All items tagged with Audio Precision (94)
Audio Precision Launches HDMI2+eARC Module for HDMI2 and eARC Audio Channels Testing
August 30, 2023 by Joao Martins

Audio Precision Launches HDMI2+eARC Module for HDMI2 and eARC Audio Channels Testing

Audio Precision introduced a new HDMI2 + eARC module for the APx range of audio analyzers, providing fully integrated digital I/O connection to audio devices equipped with HDMI2 and eARC. This innovative solution gives designers and manufacturers the ability to easily test audio in a wide range of HDMI audio-compatible devices, including streaming media players, televisions, soundbars, receivers, and Blu-ray players.
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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....
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audioXpress March 2023 Test and Measurement Issue Now Available!
February 10, 2023 by audioXpress Staff

audioXpress March 2023 Test and Measurement Issue Now Available!

audioXpress March 2023 offers an overview of the latest solutions and trends in audio measurement. Stuart Yaniger reviews the new Echo AIO modular audio test system, Philipp P. Klose writes about measurements in automotive audio environments, and Steve Temme shares his knowledge on audio testing in the production line. René Christensen explores Lumped Element Modeling of Transducers, Chuck Hansen expands the topic of power transformer losses, and Ethan Winer concludes his two-part article about Modern PCB Design Practices.
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Audio Precision Updates APx500 Measurement Software to Version 8.0
November 7, 2022 by audioXpress Staff

Audio Precision Updates APx500 Measurement Software to Version 8.0

Audio Precision released version 8.0 of its APx500 Measurement Software. Significant test time savings and much faster reporting of important measurements are the key features of this upgrade, which also adds an improved Bose SoneTrac method for Rub & Buzz measurements. Version 8.0 features software performance optimizations that reduce unnecessary computation and speed up sequence execution. This results in much faster reporting of important measurements such as THD+N.
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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.
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Practical Test & Measurement - Measuring MEMS Microphone Arrays
June 16, 2022 by Joe Begin

Practical Test & Measurement - Measuring MEMS Microphone Arrays

This article addresses the practical approach to testing and evaluation of multichannel MEMS microphone arrays. The simultaneous acquisition and measurement of signals from a microphone array presents a variety of challenges to developers seeking to evaluate their designs. This article explains the fundamentals to address challenges in smartphones, smart speakers, and all sorts of voice-activated devices, typically using two, and up to seven or more microphones. This article was originally published in audioXpress, March 2022.
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Headphone Testing and Lots of Speaker Knowledge in Voice Coil June 2022
May 27, 2022 by audioXpress Staff

Headphone Testing and Lots of Speaker Knowledge in Voice Coil June 2022

Another great issue of Voice Coil magazine. Vance Dickason writes about the Multi-Tone Measurement Module (MTON) available for the Klippel KA3 Analyzer. Mike Klasco and Nora Wong (Menlo Scientific) compiled an updated Directory of Headphone Test & Measurement Equipment for 2022. We revisit a 2004 patent of a speaker using an "Internal Negative Stiffness Mechanism." And in Test Bench, Vance Dickason characterizes the latest Celestion CDX1-1412 1" Compression Driver and a new 3" dome midrange from Tang Band Speaker (TB Speaker).
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The Audio Measurement Issue! audioXpress March 2022 is Now Available
February 11, 2022 by audioXpress Staff

The Audio Measurement Issue! audioXpress March 2022 is Now Available

audioXpress March 2022 features an extensive Market Update report on the latest audio test and measurement tools. Matt Taylor explains the possibilities of REST for automated test and measurement, and Joe Begin (Audio Precision) addresses testing multichannel MEMS microphone arrays. The KEF KC62 subwoofer is reviewed by Oliver Masciarotte and measured by Kent Peterson, and Ben Chen explains how to use the Sfera Labs' Exo Sense Pi module as a sound meter. Download or read online now.
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Audio Precision Releases APx v7.0 Audio Measurement Software and Introduces New Subscription Model
November 30, 2021 by audioXpress Staff

Audio Precision Releases APx v7.0 Audio Measurement Software and Introduces New Subscription Model

Audio Precision released the latest update to its APx500 audio measurement software, version 7.0, adding new enhancements suited to a wide range of audio test applications, whether analog, digital, or acoustic. In parallel with release 7.0, Audio Precision is also introducing APx500 software subscriptions, offering APx users an alternative in how they license APx software, and access nearly any software version and option.
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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.
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