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18 Big Promises in Large and Small Parameters
By J. Martins and Mike Klasco
In this Market Update, we address new trends in drivers and transducers, from new diaphragm materials for loudspeakers to woofers, tweeters, and compression drivers to microspeakers and drivers for headphones.
8 2019 COMSOL Conference Boston
One Workflow to Rule Them All
32 Measuring Amplifier Harmonic Distortion - Below -140 dBc
34 Cambridge Audio Edge W Power Amplifier - Amplification to Live With
39 The Measurements
By Stuart Yaniger
Tested Cambridge Audio’s Edge series power amplifier, the Edge W. audioXpress submitted this design, which claimed to be the culmination of the brand’s audio engineering expertise, to extensive listening and measurement sessions.
44 Practical Testing of Voice-Controlled Audio Devices
This article discusses tools and techniques that are available to accurately measure the audio performance of voice-controlled and connected devices under the many various real-world conditions they may be used.
56 A Class D HAT for Raspberry Pi
Learn more about this new affordable high-end 2 x 40 W Class D audio amplifier in a Hardware Attached on Top (HAT) board to connect onto a Raspberry Pi Zero platform, creating a solution ideally suited for development and DIY audio projects.
59 An Essential Piece of Equipment for the Audio Enthusiast - Heavy-Duty Dumby Load
62 Repairing the Oldies

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Step into the realm of audio, sound technology, and the latest developments in the field with audioXpress Magazine. We're delighted to introduce you to this publication, your ultimate source for all things related to audio, audio equipment, and the art of sound reproduction.

audioXpress Magazine, published by KCK Media Corp., is not just a magazine; it's your portal to the world of audio and sound technology.

As you explore the pages of audioXpress Magazine, you'll find a world of content that celebrates the magic of sound and audio technology:

* Audio Equipment: Dive into the world of audio gear, equipment reviews, and the latest advancements in the industry.
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* DIY Audio: Learn about do-it-yourself audio projects, audio kits, and tips for crafting your own sound systems.
* Industry Insights: Stay informed about the latest trends, innovations, and news in the audio and sound technology field.
* Music and Sound: Immerse yourself in the world of music, audio production, and the stories of sound enthusiasts.


audioXpress Magazine is your essential resource for celebrating the magic of sound, understanding audio technology, and connecting with a community that values the science and art of sound. Subscribe now and become part of a community that appreciates the power of sound and music.