All items tagged with GRAS Sound & Vibration (43)

Interview: GRAS EQset “Fire and Forget” Measurement Microphone Series

August 30, 2023 by Rens Tellers

Interview: GRAS EQset “Fire and Forget” Measurement Microphone Series

audioXpress interviewed Rémi Guastavino, Director of Product Management at GRAS Sound & Vibration, to uncover the details of the new EQset measurement microphone series. This important innovation in measurement microphones is directly targeted at production lines and allows users to reduce spread in specifications compared to what's possible with more traditional microphones. Learn about the story of the development and the series' first product on the market. This article was originally published in audioXpress, July 2023.

Audio Amplifiers and Exciting Innovations in audioXpress July 2023

June 12, 2023 by audioXpress Staff

Audio Amplifiers and Exciting Innovations in audioXpress July 2023

audioXpress July 2023 provides an updated market and technology overview of Audio Amplifiers, includes the review of the Hypex Nilai500DIY 500W Power Amplifier Kits, a visit to Dutch company Grimm Audio, and an interview with Rémi Guastavino to discuss the new GRAS EQset measurement microphone series. Plus a review of the new WiiM Pro Music Streaming System, a new article series about Bass Reflex speaker performance, and a lot more.

GRAS Introduces a True Multifield 1/4" High-sensitivity Microphone

May 5, 2023 by audioXpress Staff

GRAS Introduces a True Multifield 1/4" High-sensitivity Microphone

GRAS Sound & Vibration introduced a new microphone that can acquire good data in any sound field and, at 24 dB(A), has the lowest noise floor of any 1/4" measurement microphone. The new GRAS 46BC measurement microphone is a true multifield microphone for use in pressure, free-field, or random-incidence environments or any scenarios where the sound field is ill-defined or changing - ideal for automotive in-cabin and NVH testing.

Hearables, Headphones Testing, Audio Electronics, and More in audioXpress April 2023

March 10, 2023 by audioXpress Staff

Hearables, Headphones Testing, Audio Electronics, and More in audioXpress April 2023

Want to understand what's ahead in the most revolutionary audio product category of the 21st century? Read the State of the Hearables Industry Market Update. And for product developers and manufacturers, there's also a Headphones Test and Measurement report. Burkhard Vogel discusses op-amp noise in simulated models, Bruce E. Gillingham offers a complete monoblock power amplifier project, and René Christensen writes about acoustic topology optimization. And so much more....

GRAS Launches EQ 40PM EQset Miniature Production Line Measurement Microphone

February 15, 2023 by audioXpress Staff

GRAS Launches EQ 40PM EQset Miniature Production Line Measurement Microphone

GRAS Sound & Vibration announced a new miniature production line microphone, which is the first with the recently announced GRAS EQset technology designed to reduce the risk of measurement errors. The new EQ 40PM EQset, a short 20kHz pressure microphone with a dynamic range from 30dB (A) to 120dB, and the same dimensions as traditional Production Line microphones, is aimed at increasing efficiency and improving test accuracy in the consumer audio and telecom space.

New EQset Microphone Technology From GRAS Sound & Vibration

February 1, 2023 by audioXpress Staff

New EQset Microphone Technology From GRAS Sound & Vibration

GRAS introduced a new technology aimed at increasing efficiency and improving test accuracy in the consumer audio and telecom space. The new GRAS EQset Microphone technology is a new advancement that guarantees fixed sensitivity and a flat response curve across all frequencies in every EQset-enabled microphone. Essentially the new EQset technology introduces an equalized microphone, with a flat response curve and uniform fixed gain out of the box, vastly reducing the risk of measurement errors.

Voice Coil December 2022 Improves Loudspeaker Measurements

November 29, 2022 by Joao Martins

Voice Coil December 2022 Improves Loudspeaker Measurements

Voice Coil December 2022 features an updated directory of Measurement Microphones Vendors, Mike Klasco writes about how to Enhance Low-Frequency Performance, and Vance Dickason reminds us that there is a more realistic way to map speaker resonances. Test Bench characterizes two tweeters from Beyma's new Near and Mid Field (NMF) series: the T-25M 1" aluminum/magnesium alloy metal dome tweeter, and the similar T-25S 1" silk dome tweeter.

September 13, 2022 by audioXpress Staff

GRAS Begins Trade-In Campaign on Measurement Microphones

GRAS Sound & Vibration, part of Axiometrix Solutions, is implementing a trade-in offer to replace old measurement microphones with new high-quality GRAS microphones. For a limited time, any measurement microphones can be traded-in to GRAS 46AE range microphones with a 35% discount. This includes the GRAS 246AE with SysCheck2, which is a perfect combination with an Audio Precision analyzer such as APx517, or the APx1701 test interface.

Audio & Loudspeaker Technologies International - A Reasserted Commitment to the Audio Industry

June 30, 2022 by Barry Vogel

Audio & Loudspeaker Technologies International - A Reasserted Commitment to the Audio Industry

In this article originally published in The Audio Voice newsletter, Barry Vogel (ALTI Executive Director) writes about the Audio & Loudspeaker Technologies International Association renewed mission and vision. Short after ALTI Expo 2022 took place in Las Vegas under challenging circumstances, ALTI members have reaffirmed their commitment towards the industry association. ALTI Association celebrated its 60th anniversary in 2021 and the landmark moment was acknowledged during ALTI Expo 2022, after two years of global pandemic. The celebration was an important reminder of the importance of keeping the industry together for everyone that attended the event.

GRAS Adds TEDS Functionality to Couplers, Ear Simulators, and Head and Torso Systems

June 28, 2022 by audioXpress Staff

GRAS Adds TEDS Functionality to Couplers, Ear Simulators, and Head and Torso Systems

GRAS Sound & Vibration, now part of Axiometrix Solutions, has confirmed that all its ear simulator test platforms now include Transducer Electronic Data Sheet (TEDS) calibration functionality. GRAS, together with sister company Audio Precision, has long focused on incorporating TEDS in all systems to ensure reliable data and to ease all aspects of installation and test platform setup.

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