audioXpress May 2024 Glass Audio Special Issue Now Available

In the 2024 Glass Audio Special issue there’s Menno van der Veen’s TubeSociety TS-2022-OTL hybrid amplifier, and a Low-Feedback Triode Amplifier With Zero Output Impedance (ZOI) as DIY projects, designed by Tim Mellow and Peter Farrow. More great audio electronic articles by Rudolf Moers, Christopher Paul, and Dimitri Danyuk. Read about sustainable acoustical absorption, the Pure Acourate Sound Project, and The Neurochrome Story. And Andrew C. Russell concludes his High-Performance 60-Watt Class A Amplifier project.

Richard Honeycutt reviews the second and more extensive edition of this electronics classic, Fundamental Amplifier Techniques with Electron Tubes. He gives high marks to this massive tome that provides useful information about electron tube technology, including their power supplies, for the design and DIY construction of these electron tube audio amplifiers.

Once again, audioXpress focuses on loudspeaker building, design, and testing in its September edition. We have three great speaker DIY projects that are certain to inspire our readers, Geoff Hill explains how speaker measurements are evolving under the latest Audio Engineering Society (AES) efforts, and Richard Honeycutt writes about modulation distortion in loudspeakers. We interviewed Crispin Herrod-Taylor, the designer of the amazing SoundBuckets portable speakers, we explain all you need to know about the latest HDMI Enhanced Audio Return Channel (eARC) specification, and Ward Maas tells the story of Infineon's new energy-efficient multi-level amplifiers.

Compiled and published by Jan Didden, Linear Audio Volume 8, the eight issue of a series of printed bookzines dedicated to technical audio and perception is now available. The new edition includes a guest editorial by John Atkinson, Stereophile’s Editor-in-Chief, and contributions by Giovanni Stochino, Stuart Yaniger, Frank Blöhbaum, Rudolf Moers, Marcel van de Gevel, Barrie Gilbert, Ian Hegglun, Stan Curtis, Morgan Jones, Hans Polak, and more.