All items tagged with Class-D (131)
ESS Technology Introduces High Performance 8-Channel ESS Sabre SMART DACs
September 23, 2024 by audioXpress Staff

ESS Technology Introduces High Performance 8-Channel ESS Sabre SMART DACs

ESS Technology announced two new 8-channel DACs with integrated line drivers, which the California company says will deliver exceptional performance for professional audio designs, soundbars and powered speakers, as well as Class-D pre-amplifier controllers. The incorporated latest generation ESS patented Hyperstream IV architecture provides the recognized SABRE sound quality with improved audio performance.
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STMicroelectronics Announces Flexible, Space-Saving Class-D Amplifier for Car Audio
September 23, 2024 by audioXpress Staff

STMicroelectronics Announces Flexible, Space-Saving Class-D Amplifier for Car Audio

STMicroelectronics' latest HFA80A automotive-grade analog-input class-D audio amplifier combines high efficiency, small size, and a low bill of materials, with load diagnostics optimized for automotive and native electromagnetic compatibility (EMC). With its feedback-before-filter topology and 2MHz nominal PWM frequency, the ST HFA80A lets designers optimize the output filter for the targeted performance and achieve a compact outline with small component values.
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Fresh From the Bench: WiiM Amp Integrated Amplifier and Multiroom Audio Streamer
September 18, 2024 by Oliver A.Masciarotte

Fresh From the Bench: WiiM Amp Integrated Amplifier and Multiroom Audio Streamer

In 2023, audioXpress had the chance to review the "low cost and feature packed" WiiM Pro music streamer and was positively impressed. Never one to sit on their hands, this year the folks at Linkplay have gone one step further with an integrated power amplifier. Expanding its series of best-selling audio streamers, the WiiM Amp is a still-affordable design that combines a TI 3255 Class-D audio amplifier and ESS Sabre premium 32-bit DAC and simplifies the whole audio system setup.
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Interview: Class-D The Hypex Way - An Interview with Jan-Willem Winters
September 12, 2024 by Ward Maas

Interview: Class-D The Hypex Way - An Interview with Jan-Willem Winters

Recognized as one of the firms that pioneered Class-D amplification, today Hypex is an established manufacturer and OEM supplier. Jan-Willem Winters is the CEO leading the strategy behind the expansion that made Hypex one of the major players in the market for high-quality Class-D amplifiers. He started in R&D in 2010, and loves talking about audio amplification.
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Powersoft Updates ArmoníaPlus Software to Support Dolby Atmos Connect AES67
September 12, 2024 by Joao Martins

Powersoft Updates ArmoníaPlus Software to Support Dolby Atmos Connect AES67

In collaboration with Dolby, Powersoft added support for Dolby Atmos Connect AES67 patching into the latest version of its ArmoníaPlus software. The update streamlines the process of connecting its amplifiers to Dolby’s cinema hardware, such as the Dolby Atmos Cinema Processor CP950A or IMS3000, which use AES67 audio-over-Ethernet to send a digital audio stream to external amplifiers. ArmoníaPlus makes it simple for Powersoft's cinema customers to deliver immersive audio to moviegoers.
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Marantz Launches MODEL 10 Reference Integrated Amplifier
August 30, 2024 by Joao Martins

Marantz Launches MODEL 10 Reference Integrated Amplifier

Marantz unveiled its new 10 Series Collection, which consists of three reference-quality high-end audio stereo products, all designed at the renowned Shirakawa Audio Works in Japan. The series will include the Reference SACD 10 player and the LINK 10n Reference Network Audio Player, which will be released later in 2024. For now, Marantz launched the MODEL 10 Reference Integrated Amplifier, which uses Purifi-licensed Class-D technology.
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ICEpower – An Audio Company That Also Does Amplifiers
August 28, 2024 by Jan Didden

ICEpower – An Audio Company That Also Does Amplifiers

Europe’s Nordic countries have long been the birthplace for high-quality and innovative audio products, particularly excelling at speakers and amplifiers. Located near Copenhagen, ICEpower has traditionally been known as a purveyor of high-performance Class-D amplifiers and associated switch-mode power supplies. The company continues to provide innovative Class-D solutions today, but its scope is now much broader than that, as this report discloses.
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New Fractal Class-D Audio Amplifier Technology Maximizes Battery Life in TWS Earbuds
August 5, 2024 by Joao Martins

New Fractal Class-D Audio Amplifier Technology Maximizes Battery Life in TWS Earbuds

Typical Class-D amplifiers are generally tuned to give the highest efficiency when outputting large power levels but have a rather low efficiency at lower power levels. Using a new type of bridge configuration, the patented Fractal Class-D audio amplifier improves the efficiency at lower power levels while maximizing efficiency over a wide range of power levels. Available from SiliconIntervention, this technology was developed by Martin Mallinson, the company's founder and chief scientific officer.
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MartinLogan Unveils New and Improved Abyss Subwoofers
August 2, 2024 by Alfred Moody

MartinLogan Unveils New and Improved Abyss Subwoofers

For a company recognized for its electrostatic speakers, MartinLogan did very well when it decided to also offer subwoofers in 2001, creating a completely new growth category. In 2006, MartinLogan launched the Abyss series and took that business to another level. Now, the Kansas-based company relaunched the Abyss high-performance subwoofer range, adding advanced DSP, built-in wireless, advanced Anthem room correction, and easy-to-use app control.
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SiliconIntervention: Low-Level Efficiency Improvements in Class-D
July 18, 2024 by Jan Didden

SiliconIntervention: Low-Level Efficiency Improvements in Class-D

Driven by the need to maximize battery life in portable devices, Class-D efficiency at low output levels is receiving greater attention. This is particularly important to achieve longer battery life in designs such as true wireless earbuds. Power optimized amplification is precisely the goal for Multilevel Class-D, and now there's also Fractal Class-D, a new technology developed by SiliconIntervention, a Canadian company formed in 2019 as the result of the pioneering research and development of its founder Martin Mallinson, the former Chief Scientist at ESS Technology.
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