All items tagged with Texas Instruments (89)

Orchard Audio PecanPi USB/SPDIF receives Roon Tested Certification

February 1, 2021 by audioXpress Staff

Orchard Audio PecanPi USB/SPDIF receives Roon Tested Certification

Orchard Audio, the company founded in 2017 by Leo Ayzenshtat, announced that its PecanPi USB/SPDIF has now received Roon Tested certification from Roon Labs. The PecanPi USB/SPDIF is an ultra-high performance DAC and headphone amplifier that works with USB and S/PDIF inputs. This DAC uses the company’s highly reviewed dual monaural Burr-Brown chip design to deliver very impressive performance as well as sonic accuracy.

Searching for a Unicorn Part 2: Generating a Good Signal Source

January 27, 2021 by Brian Lowe

Searching for a Unicorn Part 2: Generating a Good Signal Source

In this second article, Brian Lowe (Belleson LLC) continues his search for the Unicorn of "Measuring Voltage Regulator Ripple Rejection," this time focusing on the test fixtures. Testing a voltage regulator with exceptionally good performance requires an even more exceptional signal source and measurement setup to measure sub-microVolt ripple across a wide frequency range. Complementing the final article, Jan Didden, offers an informative sidebar about super regulators. This article was originally published in audioXpress, June 2019.

Searching for a Unicorn Part 1: Measuring Voltage Regulator Ripple Rejection

January 20, 2021 by Brian Lowe

Searching for a Unicorn Part 1: Measuring Voltage Regulator Ripple Rejection

In this article Brian Lowe shares a fascinating journey in his search for a "Unicorn" that is measuring voltage regulator ripple rejection - or power supply rejection ratio (PSRR). Lowe is the founder and principle engineer at Belleson, LLC, and he has devoted a lot of time to this fascinating "quest." This article was originally published in audioXpress, May 2019.

The Audio Technologies That Matter More Than Ever in audioXpress February 2021

January 11, 2021 by audioXpress Staff

The Audio Technologies That Matter More Than Ever in audioXpress February 2021

audioXpress February 2021 explains why Microphones have gained Essential Status, and how microphones have a foundational contribution to voice front-ends. Erica Yorga details how Thousands of Virtual Microphones can solve audio conferencing challenges, and Mike Meechan explains how to design high-performance microphone preamplifiers. Brent Butterworth reviews the Widex Moment mRIC RD hearing aids to understand the differences and similarities in the critical sound experience. Michael Steffes explains how to increase the output current for an audio op-amp, and Andrew C. Russell details the X-Altra, a high-performance MC/MM phono equalizer DIY project. Now available in print and digital.

Khadas Tone2 Pro ESS-Based USB-C Audio DAC and Headphone Preamp Now Available

December 14, 2020 by audioXpress Staff

Khadas Tone2 Pro ESS-Based USB-C Audio DAC and Headphone Preamp Now Available

Khadas, a company focused on high performance single board computers for makers and developers, achieved significant success in audio-focused products, particularly with high-resolution capable ESS-based audio DACs. Following earlier success with the Tone range of add-on boards, Khadas embarked on a more ambitious project with the Tone2 Pro, which is the company's first finished product, mandatory to support MQA hardware decoding. Khadas still intends to launch a Tone2 (non-Pro) version as a DIY Kit in the future, without MQA support.

Elliptic Labs Expands its Ultrasound Sensing Framework to More Devices and Mobile Platforms

November 19, 2020 by Joao Martins

Elliptic Labs Expands its Ultrasound Sensing Framework to More Devices and Mobile Platforms

Norwegian company Elliptic Labs has successfully introduced its ultrasound sensing technology to the market, leveraging early agreements with major chip suppliers to the IT and mobile industries. Following partnerships with Texas Instruments, Infineon, Knowles, Cirrus Logic and AAC Technologies, at the implementation level, Elliptic Labs this year expanded its support directly with chipset manufacturers ARM, Intel, Qualcomm and more recently MediaTek. And the company's efforts in ultrasound-based sensing are just in early stages.

Orchard Audio Announces PecanPi Streamer Ultra With Touchscreen

October 27, 2020 by audioXpress Staff

Orchard Audio Announces PecanPi Streamer Ultra With Touchscreen

Following the successful launch of the original PecanPi Streamer and Streamer USB, which was quickly followed with the Starkrimson (formerly BOSC) monoblock GaN-based amps, New Jersey-based Orchard Audio is now promoting the launch of PecanPi Streamer Ultra. The Ultra builds upon the affordable and highly reviewed PecanPi Streamer by adding a 5” touchscreen, built-in RCA connectors, and moving all of the connections to the back of the device.

More Digital Signal Processing and Better Audio in audioXpress November 2020

October 9, 2020 by audioXpress Staff

More Digital Signal Processing and Better Audio in audioXpress November 2020

This audioXpress November 2020 edition explores the latest trends in digital signal processing (DSP) and how it applies to all audio applications, now increasing in power thanks to cutting-edge artificial intelligence running on devices. In this issue, you will also learn how to "Test and Optimize Strategies for Conference Terminal Equipment," "What to Measure for Quality Control of Audio Devices," and more about Automotive Audio Bus A2B. Stuart Yaniger reviews the latest Earthworks M23R Measurement Microphone, and you can read articles about acoustics, audio electronics and the best in DIY audio from our monthly columnists.

Audio Innovations for Applications That Demand Premium Sound Quality

October 1, 2020 by Special Content

Audio Innovations for Applications That Demand Premium Sound Quality

Learn how TI Burr-Brown™ technology continues to shape the premium audio market with it's growing portfolio of devices for smart home, automotive and professional audio applications. Driven by a growing stream of innovative and enhanced technologies, audio is entering a new era. Here’s what you need to know about today’s rapidly evolving audio market. Download the white paper now to learn more!

Rotel Introduces Home Theater Products Supporting Dirac Room Correction

September 9, 2020 by audioXpress Staff

Rotel Introduces Home Theater Products Supporting Dirac Room Correction

Rotel launched the new RSP-1576MKII and RAP-1580MKII surround processors, joining the brand's family of home theater components of exceptional value. The two new models include a license for best-in-class Dirac room correction technology to ensure accurate room calibration and system configuration for installations of any size. The RSP-1576MKII model will be available September 2020 and retail for $3,499 USD, while the RAP-1580MKII starts shipping October 2020 as retails for $4,999 USD.

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