All items tagged with amplifiers (166)

ICEpower Updates Existing Amplifier Modules with New Technology

March 25, 2025 by Joao Martins

ICEpower Updates Existing Amplifier Modules with New Technology

The Danish purveyor of high-performance Class-D amplifiers, ICEpower, announced it will be progressively updating its amplifier modules with the full benefits of its new Conductor topology and integrated gate driver ICC5 chips, combined with refined design and functionality. The integration, ICEpower says, takes audio quality to the next level and redefines the company’s already renowned amplifier technology. First products to receive the updates are the 50ASX2, 125ASX2, 700AS1, and 700AS2 modules.

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.

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.

Powersoft Launches Ultra-Compact PoE Amplifier at ISE 2025

February 5, 2025 by Joao Martins

Powersoft Launches Ultra-Compact PoE Amplifier at ISE 2025

The latest announcement from Powersoft is called Nota, and it’s a versatile, ultra-compact PoE/PoE+ amplifier that the Italian manufacturer says was designed to meet current market needs. Those have to do with increasing requirements for fully networked audio environments, increasingly AES67-based. With PoE/PoE+ and USB-C connectivity, 140W of power, built-in DSP, and remote monitoring and control, Nota is feature-packed, easy-to-setup, and proof that it’s not about size, but what you do with it.

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.

You Can DIY!: A High-Performance 60-Watt Class A Amplifier - Part 2 Power Supply and Measurements

August 13, 2024 by Andrew C. Russell

You Can DIY!: A High-Performance 60-Watt Class A Amplifier - Part 2 Power Supply and Measurements

The continuation of this 60-Watt Class A amplifier project, named the ax-Amplifier, this design uses Augmented Feedback Error Correction (AFEC) to achieve ultra-low distortion and improve key audio performance parameters without adding too much complexity and cost. The first part of this article described the amplifier design in detail. This second part details the power supply system and conclusion with measurements. This article was originally published in audioXpress, May 2024.

You Can DIY!: A High-Performance 60-Watt Class A Amplifier - Part 1 Amplifier Design

August 7, 2024 by Andrew C. Russell

You Can DIY!: A High-Performance 60-Watt Class A Amplifier - Part 1 Amplifier Design

From the experienced hands of Andrew C. Russell, of Hifisonix fame, comes the ax-Amplifier, a Class A design that uses Augmented Feedback Error Correction (AFEC) to achieve ultra-low distortion and improve key audio performance parameters without adding too much complexity and cost. Published in two parts, the first article addresses the amplifier design in detail, with Part 2 detailing the power supply system and conclusion with measurements. This article was originally published in audioXpress, April 2024.

MIPI Alliance Announces New Soundwire Device Class for Audio (SDCA) Specification

July 10, 2024 by Cristina Costa

MIPI Alliance Announces New Soundwire Device Class for Audio (SDCA) Specification

The MIPI Alliance, the international organization that develops interface specifications for mobile and mobile-influenced industries, announced the release of MIPI SoundWire Device Class for Audio (MIPI SDCA) v1.0. The new specification enables standardized mechanisms to interact with host-controllable audio devices, such as microphones and amplifiers, connected via a MIPI SoundWire interface. This significantly simplifies and streamlines platform development.

Theory Introduces Next Generation of DLC Loudspeaker Controllers

June 12, 2024 by Joao Martins

Theory Introduces Next Generation of DLC Loudspeaker Controllers

Theory Professional announced an all new DLC distributed loudspeaker controller platform. The three new models - DLC-250.4d, DLC-1500.4d, and DLC-250.8 - are ideal for residential or commercial installations, and offer between 4 and 8 channels of intelligent power, full DSP matrix, TCP/IP control through a wired connection, or directly via its on-board Wi-Fi access point. The DLC-250.4d and DLC-1500.4d models add Dante network audio and AES67 audio-over-IP compatibility.

Cambridge Audio Introduces New CXA81 Mk II Integrated Stereo Amplifier

April 17, 2024 by audioXpress Staff

Cambridge Audio Introduces New CXA81 Mk II Integrated Stereo Amplifier

The new heart of the CX Series, the new CXA81 Mk II Integrated Stereo Amplifier from Cambridge Audio, enhances sound with new premium components within the Class AB amplification circuitry, delivering 80 Watts per channel to drive even the most demanding speakers. An ESS ES9018K2M Sabre 32 DAC delivers reference-level digital-to-analog conversion from the TOSLINK, Coaxial and USB digital inputs, while balanced XLR inputs ensure a premium connection to the new CXN100 Network Player.

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