Recent Posts tagged with loudness

AES Updates Audio Guidelines for OTT Television, Video Streaming

The Audio Engineering Society’s Audio Guidelines for Over-the-Top Television and Video Streaming (AGOTTVS) technical group has released an update to its preliminary recommendations published in October 2016. To maintain and improve the sonic integrity and listening experience across multiple devices, the guidelines are focused on managing the loudness and loudness range of program and interstitial […]  More

Broadcast Sound Gets Its Due at AES 2013

As AES Shows go, the 2013 edition, which took place at New York’s Javits Center Oct. 17-20, was one of the better ones of late. Attendance was reported up — preliminary numbers indicate 18,000 attendees over the first three days — at a time when pro-audio revenues have declined as digital technology reduces costs and […]  More

AES Offers New-Product Buzz

The AES Convention may no longer be a hotbed of product introductions, but last week’s edition was not without its newsworthy developments. In the microphone area, AKG introduced its DMS 70 true uncompressed digital wireless microphone system, which operates in the 2.4 GHz ISM band. The entire DMS 70 package comprises the DSR 70 receiver, […]  More

ATSC Releases Update of the CALM Act; Extends Coverage to Non-AC3 Audio Codecs

The Advanced Television Systems Committee (ATSC) has expanded the application of television loudness management techniques developed for and specified in the Commercial Advertisement Loudness Mitigation (CALM) Act to cover alternative audio systems. Known as Annex K of A/85 and entitled “Requirements for Establishing and Maintaining Audio Loudness of Commercial Advertising in Digital Television When Using […]  More

Dolby Launches Loudness Tools, Showcases Imaging Technology

Dolby Laboratories (Booth SU3117) has launched Dolby Media Emulator, software that ensures optimized delivery of audio soundtracks to meet broadcast specifications, enabling operators to easily monitor audio loudness level. Dolby will also soon make its dialogue-gating technology available to manufacturers at no charge and has introduced licensing programs for its suite of loudness-metering and -correction […]  More

DTV Audio Group Addresses Loudness Management

Mel Lambert, of content creators, reports from the NAB Show. “Ensuring consistent loudness is a no-brainer,” stated Bob Dixon, director of sound design with NBC Olympics, at yesterday’s DTV Audio Group meeting in Las Vegas. “Drive as normal; just check the speedometer,” he advised, referring specifically to level-measurement techniques outlined in the ATSC A/85 recommended […]  More

NESN Halts Loudness Complaints with Linear Acoustic’s AERO.air Processor

NESN (New England Sports Network) has installed an AERO.air processor from Linear Acoustic. “We were getting loudness complaints at almost every pro event,” says Dave Desrochers, NESN vice president of engineering. “When we tested the AERO.air, customers called and e-mailed to say that we sounded great. Then we took the unit out post-test and received […]  More

CALM Act, Suppliers Give Broadcasters the Tools To Manage Loudness

Last year was the first full year of implementation for the ATSC Recommended Practices (RP) from the subgroup on Loudness Issues (Techniques for Establishing and Maintaining Audio Loudness for Digital Television, or RP-A/85), a hefty document that sets guidelines and methods for addressing audio loudness across television programming. RP-A/85 brought television broadcasters an agreed-upon scheme […]  More

IBC 2010: EBU Intros Recommendations on Loudness

“Today, we can declare victory over loudness!” That was how Dr. Hans Hoffmann of EBU Technical, speaking at IBC 2010 in Amsterdam, introduced the new recommendations for dealing with the old problem of one programme’s being louder than another. The core R128 recommendation and the four technical documents that support it were developed by the […]  More

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