All items tagged with Class-D (123)

Fresh From the Bench: Purifi 1ET9040BA Balanced Class-D Amplifier Module

March 19, 2025 by Jan Didden

Fresh From the Bench: Purifi 1ET9040BA Balanced Class-D Amplifier Module

The Purifi 1ET9040BA balanced Class-D amplifier module, a Bridge-tied-load (BTL) output stage, is the second product in the company's Eigentakt range. Following a conversation with members of Purifi about the amplifier's audio performance being hard to measure even with the best available test equipment, Jan Didden, in collaboration with Rens Tellers, took up the challenge, with invaluable support from Audio Precision's parent corporation Axiometrix.

Neurochrome Launches Universal Purifi Input Buffer

March 19, 2025 by audioXpress Staff

Neurochrome Launches Universal Purifi Input Buffer

Neurochrome, the Canadian audio electronics company created by Tom Christiansen, just announced an interesting new upcoming product for builders and all DIY enthusiasts. A new universal input buffer board, designed to extract the best possible performance from Purifi and Hypex Class-D amplifier modules. Improving on the Purifi EVAL1 and the Hypex NC500 evaluation board, the new universal single-channel (mono) design provides a differential output for the amplifier, even if the input to the buffer is single-ended.

A More Powerful, Simpler Amp from WiiM! New 100W Vibelink Amp and DAC

March 18, 2025 by Joao Martins

A More Powerful, Simpler Amp from WiiM! New 100W Vibelink Amp and DAC

WiiM, the connected audio home brand created by Linkplay Technology, is moving fast and expanding its portfolio of solutions. The new WiiM Vibelink Class-D amplifier is the latest component in the WiiM ecosystem, offering nearly 67% more power than the existing WiiM Amp Pro, plus a built-in premium 24-bit/192kHz DAC, digital optical, and coaxial inputs with support for variable resolutions and sample rates, with clean switching, ensuring no pop noise even when audio resolution changes.

The Latest in Wireless Earbuds and Hearables Innovations in audioXpress April 2025

March 12, 2025 by audioXpress Staff

The Latest in Wireless Earbuds and Hearables Innovations in audioXpress April 2025

audioXpress April 2025 is now available and includes a comprehensive Market Update on Wireless Earbuds and Hearables, covering AI, Sensors, how Wi-Fi streaming is possible in headphones, and more. René Christensen explains Expansion Techniques for Acoustical Engineering, Ethan Winer writes about Built-In Guitar Effects, and Vincent Thiernesse shares his incredible single control Low-Frequency Hybrid Crossover. Don't miss also Paul Marchese's Primer on Class-D Amplifiers, and Richard Honeycutt's article on Silvertone guitar amp circuits.

Powersoft Introduces New Amplifier Platform for Touring Market

March 10, 2025 by Joao Martins

Powersoft Introduces New Amplifier Platform for Touring Market

A few days past announcing the ultra-compact Nota PoE amplifier, its smallest product ever, and from the K-Array acquisition announcement, Powersoft announced Unica T, a new touring amplifier platform, designed for massive scale, power, and reliability, while optimizing space and ensuring seamless performance for touring professionals. The Italian manufacturer intends to expand its Class-D solutions on the market that originally projected the Powersoft brand globally.

TEAC Launches Reference 500 Series Stereo Power Amplifier with Hypex NCOREx Technology

February 12, 2025 by Joao Martins

TEAC Launches Reference 500 Series Stereo Power Amplifier with Hypex NCOREx Technology

TEAC from Japan continues to expand its Reference 500 series of compact home audio components, now with the announcement of the AP-507 stereo power amplifier, based on a custom module using the latest Hypex NCOREx technology. Available in black and silver finishes, the design of the AP-507 is a clear nod to the classic hifi components from Japan with its large illuminated level meters, even if reduced to the compact dimensions of a TEAC 500 Series component.

Elytone NAP1 Platform Improves with AES67 and AES70 (OCA) Support

February 5, 2025 by Joao Martins

Elytone NAP1 Platform Improves with AES67 and AES70 (OCA) Support

Elytone returned to ISE 2025 in Barcelona with another series of exciting technology updates in networked audio. The Taiwan-based company showcased new developments featuring its Networked Audio Processor 1 (NAP1) platform enabling IP audio networks over Dante and AES67, now with AES70 (OCA) controls, enhanced A2B Audio Bus bridging (including automatic plug & play). Also new is the addition of audio streaming capabilities, including Spotify Connect and Google Cast, with more streaming services in final testing and additional services to be added in 2025.

Focal Unveils Utopia Main 112 and Utopia Main 212 Studio Monitors

January 16, 2025 by Alfred Moody

Focal Unveils Utopia Main 112 and Utopia Main 212 Studio Monitors

Focal is elevating its studio monitors with the introduction of the Utopia Main, a new range designed to take studios to the most demanding levels required by audio professionals with main and midfield options. Leveraging innovations from the company’s ultra high-end speaker range, the new Focal Utopia Main 112, and Utopia Main 212 are professional designs with completely new drivers, exceptional power, and advanced functionality.

Texas Instruments Unveils New Automotive Audio Processors at CES 2025

January 8, 2025 by Joao Martins

Texas Instruments Unveils New Automotive Audio Processors at CES 2025

Texas Instruments (TI) introduced new integrated automotive chips to enable safer, more immersive driving experiences at any vehicle price point. A highly integrated automotive Arm-based microcontroller (MCU) and processor with TI’s vector-based C7x digital signal processor (DSP) core to achieve industry-leading processor performance. And TI’s new audio amplifier is the industry’s first with one-inductor (1L) modulation technology, allowing it to achieve Class-D performance with half the number of inductors.

AudioControl Announces GaN-based Bijou Series Amplifiers with Integrated eARC

December 16, 2024 by Joao Martins

AudioControl Announces GaN-based Bijou Series Amplifiers with Integrated eARC

Ahead of the ISE 2025 show in Barcelona, AudioControl unveiled three new amplifier models bearing the Bijou Series name that originally helped the brand achieve global recognition in the residential market. The new Bijou Series offers a range of three high-performance GaN-based amplifiers for system installation professionals that combine improved audio quality with HDMI eARC and Dante connectivity from a discreet, space-saving but robust 1U footprint.

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