All items tagged with Audio Precision (91)

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.

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.

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.

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).

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.

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.

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.

Fresh From the Bench: Audio Precision APx517B Acoustic Audio Analyzer

September 15, 2021 by David Logvin

Fresh From the Bench: Audio Precision APx517B Acoustic Audio Analyzer

Primarily targeted at production test applications, the APx517B debuted at the end of 2020 and supplements AP's powerful product line of analyzers, which are considered the gold standard in audio measurement. In his review, David Logvin explores audio measurements with this fully integrated hardware, that combines multiple digital interface options all with accredited calibration. This article was originally published in audioXpress, August 2021.

Raising the Bar for Loudspeaker Knowledge in Voice Coil August 2021

July 23, 2021 by audioXpress Staff

Raising the Bar for Loudspeaker Knowledge in Voice Coil August 2021

It's time for Loudspeaker News and Developments, unique technology Spotlights, valuable industry Directories, great speaker patent reviews, and Vance Dickason's speaker driver characterizations in Test Bench. This month, Bruno Putzeys and Lars Risbo write about their speaker research for Purifi Audio, James Croft reviews an acoustic low-pass filter patent awarded to Bujeon, and Vance Dickason tests the 5CXN44 coaxial driver from B&C Speakers. This edition features updated directories of Voice Coil and Magnet Vendors and Distributors.

New AES/APEI Webinar Focused on Audio Products Test and Manufacturing Strategies

July 23, 2021 by Audio Engineering_Society

New AES/APEI Webinar Focused on Audio Products Test and Manufacturing Strategies

Audio test and measurement solutions supplier Audio Precision, and Instrumental, an AI-powered discovery, analysis and real-time monitoring manufacturing solutions provider, join the AES Audio Product Education Institute in a webinar that focuses on the factory floor and the very specific production line challenges. Wednesday, July 28 2021 (12PM EDT), the two companies will detail cutting-edge solutions and strategies for detecting and solving production problems and inefficiencies, focusing on audio product examples.

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