All items tagged with test and measurement (405)
Advances in Measurement Microphones for Automotive Testing
January 8, 2025 by Santiago Rayes

Advances in Measurement Microphones for Automotive Testing

This article offers a timely update about the evolution of measurement microphones and the reasons for common choices for automotive measurement applications. The article also expands on current discussions about standard approaches for automotive in-cabin acoustic measurements, including the recent AES TC-AA proposed measurement techniques for automotive audio. A great overview of how measurement microphones can meet new requirements, given the emergence of new technologies, new infotainment options, improved calls, active noise cancellation, and rising consumer expectations.
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Active Sound Design and Listening Effort in Vehicles. Webinar, December 17
December 9, 2024 by audioXpress Staff

Active Sound Design and Listening Effort in Vehicles. Webinar, December 17

The Audio Product Development Alliance (APDA) is hosting a second live webinar this month to discuss how to measure and evaluate the effects of active sound design in vehicle interiors. During the event, which will be streamed live on Youtube, Jacob Soendergaard (Customer Success Manager at HEAD acoustics) will discuss the impact and interaction of audio systems in the car cabin over communications and privacy and how to assess it according to modern standards.
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NTi Audio XL3 Firmware Update Improves Building Acoustics Measurements
December 2, 2024 by audioXpress Staff

NTi Audio XL3 Firmware Update Improves Building Acoustics Measurements

NTi Audio has expanded the possibilities of its XL3 handheld acoustic analyzer and sound level meter even further. The new XL3 firmware V1.42 simplifies sound insulation measurements with an updated, intuitive interface. At the same time, NTi Audio launched new microphone weather protection models WP40-90 and WP62-90, offering enhanced features for even more reliable measurements, and replacing their proven predecessors.
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Design, Simulations, and Measurements in Voice Coil December 2024
November 27, 2024 by audioXpress Staff

Design, Simulations, and Measurements in Voice Coil December 2024

In this December 2024 issue there's a new DSP product review of the Marani Pro Audio MIR260A outboard processor, and Lars Risbo shares his expertise in Numerical Optimization applied to Speaker Box Alignments. Essential resources are the updated directories of Test and Measurement and of Simulation and CAD Software vendors. On Test Bench, Vance Dickason characterizes the Faital Pro HF110 1" Neodymium Motor Compression Driver and the SB Acoustics Satori MR16TX-8 6.5" TPCD Midrange.
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HEAD acoustics ACQUA Adds Listening Effort Prediction Option
November 15, 2024 by audioXpress Staff

HEAD acoustics ACQUA Adds Listening Effort Prediction Option

With LEAP (Listening Effort Prediction from Acoustic Parameters) now integrated into ACQUA 6.1.100, HEAD acoustics offers an optional tool for on-site prediction of the perceived listening effort. The software predicts the perceived listening effort of a listener when hearing an impaired speech signal without the need for an undisturbed reference signal. This makes it possible to carry out measurements more efficiently under laboratory conditions and in real-world applications.
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Audio Precision Introduces APx500 Software Update with ARM CPU Support
November 11, 2024 by Joao Martins

Audio Precision Introduces APx500 Software Update with ARM CPU Support

Audio Precision announced the release of APx500 software version 9.0.1 Beta, now supporting ARM CPU architecture, commonly found in mobile and Apple silicon devices. With a minor increment in numbering, this software version is actually a very big development, allowing users to run APx500 directly on ARM-based Windows PCs, including the latest Microsoft Surface devices, and on Mac computers via virtual machine software such as Parallels Desktop.
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Studio Six Digital Launches New SoundScope VR Module
November 1, 2024 by Joao Martins

Studio Six Digital Launches New SoundScope VR Module

Studio Six Digital announced the release of a new SoundScope VR module for its AudioTools professional audio test & measurement iOS app. SoundScope VR is an advanced acoustic analysis module that uses an advanced FFT algorithm to precisely analyze audio and offers a number of plotting options so that users can visualize the performance of an audio system in real time. Some of it's powerful features include an FFT 1/48th octave audio analyzer, RTA bar, line, and combo RTA+FFT plots, SPL measurements, and split-screen with Spectrograph.
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Fresh From the Bench: Dayton Audio iMM-6C USB-C Calibrated Test Microphone
October 2, 2024 by Stuart Yaniger

Fresh From the Bench: Dayton Audio iMM-6C USB-C Calibrated Test Microphone

As mobile devices embrace USB-C, the options for audio measurements expand significantly, making it more reliable, universal and convenient. The Dayton Audio iMM-6C offers a calibrated condenser measurement microphone for Apple and Android tablets and smartphones at an unbelievable low price. This article was originally published in audioXpress, September 2024.
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Axiometrix Promotes Free Automotive Testing Seminar, September 12, at the British Motor Museum - Gaydon
August 14, 2024 by audioXpress Staff

Axiometrix Promotes Free Automotive Testing Seminar, September 12, at the British Motor Museum - Gaydon

The Axiometrix Solutions brands Audio Precision, GRAS Sound & Vibration, and imc Test & Measurement are hosting an exclusive seminar Thursday, September 12, 2024, at the British Motor Museum in Gaydon, Warwickshire, UK. There will be a number of workshops and presentations featuring live demonstrations that highlight Axiometrix Solutions brands' latest developments in vehicle testing technology.
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NTi Audio Receives Class 1 Certification for XL3 Sound Level Meter
July 23, 2024 by audioXpress Staff

NTi Audio Receives Class 1 Certification for XL3 Sound Level Meter

The NTi XL3 Sound Level Meter has received type approval from the Physikalisch-Technische Bundesanstalt (PTB) entity in Germany and can therefore be used for precision-grade Class 1 measurements in full compliance with the sound level meter standard IEC 61672:2014. As NTi Audio confirms, this level of certification qualifies the XL3 for legally compliant measurements of environmental noise, occupational noise, and sound insulation tests in Germany and in many other countries around the world.
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