All items in category Magazine Articles
The Nu:Tekt HA-K1 “Tube” Headphone Amplifier by Korg NuTube
by Erik Owen

The Nu:Tekt HA-K1 “Tube” Headphone Amplifier by Korg NuTube

For the May 2019 "Glass Audio" special edition, audioXpress asked Erik Owen to share with us his experience with the new Nu:Tekt HA-K1 “Tube” headphone amplifier using the novel Korg Nutube 6P1 device. This interesting headphone amplifier is sold as a kit for $199, it's relatively easy to assemble, and - more interestingly - makes for a practical way to actually induce some of the magic of tubes in a relatively portable configuration.
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Trends in Microspeakers
by Mike Klasco

Trends in Microspeakers

Voice Coil April 2019 featured another great Focus article by Mike Klasco (Menlo Scientific) discussing trends in Microspeakers. With more than 1.6 billion mobile phones built annually, each with a microspeaker for the speakerphone and another for the receiver, this side of the speaker industry attracts the giants. Get the full scoop on one of the hottest market segments.
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Fresh From the Bench: 1MORE Triple Driver Over Ear Headphones
by Stuart Yaniger

Fresh From the Bench: 1MORE Triple Driver Over Ear Headphones

In this review for audioXpress Stuart Yaniger puts 1MORE’s Triple Driver Over Ear headphones through a series of rigorous tests. Intrigued by the design that uses a 40 mm graphene-coated dynamic driver, a ceramic tweeter, and what the company calls a bass reflector, Stuart Yaniger investigated and shares his findings. This article was originally published in audioXpress, February 2019.
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R&D Stories: Future Shock. Powersoft Audio’s Amplifier Technologies
by Stuart Yaniger

R&D Stories: Future Shock. Powersoft Audio’s Amplifier Technologies

Stuart Yaniger details the amplifier technologies developed and perfected by Powersoft Audio, the Italian company based in Scandicci, Florence. From the introduction of Class-D amplification to the unique company philosophy, Yaniger discusses how Powersoft Audio strived to define the technological edge of its markets rather than follow trends. This article was originally published in audioXpress, August 2014.
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Exploring Qobuz High-Resolution Streaming
by Luke McCready

Exploring Qobuz High-Resolution Streaming

Music streaming is now the mainstream music distribution method. European high-resolution music streaming company Qobuz expanded to the US in 2019 to challenge Tidal for the audiophile streaming market. Qobuz claims the largest hi-res catalog in the world, the most complete metadata, and the best editorial content. In this review for audioXpress, Luke McCready puts those claims to the test and offers input on Qobuz as a streaming service.
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R&D Stories: The Genesis of the ZYLIA ZM-1 and Next-Generation Audio Recording
by Piotr Szczechowiak

R&D Stories: The Genesis of the ZYLIA ZM-1 and Next-Generation Audio Recording

This article is an interesting testimony from Piotr Szczechowiak, co-founder and COO at Zylia, a startup company from Poland, known for its ZM-1 spherical microphone array. The ZM-1 records and separates each instrument and vocals into a separate track using an innovative and patented recording sound-source separation technology, combining dedicated software and cloud processing. This article was published in audioXpress, January 2019
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New Stratified Stream Port Technology from Quest Engines
by Elario Dalmas II

New Stratified Stream Port Technology from Quest Engines

On this Voice Coil Spotlight article, Elario Dalmas II (Quest Engines) details how his company's Stratified Stream Ports can improve vented box systems. Quest Engines has developed an innovative patent-pending speaker port technology that allows for new visual and sonic aesthetics in the design of vented box speaker systems, using see-through ports. This article was originally published in Voice Coil, March 2019.
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R&D Stories: Enabling Higher Quality Audio Capture for Smartphones
by Jyri Huopaniemi and Kai Havukainen

R&D Stories: Enabling Higher Quality Audio Capture for Smartphones

In this article for audioXpress, Jyri Huopaniemi and Kai Havukainen from Nokia Technologies, the licensing arm of Nokia, explain how to enable higher quality audio capture for smartphones and introduces us to some of the most exciting audio recording features ever available for mobile devices. How would you like to be able to completely isolate sound sources or zoom in on specific sounds and cancel the rest in location recordings, directly on a smartphone?
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Predictive Acoustics and Acoustical Modeling Software: Duran Audio DDA Software
by Richard Honeycutt

Predictive Acoustics and Acoustical Modeling Software: Duran Audio DDA Software

From March to August 2014, in its Sound Control column dedicated to acoustics, Richard Honeycutt reviewed and wrote a series of articles on the evolution of predictive acoustics and acoustical modeling software, including a review of some of the available tools. This sixth and final article in the series discusses Duran Audio’s Digital Directivity Analysis (DDA) software. This article was originally published in audioXpress, August 2014.
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Predictive Acoustics and Acoustical Modeling Software: ODEON Room Acoustics Software
by Richard Honeycutt

Predictive Acoustics and Acoustical Modeling Software: ODEON Room Acoustics Software

This fifth article in the series explores the ODEON Room Acoustics Software, from the Danish company with the same name. Richard Honeycutt looks at the improved calculation methods and analysis capabilities of the sofware, incorporating an impulse response measurement system integrated to the software allowing easy comparison of calculated and measured responses. This article was originally published in audioXpress, July 2014.
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