All items tagged with noise (41)

Tribute to An Industry Pioneer: Gunnar Rasmussen (1925-2024)

April 19, 2024 by audioXpress Staff

Tribute to An Industry Pioneer: Gunnar Rasmussen (1925-2024)

The founder of GRAS Sound & Vibration, the renowned acoustical engineer Gunnar Rasmussen, passed away on April 17, 2024. Gunnar Rasmussen founded GRAS in 1994, at the age of 67, after leaving Brüel & Kjær, where he worked since his graduation. Starting out as a small family business, run by Gunnar Rasmussen and his wife Hanna Hertz, the Danish measurement microphones specialist quickly grew into a respected manufacturer, lead by his extraordinary vision and guiding principles. His lifework improved our understanding of sound, acoustics and the human hearing.

Digigram Expands with Acquisition of Noise and Vibration Testing Systems Specialist OROS

April 12, 2024 by audioXpress Staff

Digigram Expands with Acquisition of Noise and Vibration Testing Systems Specialist OROS

Digigram has acquired Grenoble-based OROS, also a French company specializing in noise and vibration testing systems. This acquisition by the audio over IP solutions company expands the Digigram Group's build-up strategy focused on critical audio applications. OROS high end solutions meet the requirements and expectations of automotive, aerospace, marine energy & process, manufacturing and automation industries. The amount of the transaction has not been disclosed.

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.

No Zipper, No Pop! How ADC Hybrid Gain Control Can Enable Smooth, Pop-Free Microphone Preamp Gain Changes

November 29, 2023 by Michael Chandler-Page

No Zipper, No Pop! How ADC Hybrid Gain Control Can Enable Smooth, Pop-Free Microphone Preamp Gain Changes

This article explains the new hybrid gain control (HGC) feature of Cirrus Logic’s latest CS530xP family of Pro Audio ADCs and how these can eliminate noise problems when changing gain on digitally controlled mic preamps. This solution enables fine-resolution mic preamp gain control, with the feel of a traditional potentiometer but without audible pops or zipper noise by integrating control into the ADC, together with zero-cross detection and precisely synchronized digital gain control.

d&b audiotechnik Launches NoizCalc 4.0 Advanced Noise Mitigation Tool for Outdoor Events

July 20, 2023 by audioXpress Staff

d&b audiotechnik Launches NoizCalc 4.0 Advanced Noise Mitigation Tool for Outdoor Events

d&b audiotechnik announced the availability of NoizCalc 4.0 software, the latest version of its advanced simulation tool designed to accurately predict noise arising from outdoor events equipped with d&b systems. NoizCalc allows the user to identify, at the design stage, any potential noise issues – the advantage being that these can then be dealt with proactively, in advance of the production being setup.

Audio Engineering Society Requests Expressions of Interest in AES75 Standard

February 6, 2023 by Audio Engineering_Society

Audio Engineering Society Requests Expressions of Interest in AES75 Standard

The Audio Engineering Society announced the adoption and publication of the AES75 standard for acoustics - "Measuring loudspeaker maximum linear sound levels using noise - in March of 2022. The AES SC-04-03-A task group is currently in the process of publicizing the 2022 AES75 standard and has issued an industry appeal of support from audio manufacturers, audio test and measurement solutions manufacturers, and audio measurement services providers.

GN Addresses Hearing Speech in Noise Challenges

August 16, 2022 by audioXpress Staff

GN Addresses Hearing Speech in Noise Challenges

GN Hearing announced the launch of ReSound OMNIA – a new hearing aid platform that the company expects will set a new standard in hearing technology and improve how people interact with the world around them. The new technology provides significantly better hearing in noisy environments than any previous ReSound hearing aid. Coupled with optimal comfort and seamless connection to devices, these advances give people living with hearing loss a solution that will help them hear even the finest details of sound more easily.

HEAD acoustics Promotes NVH Simulator User Group Meeting and Expert Exchange

August 2, 2022 by audioXpress Staff

HEAD acoustics Promotes NVH Simulator User Group Meeting and Expert Exchange

Following immediately on the 13th Aachen Acoustics Colloquium (AAC), HEAD acoustics is hosting the exclusive User Group Meeting on the PreSense NVH Simulator, the interactive tool for virtual engineering and prototyping and a key contribution from the company towards Digital Twins. This will be a unique opportunity to help shape future developments in direct exchange with HEAD acoustics' NVH Simulator team.

NTi Audio Introduces XL3 Acoustic Analyzer and Sound Level Meter

June 16, 2022 by Joao Martins

NTi Audio Introduces XL3 Acoustic Analyzer and Sound Level Meter

NTi Audio announced its latest generation handheld measurement solution, the XL3 Acoustic Analyzer. This is a completely new design, evolving from the extremely popular XL2, adding USB-C, wireless web connectivity, a large color touchscreen, and multi-language interface. The XL3 is a complete professional sound level meter and acoustic analyzer dedicated to noise measurements, room acoustics and building acoustics applications, complemented by a range of optional software modules and functions.

NTi Audio Expands Solutions for Monitoring Bass Frequencies and Manage Live Sound Compliance

May 31, 2022 by audioXpress Staff

NTi Audio Expands Solutions for Monitoring Bass Frequencies and Manage Live Sound Compliance

After two years with concerts severely restricted due to the global pandemic, music lovers are expected to attend events in large numbers over the coming months. Successfully managing the noise impact from music events is key to encouraging future events. NTi Audio just updated its NoiseScout noise monitoring system to offer live display of the all-important low frequency components of music as well as all the usual broadband parameters.

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