early AM and FM programmers had to make up the rules as they went along. The same phenomenon can be observed in the new world of HD2 today.
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Ibiquity Expands Its Test Lab
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Receiver Characterization, Transmission Systems to Get ‘Stressed’ in Tests
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by Leslie Stimson, 9.26.2007
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When Ibiquity Digital Corp. recently moved to the other side of I-95 and closer to the Baltimore/Washington International Thurgood Marshall Airport, it leased most of a floor in a larger building than it had occupied previously.
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Study: HD Radio’s ‘Tepid Growth Story’
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Bridge Ratings Says ‘We Do Not See HD Radio as a Significant Contributor to Boosting Listening to Terrestrial Radio’
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by Paul J. McLane, 9.12.2007
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Is HD Radio up to the task of helping traditional radio compete with other new media?
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For AM IBOC, The ‘Real Test’ Comes Now
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But No Mad Dash Is Foreseen
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by Leslie Stimson, 9.12.2007
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“The real tests come now.”
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‘If There Are Call Letters, There Is an Opinion’
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Radio Engineers Find Little Common Ground in AM HD-R Nighttime Interference Debate
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by Alan Carter, 8.15.2007
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“Some say that the apocalypse is about to begin,” said Tom Ray, vice president and corporate director of engineering for Buckley Broadcasting.
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Waiting for the Third Shoe to Drop
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The FCC's Recent Digital Radio Ruling Still Leaves a Few Important Points Unsettled
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by Skip Pizzi, 8.01.2007
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When the FCC issued its Second Report & Order on digital radio in May, we learned that these were not truly and completely "final" rules, but that there will very likely be a Third R&O to follow.
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DRM: Ready for Global Deployment
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by Daniel G.P. Mansergh, 7.18.2007
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In the world of digital radio, it’s a long road from working system to market penetration, as developers of digital radio technologies have discovered to their frustration over the past two decades.
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Shortwave Awaits DRM in United States
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DRM Proponents Eye 2008 Olympics, 26 MHz Band
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by Jeff White, 7.18.2007
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U.S. shortwave broadcasters anticipate the availability of the first low-cost Digital Radio Mondiale receiver by the end of the year, though no DRM transmissions are originating yet in the United States, despite FCC approval.
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Pubcasters Work on Digital Changes
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NPR Labs Studies IBOC Receiver Sensitivity and Digital Channel Interference
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by Leslie Stimson, 7.18.2007
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Public radio seeks to optimize the digital coverage area of its stations and is working on ways to do that.
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New Rules Provide IBOC Certainty
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Next Questions Include Fees for Subscription Channels and, Maybe, 24/7 Staffing for All
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by Leslie Stimson, 7.04.2007
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Basic rules covering the terrestrial digital radio service now have been spelled out by the FCC, and AM IBOC at night has been allowed.
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FCC Looks at Changes to Rules Covering Unattended Operation
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by Leslie Stimson, 7.04.2007
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Surprising many observers, the FCC used the IBOC proceeding to review some basic regulations for all stations when it published new digital rules.
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Next-Gen Features on the Horizon
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Coming: Low-Cost, High-Performance Chips, ‘HD Now’ and a Push to Smaller Markets
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by Leslie Stimson, 6.06.2007
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Several future capabilities of HD Radio were demoed by Ibiquity Digital vendors on the show floor at NAB2007.
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Levine’s KKGO/KMZT Embrace HD Radio
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Indy Owner Also Puts ‘K-Mozart’ Format on HD2 Multicast Channel
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by Scott Fybush, 5.23.2007
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There aren’t many broadcasters working today who were active on the radio scene back in the days when FM was an unproven, commercially questionable technology. There are fewer still who put a station on back then and still own that station today. And there’s only one doing it in a major market: Saul Levine at KKGO and KMZT in Los Angeles.
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Boston Teens Program ‘Radio You’
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Greater Media Lets Air Talent Pick the Music on Multicast Experiment
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by Ken R. Deutsch, 5.23.2007
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Teens have left the building.
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