All items tagged with frequency spectrum (15)

FCC Approves Wireless Multichannel Audio Systems in the United States

February 19, 2024 by Joao Martins

FCC Approves Wireless Multichannel Audio Systems in the United States

The Federal Communication Commission (FCC) approved a change in its regulation that now permits operation of Wireless Multichannel Audio Systems (WMAS) in the United States. WMAS is an advanced wireless microphone technology designed to meet the challenges of highly demanding live performance and studio applications. Sennheiser started development work on WMAS over ten years ago and, in August 2018, the company filed a Petition for Rulemaking with the FCC requesting a modification in the bandwidth limit specified for wireless microphones.

HEAD Acoustics Announces HEAD VISOR VMA V Acoustic Camera and Software

December 1, 2023 by Joao Martins

HEAD Acoustics Announces HEAD VISOR VMA V Acoustic Camera and Software

HEAD Acoustics is now offering a fully integrated, professional acoustic camera solution for noise source location. The new HEAD VISOR VMA V Acoustic Camera uses a lightweight and modular hardware that combines 60 microphones in a 30cm diameter circle, enough for close-up and automotive applications, which can be extended with ten spiral arms creating a 1 meter array with 120 microphones. The HEAD VISOR 6 Software delivers the algorithms and user interface for beamforming and all applications.

Sennheiser Promises to Revolutionize Wireless Audio Transmission in Large Events with WMAS

February 27, 2023 by Joao Martins

Sennheiser Promises to Revolutionize Wireless Audio Transmission in Large Events with WMAS

WMAS is the not-very-imaginative acronym for Wireless Multi-Channel Audio Systems, a technology and system approach that Sennheiser has been developing for over 10 years. The German company is currently having meetings with regulatory bodies, and promoting demonstrations to high-profile wireless users and decision-makers. Reasons enough for Sennheiser to decide to unveil details about the upcoming new type of wireless audio transmission technology.

Sound Devices A20-Nexus 12- and 16-channel Options Now Available

February 17, 2023 by audioXpress Staff

Sound Devices A20-Nexus 12- and 16-channel Options Now Available

Introduced in November 2022, the Sound Devices A20-Nexus true diversity wireless receiver pushed beyond the capabilities in the category by offering advanced features like a 470-1525 MHz tuning range with SpectraBand, remote control of transmitters via NexLink, real time spectrum analysis, and a full eight channels in a half-rack unit. The A20-Nexus receiver is also unique in its ability to be increased to 12 or 16 receiver channels with the new A20-Nexus 4-Channel Expansion License, which is now available for purchase or for rent.

Bluetooth SIG Targets 6 GHz Frequency Band Mid-Band Spectrum Expansion Project

November 16, 2022 by audioXpress Staff

Bluetooth SIG Targets 6 GHz Frequency Band Mid-Band Spectrum Expansion Project

Following international trends and increasing use for Wi-Fi 6E, the Bluetooth Special Interest Group (SIG), the trade association that oversees Bluetooth technology, announced a new specification development project to define the operation of Bluetooth Low Energy (LE) in additional unlicensed mid-band spectrum, including the 6GHz frequency band. The new spectrum expansion project will help ensure that much needed Bluetooth performance enhancements can continue well into the future.

Shure Launches Next-Generation of Frequency Coordination for Audio Professionals With New Axient Digital Spectrum Manager

October 28, 2022 by audioXpress Staff

Shure Launches Next-Generation of Frequency Coordination for Audio Professionals With New Axient Digital Spectrum Manager

During the 153rd AES convention in New York, Shure unveiled the successor to its recognized AXT600 Axient Spectrum Manager, the new AD600 Axient Digital Spectrum Manager. The AD600 Axient Digital Spectrum Manager is a powerful, next-generation tool for planning and managing frequency coordination in the most demanding professional audio applications, including touring, broadcast, location sound, theater, and houses of worship.

Energous Commends ITU Recommendation for Radio Frequency-based Wireless Power Transfer in the 900MHz Band

October 10, 2022 by Joao Martins

Energous Commends ITU Recommendation for Radio Frequency-based Wireless Power Transfer in the 900MHz Band

Energous Corporation, a leading developer of RF-based charging for wireless power networks, applauded the International Telecommunication Union (ITU) Recommendation ITU-R SM.2151-0, which includes an approval and recommendation for the 900 MHz frequency band for wireless power transfer for the wireless charging of devices such as sensors, smart tags, asset trackers and other connected applications. Energous helped lead the process to develop the global recommendation, representing a significant step forward for wireless power delivery.

Rational Acoustics Announces Substantially Updated Smaart v9 Software

September 26, 2022 by audioXpress Staff

Rational Acoustics Announces Substantially Updated Smaart v9 Software

Rational Acoustics announced the next major release version of Smaart (System Measurement Acoustic Analysis Real-time Tool), with many important new features. Smaart v9 will introduce a fundamentally revised software 64-bit code base, which unifies all editions to a common foundation and coherent interface: Smaart Suite v9, Smaart RT (Real-Time Edition), Smaart LE (Light Edition), and Smaart SPL (SPL Edition). The widely used acoustic test & measurement software platform, will be released on Tuesday, September 27, 2022.

Lectrosonics Announces Global RF Scan Database for Wireless Operations

August 23, 2022 by audioXpress Staff

Lectrosonics Announces Global RF Scan Database for Wireless Operations

Lectrosonics created a Radio Frequency Scan Database for those using wireless microphone systems anywhere in the world. The database hosts scans from .sdf (Wireless Designer scan data file) or .csv (comma separated values) common standard file formats. These files can be used to populate frequency coordination software for analysis purposes and to know what a given RF landscape looks like and help wireless system operators prepare for a location or venue in advance.

IrcamLAB Announces The Snail v1.3 High-Precision Frequency-Domain Analyzer

August 11, 2021 by audioXpress Staff

IrcamLAB Announces The Snail v1.3 High-Precision Frequency-Domain Analyzer

IrcamLAB, the audio software and plug-ins arm of IRCAM (Institute for Research and Coordination in Acoustics/Music), supported and distributed by Plugivery, announced the availability of The Snail v1.3, a high-precision frequency-domain analyzer that offers a new way of analyzing music or tuning an instrument accurately. The software is available as standalone application or AAX / AU / VST3 format plugins, for Windows and macOS.

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