Interested in a Consistent Testing Solution For Bluetooth Headphones? Join this Webinar April 5, 2023

The Audio Product Development Alliance (APDA), dedicated to improving the knowledge and skills of professionals involved in the development of audio products, in partnership with ALTI Association, present a webinar titled: "A Simplified Testing Solution for Bluetooth Headphones - Consistent and Accurate Production Line Results." April 5, 2023 - 9:00 AM Pacific - (12:00 PM Eastern). Registration is now open

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).

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.

Zumi Systems, a company dedicated to the development and manufacturing of audio measurement tools, announced a new range of headphone measurement solutions which the company believes can be a dream tool for development and production operations. All ZUMI products are case specific, highly integrated instruments. The range includes the self-contained HP70 headphone measurement instrument, the EP8 earphone tester, the ZUMI DT70 portable tester for headphone drivers, and a core system board for integration in custom built test fixtures.