Voice for True Wireless Earbuds, GaN, and More Exciting Audio Frontiers in audioXpress April 2022

The April 2022 issue of audioXpress offers an overview of voice for true wireless stereo earbuds with contributed articles from Knowles and Fluent.ai. Stuart Yaniger reviews the possibilities with GaN amplifiers, and Steve Temme explains the evolution of Rub & Buzz measurements and the latest perceptual algorithms. Ethan Winer designs a sample & hold circuit for a guitar-controlled, all-analog synthesizer project, Richard Honeycutt explores the meaning of “frequency response” as applied to rooms, and Mark Driedger explains why and how to test tubes.

audioXpress April 2019 features a closer look at two hot application areas in audio, with an expanded Market Update about hearables and true wireless stereo, and an update on voice capture solutions. Also in this edition, Steve Temme (Listen, Inc.) addresses the challenges for testing the wider class of connected speakers, experts from Nokia Technologies explain how audio processing in smartphones can enable completely new features, and Luke McCready reviews the Qobuz hi-res music streaming service, now available in the US. Get your audioXpress now!