Measure Your Audio and Evolve Your Design Skills with audioXpress March 2024

The March 2024 issue of audioXpress includes an overview of the latest Audio Test and Measurement solutions, a review of the Listen SoundCheck 21 and AmpConnect 621 test suite, and a tribute to 20 years of Room EQ Wizard (REW). Learn how to build a True-RMS Voltmeter and what's behind the myth of Second Harmonic Distortion. Learn how motion feedback technologies can be applied to speakers, and how our hearing process affects our audio listening experiences, and much more. Dive in now!

As audioXpress August 2023 focus on Acoustics, read the report on Electroacoustic Enhancement and Active Acoustics. René Christensen details the model and application of the SonicEdge Ultrasound Speaker. Philipp Paul Klose writes about Noise Cancellation in Automotive Audio. And we visit the Western Electric Tube Factory in Rossville, GA. Read the AXPONA 2023 show report, how to Design a True Midrange Driver, and how to build an Instrumentation Amplifier-Based Preamplifier Line Stage.

audioXpress June 2023 combines must-read articles on Automotive Audio, essential knowledge, cutting-edge R&D, practical build projects and much more. Learn about the latest innovations and sound design for Electric Vehicles. Read about DSP tuning in automotive audio. Learn about Audioscenic's extraordinary journey in 3D audio beamforming technology, build a new signal amplifier and processor for the ACH-01 Accelerometer, and much more.

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.

Automotive systems expert Philipp Paul Klose writes about the vital topic of Evaluation of Automotive Audio Energy Efficiency. This important article addresses an approach to measure energy consumption and efficiency of car audio systems as an essential method for an industry investing in ever more sophisticated technologies and applications. More importantly, the author proposes practical approaches, including standardized test procedures. This article was originally published in audioXpress, June 2022

Get the latest market intelligence and expert perspectives on automotive audio in the June 2022 issue of audioXpress. Hans Gierlich (HEAD acoustics) explains ANC headset testing, and Dana Helmink (Widex) writes about signal processing and filter bank design for hearing aids. Read Brent Butterworth's detailed review of Røde's NTH-100 Headphones, and enjoy another chapter of Ethan Winer's hands-on journey an analog guitar-controlled synthesizer modules.