All items tagged with test and measurement (401)
Audio Precision New Module Enables MEMS Microphone Array Testing with Simultaneous Analysis of Up to 16 PDM Channels
November 6, 2019 by audioXpress Staff

Audio Precision New Module Enables MEMS Microphone Array Testing with Simultaneous Analysis of Up to 16 PDM Channels

Audio Precision introduced the PDM 16 module for its APx500 Series audio analyzers. The new module offers simultaneous acquisition and measurement of up to 16 channels of PDM signals, making it the highest channel-count solution available for MEMS microphone and MEMS mic array testing. The new option supports anechoic tests with the acoustically silent remote pod that can be positioned at up to 10 meters, feeding 16 phase-aligned channels on 8 data lines with accurate measurements via a delay-calibrated module.
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NTi Audio Offers Rapid Frequency Response Measurements with the XL2
November 4, 2019 by audioXpress Staff

NTi Audio Offers Rapid Frequency Response Measurements with the XL2

Do you want to measure the frequency response of a speaker or audio component, and not have to wait until the lower frequencies stabilize? NTi Audio offers an innovative and practical solution with its Minirator MR-PRO and XL2 range of measurement instruments. The measurement uses two new MR-PRO test signals and a new, matching measurement function in the XL2, in which the signals contain a 1-second and a 4-second cyclic pink noise, from which the XL2 can quickly calculate a stable measurement result in real time.
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Audio Precision Introduces APx500 Flex Audio Analyzer with Support for Third-Party ASIO Audio Interfaces
October 2, 2019 by audioXpress Staff

Audio Precision Introduces APx500 Flex Audio Analyzer with Support for Third-Party ASIO Audio Interfaces

Audio Precision unveiled its new APx500 Flex audio analyzer, a completely new class of test and measurement solutions designed to support the use of APx audio measurement software with ASIO-capable third-party audio interfaces or sound cards. With the introduction of APx500 Flex, manufacturers can cost-effectively deploy the measurement capabilities, flexibility and quality of APx software to their production lines at a much lower price.
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Brüel & Kjær Helps You Find The Ideal Measurement Microphone Type
September 26, 2019 by audioXpress Staff

Brüel & Kjær Helps You Find The Ideal Measurement Microphone Type

Sound and vibration expert, Brüel & Kjær’s comprehensive transducer catalog - designed to make it easy for acousticians, engineers and consultants to identify the correct tools - is now available as a downloadable document. This is a valuable tool for anyone trying to find the ideal microphone for any project and challenge. Download the Brüel & Kjær’s Transducer Catalog now Direct to Your Desktop.
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Spectral Measurement Adds Loudspeaker Test Chambers To Its Product Portfolio
September 25, 2019 by audioXpress Staff

Spectral Measurement Adds Loudspeaker Test Chambers To Its Product Portfolio

Spectral Measurement (formerly the Test & Measurement division of Prism Sound) has signed a licensing deal with UK-based Hill Acoustics enabling it to manufacture and sell the company’s Loudspeaker Test Chambers. Hill Acoustics’ LTC range includes a selection of Tetrahedral Test Chambers (TTCs) as well as other geometries that provide test and measurement solutions for loudspeakers, providing an effective, low cost solution that removes the need for large anechoic chambers.
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Fresh From The Bench: Examining the miniDSP EARS Headphone Test Fixture
September 18, 2019 by Stuart Yaniger

Fresh From The Bench: Examining the miniDSP EARS Headphone Test Fixture

In the March 2019 edition of audioXpress, focusing on Test and Measurement, Stuart Yaniger explored the new Earphone Audio Response System or EARS, which miniDSP introduced as an affordable test jig for headphone measurements. Basically, this is a plug & play USB audio streaming device, featuring dual low noise calibrated mics with interchangeable silicon ears. But is it really the answer to bring "headphone measurements to the masses," as the manufacturer intended?
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What You Need To Know About Smart Speaker Acoustic Measurements
August 28, 2019 by audioXpress Staff

What You Need To Know About Smart Speaker Acoustic Measurements

Smart speakers are a relatively new class of consumer audio device with unique characteristics that make testing their audio performance difficult. In this new application note, Audio Precision provides an overview of smart speaker acoustic measurements with a focus on frequency response – the most important objective measurement of a device’s audio quality.
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Prism Sound Test & Measurement Changes its Trading Name to Spectral Measurement
August 27, 2019 by audioXpress Staff

Prism Sound Test & Measurement Changes its Trading Name to Spectral Measurement

Prism Sound’s Test & Measurement division has re-launched itself specializing exclusively in audio test & measurement solutions and trading under the new name of Spectral Measurement. Prism Media Products Limited, the company behind the innovative dScope Series III Audio Analyzer, will now focus exclusively on developing new audio test & measurement solutions.
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HEAD acoustics Introduces coreA2B High-Performance Solution for Automotive Audio Performance Testing
August 6, 2019 by audioXpress Staff

HEAD acoustics Introduces coreA2B High-Performance Solution for Automotive Audio Performance Testing

Providing high-quality audio is an important part of modern audio systems in vehicles. For this purpose, Analog Devices has developed Automotive Audio Bus (A2B) technology, optimized for delivering superior audio quality. Now, HEAD acoustics launched coreA2B, a high-performance solution for testing audio performance on the A2B bus technology implemented on a measurement extension board for the company's multi-channel hardware platform labCORE.
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Download PCB Piezotronics's Free Microphone Handbook
August 2, 2019 by audioXpress Staff

Download PCB Piezotronics's Free Microphone Handbook

The PCB team of acoustic experts and mechanical, industrial, and electrical engineers shared over 35 years of their collective microphone design and manufacturing experience in this brand new microphone handbook. This technical resource is beneficial for a variety of entry level to intermediate research and design acoustic engineers. Download the free PDF version of the Microphone Handbook now.
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