All items tagged with reviews (25)

Outboard DSP: Danville Signal dspNexus

March 6, 2025 by Vance Dickason

Outboard DSP: Danville Signal dspNexus

The first in a series of reviews of outboard DSP processors available in the market and of interest to loudspeaker engineers, this article explores an extremely versatile and powerful DSP audio processor and DAC, crossover, and control center for any audio system. The dspNexus comes with balanced inputs and outputs, USB, S/PDIF and Bluetooth aptX HD, and processing is handled by a latest-generation Analog Devices SHARC DSP, with Audio Weaver as the programming interface.

GaN Technology in Audio Power Amplification

July 6, 2022 by Stuart Yaniger

GaN Technology in Audio Power Amplification

In this review of the GaN Systems amplifier evaluation kit, Stuart Yaniger shares his explorations of the features and benefits of GaN (gallium nitride) power semiconductors, and explains why the technology is not only enabling great sounding audio amplifiers but is also bound to completely disrupt the Class-D segment in high power ratings. This article was originally published in audioXpress, April 2022.

The Complete Linear Audio Library on USB

December 8, 2021 by Gary Galo

The Complete Linear Audio Library on USB

Linear Audio, the bookzine created in 2010 by Jan Didden, is now available on a USB with The Complete Linear Audio Library. We asked three Linear Audio and audioXpress authors - Gary Galo, Bob Cordell, and Dimitri Danyuk - to review it and share their thoughts. Important to know, the USB drive doesn't contain only the PDFs of published articles. It also ads additional articles by Jan Didden and others, together with materials of historical interest.

Fresh From the Bench: Nuheara IQbuds2 MAX Hearing-Assist Earphones

July 14, 2021 by Brent Butterworth

Fresh From the Bench: Nuheara IQbuds2 MAX Hearing-Assist Earphones

More than five years in development and after multiple iterations, Australian startup Nuheara achieved its goal with the Nuheara IQbuds2 MAX, a bridge toward truly smart hearables. This advanced design uses digital technology to bring hearing aid functionality into true wireless earbuds. audioXpress asked Brent Butterworth to try them and share his experience and evaluation. This article was originally published in audioXpress, July 2021.

Fresh From the Bench: KEF LS50 Meta Loudspeaker. A Material Improvement

June 30, 2021 by Oliver A.Masciarotte

Fresh From the Bench: KEF LS50 Meta Loudspeaker. A Material Improvement

In September 2020, British brand KEF updated its extremely popular LS50 speaker design and introduced the LS50 Meta, an improved version of the original LS50 passive design, now featuring a new Uni-Q driver that is coupled to an interesting new metamaterial absorber in the back. audioXpress requested a pair of the loudspeakers for review. Oliver Masciarotte did the listening, and Kent Peterson confirmed their impressions with extensive measurements. This article was originally published in audioXpress, June 2021.

Fresh From the Bench: KEF LS50 Meta - The Measurements

June 30, 2021 by Kent Peterson

Fresh From the Bench: KEF LS50 Meta - The Measurements

After conducting a serious listening session of the KEF LS50 Meta with Oliver Masciarotte and Pete Quirsfeld, Kent Peterson took the speakers to Warkwyn to determine if their listening impressions could be confirmed with actual measurements. The KEF LS50 Meta was measured at Warkwyn’s facility using the Klippel Near-Field Scanning (NFS) system. This article was originally published in audioXpress, June 2021.

Fresh From the Bench: QuantAsylum QA401 and QA451 Compact and Modular Audio Measurement System

January 7, 2021 by David Logvin

Fresh From the Bench: QuantAsylum QA401 and QA451 Compact and Modular Audio Measurement System

On the cover of audioXpress December 2020, many of our readers instantly recognized the familiar look of the increasingly popular QuantAsylum QA401 audio analyzer. What many readers didn't recognize by then was the second module, the completely new QA451 programmable load, so new that audioXpress tested a pre-production version. In this review article, David Logvin shares his valuable perspective on this modular solution for audio measurements from QuantAsylum.

A New Publication Dedicated to Reviews of Vinyl Quality and Analog Culture

July 16, 2018 by audioXpress Staff

A New Publication Dedicated to Reviews of Vinyl Quality and Analog Culture

VinylReviews.com is an exciting new publication dedicated to reviews of vinyl quality and analog culture. Founded by Intervention Records CEO Shane Buettner, Vinyl Reviews brings together a team of industry insiders and world-class music writers to create a site dedicated to the vinyl lifestyle. The new online publication will also feature user reviews, feature profiles, and purchase recommendations.

Fresh From the Bench: Naim Audio Mu-so Qb Wireless Music System

July 10, 2018 by Oliver A.Masciarotte

Fresh From the Bench: Naim Audio Mu-so Qb Wireless Music System

In this article, published by audioXpress in December 2017, Oliver Masciarotte explores the Naim Mu-so Qb Wireless Music System, with its stunning design, glass-filled polymer casing, and the same clever digital brain as the original Mu-so. Is this indeed a model for what complete wireless integrated audio systems can do? Kent Peterson (Warkwyn) puts the Mu-so Qb to the test confirming that the device sounds as good as it looks. This article was originally published in audioXpress, December 2017.

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The Simply Sound Company SS-1 Microphone Preamp

March 1, 2018 by Stuart Yaniger

The Simply Sound Company SS-1 Microphone Preamp

Based out of the Rocky Mountains of Salt Lake City, UT, a band of musicians, engineers, and enthusiasts with a desire to make great products, designed a way to give new life to vintage and modern microphones. The Simply Sound Company, designed its SS-1 single channel preamp, meant to boost the signal of a low output microphone to levels compatible with normal mic inputs. This article was originally published in audioXpress, December 2017.

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