All items tagged with test and measurement (413)

Keysight Introduces Comprehensive Transmitter Testing Software for USB 3.1 Type-C Designs

May 11, 2016 by audioXpress Staff

Keysight Introduces Comprehensive Transmitter Testing Software for USB 3.1 Type-C Designs

Keysight Technologies introduced the U7243B USB 3.1 transmitter performance validation and compliance test software. The test software allows authorized test centers to test USB 3.1 Gen2 SuperSpeed Plus 10 Gbps devices with Type-C implementations and gives in-house test and performance validation engineers the tools to ensure devices comply with the USB 3.1 Gen2 Type-C specification.

Test and Measurement: “I Can Hear It. Why Can’t I Measure It?”

April 2, 2016 by Dan Foley

Test and Measurement: “I Can Hear It. Why Can’t I Measure It?”

Dan Foley discusses how audible distortion can be difficult to measure and explores the instrumentation noise floor’s impact on what can be measured. As he explains, this is an overlooked contributor for the reason we are not able to measure a particular audible “distortion,” especially with low sound pressure level (SPL) signals. This article was originally published in audioXpress, March 2016 - Focus on Test & Measurement Special issue.

Audio Precision Showcases Key Audio Test Applications at Prolight+Sound 2016

March 9, 2016 by audioXpress Staff

Audio Precision Showcases Key Audio Test Applications at Prolight+Sound 2016

Audio Precision are once again exhibiting at Prolight+Sound, which runs from April 5-8 in Frankfurt, Germany. Planned application demonstrations during the show include enhanced electro-acoustic and production testing setups, testing Dante-enabled systems, and measuring high-performance amplifiers, ADCs and DACs. The company will also demonstrate its latest software release.

Rohde & Schwarz Introduces new RF and Audio Tests on Bluetooth Modules plus Enhanced Voice Service Codec for CMW500

February 22, 2016 by audioXpress Staff

Rohde & Schwarz Introduces new RF and Audio Tests on Bluetooth Modules plus Enhanced Voice Service Codec for CMW500

At the Mobile World Congress 2016 in Barcelona, Rohde & Schwarz introduced new RF and audio multistandard test solutions for manufacturers of Bluetooth headsets and audio car kits, and added the enhanced VoLTE voice service codec to its R&S CMW500. The R&S CMW500 is the only test platform on the market to offer a one-instrument solution for testing all cellular and non-cellular standards and Bluetooth.

Focus on Test & Measurement and Download audioXpress March 2016 Now!

February 17, 2016 by audioXpress Staff

Focus on Test & Measurement and Download audioXpress March 2016 Now!

“I Can Hear It. Why Can’t I Measure It?” is the title of an excellent article written by Dan Foley and featured in this month’s issue. It could also be the slogan for our audioXpress March 2016 issue, which focuses on Test and Measurement. We tried to combine reviews, and practical and theoretical perspectives for this issue. Download it now!

Mobile Audio: High-Performance Audio from Smartphones?

January 27, 2016 by Mike Klasco and Steve Tatarunis

Mobile Audio: High-Performance Audio from Smartphones?

In November 2015, audioXpress published a unique group testing on smartphone audio playback, focused on audio circuit quality and the performance of the playback DAC, as intended for wired headphone listening. The products under review included the iconic iPod classic, the iPhone 5s, the iPhone 6, Vivo Xplay 3S, Vivo X5 Max, HTC One M8, Samsung Galaxy S5, and Sony Xperia Z2.

Keysight Technologies Updates Step-by-Step Guide for USB Type-C Connector and Cable Assembly Compliance Testing

December 17, 2015 by audioXpress Staff

Keysight Technologies Updates Step-by-Step Guide for USB Type-C Connector and Cable Assembly Compliance Testing

Keysight Technologies announced the availability of a newly updated Method of Implementation (MOI) document for cable and connector assembly compliance tests defined in Rev. 1.1 of the USB Type-C specification and Rev. 1.0 of the USB Type-C Compliance Test Specification (CTS). The step-by-step document provides measurement procedures for compliance testing USB Type-C cables and connectors in the time and frequency domains, using the ENA Network Analyzer.

Keysight Technologies Introduces USB Type-C Protocol Trigger, Decode Software

December 4, 2015 by audioXpress Staff

Keysight Technologies Introduces USB Type-C Protocol Trigger, Decode Software

Keysight Technologies introduced the industry’s first oscilloscope-based USB-PD (Power Delivery) protocol decoder software with real-time triggering and protocol decode performance. The Keysight N8837A USB-PD protocol trigger and decode software provides unique protocol decoder performance that enables engineers to verify and debug Type-C interfaces that implement USB-PD.

Economical 3GHz RF Signal Generator Series for Designers Involved in Wireless Technology from Saelig

November 17, 2015 by audioXpress Staff

Economical 3GHz RF Signal Generator Series for Designers Involved in Wireless Technology from Saelig

Saelig has announced the availability of Rigol DSG800 RF Signal Generators, with output frequencies from 9kHz to 3.0GHz, providing a clean and stable RF output with low phase noise and high amplitude accuracy, and all of the functions of other high-level RF signal generators at much lower cost. Designed for electronics designers involved in wireless technology, Wi-Fi, electronics educators, EMC/EMI engineers, and amateur radio enthusiasts.

Audio Precision Adds STI Measurement Capability to APx500 Software

October 29, 2015 by audioXpress Staff

Audio Precision Adds STI Measurement Capability to APx500 Software

Audio Precision announced the introduction of their Speech Transmission Index (STI) plug-in for APx500 audio test software. Created for engineers developing public safety (police, fire, emergency) communications and public address systems, as well as flight recorder devices, the APx STI plug-in provides measurement capabilities conforming to international standard IEC 60268-16 (2011).

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