Better Acoustics, Better Designs in audioXpress August 2024!

Better Acoustics, Better Designs in audioXpress August 2024!

Audio Amplification Meets Product Development in audioXpress July 2024

Audio Amplification Meets Product Development in audioXpress July 2024

The Audio Voice - Weekly Newsletter for audioXpress and Voice Coil Communities

The Audio Voice - Weekly Newsletter for audioXpress and Voice Coil Communities

Aiming for Better Loudspeaker Designs in Voice Coil July 2024

Aiming for Better Loudspeaker Designs in Voice Coil July 2024

February 8, 2022 by Mike Klasco

Speaker Applications Using Alpine HX5 Ultra Strong Lightweight Nanocomposite

Loudspeaker designers can look forward to a couple of exciting materials that have been in stealth mode but are about to step into the spotlight. A lightweight military aviation-grade nanocomposite from Alpine Advanced Materials, HX5 may be an alternative to beryllium and high-performance aluminum alloys used in woofer, midrange, and full-range cones. Compared to aluminum, cones can be made at half the weight with comparable strength. This article was originally published in audioXpress, January 2022.

Ferrum Audio Introduces ERCO High End Headphone Amplifier and DAC

February 7, 2022 by audioXpress Staff

Ferrum Audio Introduces ERCO High End Headphone Amplifier and DAC

Ferrum Audio just unveiled its latest product, the third to be launched from the new brand created in 2021 by HEM, the electronics manufacturing company from Warsaw, Poland. The Ferrum ERCO is a high end USB-C DAC with balanced headphone and line level outputs, using a ESS Sabre ES9028PRO converter with support for PCM up to 32-bit/384kHz and DSD256. The name ERCO (not pronounced airco but ˈert͡so) is Esperanto for ore and was intended "to forge musical gems from its components," as the company states.

AKM Develops Advanced Velvet Sound AK4493S and AK4490R 2-Channel Premium Audio D/A Converters

February 7, 2022 by Joao Martins

AKM Develops Advanced Velvet Sound AK4493S and AK4490R 2-Channel Premium Audio D/A Converters

Asahi Kasei Microdevices Corporation (AKM) has totally redesigned the AK4490 D/A converter (DAC) and its higher-end counterpart, AK4493, as new products under the Velvet Sound brand. Following the recent announcement that AKM has resumed sample shipments of 13 Velvet Sound A/D and D/A converters, the Japanese manufacturer now relaunches the AK4490REQ and AK4493SEQ, 32-bit, 2 channel premium devices, with a superior signal-to-noise ratio of 120dB and 123dB, respectively.

GN Hearing Introduces ReSound ONE Behind-the-Ear Hearing Aids

February 7, 2022 by audioXpress Staff

GN Hearing Introduces ReSound ONE Behind-the-Ear Hearing Aids

GN Hearing unveiled a new product that delivers on the convergence between consumer electronics and audiology solutions. The new ReSound ONE Behind-the-Ear hearing aids combine the best technologies from both fields, in order to provide clarity in sound and convenient hands-free phone and FaceTime calls from iPhone and iPad. The ReSound ONE hearing aids are targeted at those with moderate to severe hearing loss.

Dolby Acquires Real-Time, Ultra-Low-Delay Video Streaming Platform Millicast

February 4, 2022 by Joao Martins

Dolby Acquires Real-Time, Ultra-Low-Delay Video Streaming Platform Millicast

Dolby Laboratories announced the acquisition of Millicast, a developer platform that provides ultra-low-latency video streaming capabilities that scale to massive audiences. Millicast has enabled a new generation of interactive live streaming applications built on WebRTC and end-to-end encryption. By embracing web standards, the Millicast API works with all modern browsers and devices without the need for a plugin or custom player. The acquisition will complement the Dolby.io platform and enable large-scale, highly-interactive online experiences.

Purifi Audio Unveils New Aluminum Cone 6.5" Extended Excursion Woofer

February 3, 2022 by audioXpress Staff

Purifi Audio Unveils New Aluminum Cone 6.5" Extended Excursion Woofer

Danish audio powerhouse Purifi Audio is not showing any intention of slowing down its efforts to push innovation further in both audio amplification and speaker transducers. Adding to the original formula - featuring proprietary fiber paper cones - used in the successful PTT4.0X and PTT6.5X midbass drivers, Purifi now announced a new aluminum-cone version of the PTT6.5X, delivering extended frequency range with ultra low distortion for superior midrange performance.

Synaptics Launches Matter-Compliant Triple Combo SoC for Seamless Connectivity

February 3, 2022 by Joao Martins

Synaptics Launches Matter-Compliant Triple Combo SoC for Seamless Connectivity

Synaptics announced the SYN4381 Triple Combo system-on-chip (SoC), the first to combine Wi-Fi 6/6E (802.11ax with extended 6 GHz operation), Bluetooth 5.2 (BT 5.2) with BLE Audio and High Accuracy Distance Measurement (HADM), and IEEE 802.15.4 with built-in support for the Thread protocol and Matter application layer. The solution simplifies product development while supporting 600 Mbps video and data, low-power Thread communication, and platform-agnostic device setup and interoperability.

Focal Expands Alpha Evo Line with Two Active Studio Monitors and Subwoofer

February 3, 2022 by audioXpress Staff

Focal Expands Alpha Evo Line with Two Active Studio Monitors and Subwoofer

Another new studio-oriented announcement that was slated for presentation at the Winter NAMM Show 2022 - this year postponed to June - the new Focal Alpha Evo studio monitor line has gained three new models. Evo stands for “evolution,” and the Alpha 50 Evo and Alpha 65 Evo studio monitors were launched in 2021, offering a high performance, robust design, at a competitive price point range. Now, Focal completed the line with new Alpha 80 Evo and Alpha Twin Evo monitors, and added the Sub One subwoofer.

Lewitt Announces LCT 1040 Tube/FET Microphone System

February 2, 2022 by Joao Martins

Lewitt Announces LCT 1040 Tube/FET Microphone System

Many years in the making, the project is meant as the ultimate tool for recording professionals. Now, even without the opportunity to present it at the NAMM Show 2022, the Austrian microphone innovator officially launched its new LCT 1040 microphone system that lets users adapt sound to any vocalist, instrument or sound source with an easy workflow. The microphone itself is a unique tube/FET design and 1" condenser capsule that is connected to a power supply and detachable remote-control unit where users can select polar patterns but also much more.

Test Bench: The AMT200P Pro Sound AMT and XMT200 Horn from Eighteen Sound

February 2, 2022 by Vance Dickason

Test Bench: The AMT200P Pro Sound AMT and XMT200 Horn from Eighteen Sound

This Test Bench article characterizes Eighteen Sound’s AMT200P Air Motion Transformer and accompanying XMT200 6.5” waveguide. This driver is the brand's latest entry into the high-frequency transducer category, specifically designed for the pro sound community. The Eighteen Sound AMT200P includes a rectangular throat with a Kapton diaphragm with a neodymium magnet structure, and is rated for a power handling of 90W AES above 1.2kHz, with a sensitivity of 105dB, and a recommended crossover frequency of 1.2kHz at 48dB/octave. While the AMT200P can be used as a standard planar device it can be also coupled with a dedicated constant directivity horn, the 90°x 20° XMT200, featured in the characterization.

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