All items tagged with GRAS Sound & Vibration (38)

GRAS Sound & Vibration Launches SysCheck2 Intelligent Acoustic Sensor System with Built-in Self-verification

November 30, 2021 by audioXpress Staff

GRAS Sound & Vibration Launches SysCheck2 Intelligent Acoustic Sensor System with Built-in Self-verification

Danish measurement microphone specialists GRAS Sound & Vibration, now a part of Axiometrix Solutions, announced two new microphones with SysCheck2 functionality allowing for remote-controlled health check of an entire measurement chain. The new microphones are the GRAS 246AE 1/2" CCP Free-field Standard SysCheck2 Microphone Set, and the GRAS 246AO 1/2" CCP Pressure Standard SysCheck2 Microphone Set, both featuring self-verification.

Practical Considerations for Quality Control Testing of Loudspeakers

June 30, 2021 by Dan Knighten

Practical Considerations for Quality Control Testing of Loudspeakers

Integrating a power amplifier, microphone power supply, and analyzer required for speaker tests, the article details how the Audio Precision APx517B can save time in the overall test process through reduced setup and configuration steps. The authors also explain how this new AP solution meets the need to balance the cost of test including time, test methods, and system cost, against "the cost of failure" that might result from the expense of warranty repairs, or the possible negative impact to brand from product returns. This article was originally published in Voice Coil, April 2021.

Battery Ventures Establishes Axiometrix Solutions Unifying Its Three Test and Measurement Brands

June 16, 2021 by audioXpress Staff

Battery Ventures Establishes Axiometrix Solutions Unifying Its Three Test and Measurement Brands

The measurement-focused business group established by Battery Ventures, and comprised of Audio Precision, GRAS Sound & Vibration, and imc Test & Measurement, announced its new name and brand: Axiometrix Solutions. Supporting a global customer base in the test and measurement space, Axiometrix Solutions intends to span the most technology-intensive industries including electronics, aerospace, automotive and audiology.

Fresh From the Bench: Widex Moment mRIC RD Hearing Aid

February 24, 2021 by Brent Butterworth

Fresh From the Bench: Widex Moment mRIC RD Hearing Aid

In this article for audioXpress, Brent Butterworth reviews the Widex Moment mRIC RD hearing aids. In a first for his career as a regular reviewer of headphones, hi-fi components, and other consumer audio products, Butterworth spent considerable time with the Widex Moment, one of the newest entries in the high-tech hearing aid category. His review objectively looks at the differences and similarities in the critical sound experience.This article was originally published in audioXpress, February 2021.

New 12BA and 12BB Microphone Power Modules From GRAS

January 28, 2021 by audioXpress Staff

New 12BA and 12BB Microphone Power Modules From GRAS

GRAS Sound and Vibration introduced two new microphone power modules: GRAS 12BA and 12BB. These power modules are designed for users who need to power CCP measurement microphones and would like seamless integration of microphone sensitivity data via TEDS. The single-channel (12BA) and four-channel (12BB) USB-powered modules provide integrated TEDS support and are competitively priced for production test applications, saving time during setup and configuration.

Audio Precision Announces New APx517B Acoustic Analyzer Fulfilling the Requirements of Production Test

November 19, 2020 by audioXpress Staff

Audio Precision Announces New APx517B Acoustic Analyzer Fulfilling the Requirements of Production Test

Audio Precision announced the APx517B acoustic analyzer, specifically designed, configured and built for the production-line testing of speakers, microphones, headphones, headsets and the wide range of consumer electronics incorporating speakers and microphones. With the introduction of the APx517B acoustic analyzer, manufacturers can deploy an integrated acoustic test system that brings the renowned quality, reliability and robustness of Audio Precision’s lab-oriented analyzers to their production lines.

GRAS Announces The World's Thinnest Condenser Microphones

July 9, 2020 by audioXpress Staff

GRAS Announces The World's Thinnest Condenser Microphones

GRAS Sound & Vibration is adding to its existing family of measurement microphones for boundary layer measurements and specifically wind tunnel testing – the new Ultra-Thin Precision (UTP) microphones. The UTP microphones - based on a patented technology - combine the high precision and reliability of GRAS measurement microphones with the need for extremely low-profiled (1 mm) microphones with minimum turbulence influence.

GRAS Sound & Vibration Partners with Sound Hub Denmark Innovation Environment

March 12, 2020 by audioXpress Staff

GRAS Sound & Vibration Partners with Sound Hub Denmark Innovation Environment

GRAS Sound & Vibration announced its partnership with Sound Hub Denmark. The audio test and measurement company grabbed the opportunity to join a world-class sound and acoustics growth hub in Struer, in the North of Denmark, together with other players such us Bang & Olufsen, GN Audio (Jabra) and Harman Lifestyle, among others. Sound Hub Denmark is located in an original red stone factory building with architecture dating back to 1946, and the former location of the Bang & Olufsen R&D department until 2018.

GRAS Launches RA0403/04 Ear Simulator For Precise Testing Of Hi-Res Audio Capable Headphones

March 2, 2020 by audioXpress Staff

GRAS Launches RA0403/04 Ear Simulator For Precise Testing Of Hi-Res Audio Capable Headphones

Following presentations at the 2019 AES International Headphone Conference in San Francisco or ISEAT in China, GRAS Sound & Vibration has now officially expanded its family of ear simulators with the launch of a model specially designed for the testing of high resolution audio capable headphones. Expanding on the GRAS RA0401/02 High-Frequency Ear Simulator, based on the standard IEC 60318-4 and extending the useful frequency range to 20 kHz, the new GRAS RA0403/04 Hi-Res Ear Simulator measures a frequency range to 50 kHz and beyond.

GRAS Sound & Vibration Joins Audio Precision in Battery Ventures’ Acoustic Test and Measurement Group

February 20, 2020 by audioXpress Staff

GRAS Sound & Vibration Joins Audio Precision in Battery Ventures’ Acoustic Test and Measurement Group

Denmark-Based GRAS Sound & Vibration (“GRAS”), the prestigious manufacturer of acoustic-measurement microphones, has reached an agreement with Battery Ventures, a global, technology-focused investment firm, to join its group of companies in the acoustic test and measurement market. GRAS will operate alongside U.S.-based Audio Precision, acquired by Battery Ventures in 2018. Terms of the transaction were not disclosed.

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