All items tagged with test and measurement (397)
MaxLinear Introduces New MxL7213 Highest Output Switch Mode DC/DC Dual 13A Power Module
March 15, 2019 by audioXpress Staff

MaxLinear Introduces New MxL7213 Highest Output Switch Mode DC/DC Dual 13A Power Module

MaxLinear is known for providing robust, high density power solutions offering a wide input voltage range and excellent thermal performance. But this time, the company reach a new height with the new MxL7213 dual 13A or single 26A power module. This complete switch mode DC/DC power supply includes a wide 4.5V to 18V input voltage range and offers better efficiency and thermal performance than anything on the market.
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Listen Announces SoundCheck 17 Software Release
March 5, 2019 by audioXpress Staff

Listen Announces SoundCheck 17 Software Release

Listen announced the release of SoundCheck 17, the flagship Windows/Mac software from the Boston audio test and measurement specialists, now including many new features to simplify multi-channel and voice controlled testing, such as a new level and cross-correlation trigger, average curve/waveform post-processing functionality, the ability to easily read and work with multichannel WAV files, multiple DC Connect control, and enhanced database options - useful when processing data from a large number of channels.
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HEAD acoustics Launches Acoustic Environment for Realistic Noise and Reverberation Measurements
February 25, 2019 by audioXpress Staff

HEAD acoustics Launches Acoustic Environment for Realistic Noise and Reverberation Measurements

Users of mobile phones, voice-operated smart home devices or hands-free terminals have to deal with different background noises and room reverberation that impair their user experience. Therefore, realistic performance tests of communication devices do not only need to consider background noise but also reverberation. HEAD acoustics launches 3PASS reverb for this purpose, a software option for its background noise simulation systems 3PASS lab and 3PASS flex.
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Listen Offers ETSI Standard Background Noise Generation System
February 22, 2019 by audioXpress Staff

Listen Offers ETSI Standard Background Noise Generation System

Listen has launched the ETSI standard background noise generation module, a SoundCheck test sequence which calibrates a 4.1 speaker array to conform with the ETSI ES 202 396-1 Standard. This provides an equalized, calibrated playback solution to stress devices in a standardized and repeatable way. With a purchase price of just $5,000 for the test sequence, this offers an extremely economical alternative to a conventional $20,000+ stand-alone background noise generation system.
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HEAD acoustics Exhibits Next-Generation Measurement Technology at MWC 2019
February 21, 2019 by audioXpress Staff

HEAD acoustics Exhibits Next-Generation Measurement Technology at MWC 2019

HEAD acoustics will be exhibiting its comprehensive solutions for optimizing voice and audio quality at the Mobile World Congress (MWC) in Barcelona. The company will introduce 3PASS reverb, the new option for simulating room reverberation, to a large audience for the first time in Hall 7, Stand 7J65. The experts on-site show next generation measurement technology, in order to test super-wideband- and fullband-capable mobile phones, voice-controlled IoT devices and ANC headphones.
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Tektronix Launches AWG70000B for More Accurate Simulation of Fast-Changing Real-World Signals
February 19, 2019 by audioXpress Staff

Tektronix Launches AWG70000B for More Accurate Simulation of Fast-Changing Real-World Signals

Tektronix launched the AWG70000B Series Arbitrary Waveform Generator with new features that enable it to fully support the testing of complex electronic warfare, new-generation wireless communications systems that require the ability to dynamically alter signal sequences during test scenarios and other types of advanced research.
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audioXpress March 2019 Is Now Available. Time for Audio Test and Measurements!
February 11, 2019 by audioXpress Staff

audioXpress March 2019 Is Now Available. Time for Audio Test and Measurements!

Get to the bench, it's Test and Measurement time. In this edition, you will find a Market Update with the latest audio measurement solutions available to the audio industry. Stuart Yaniger reviews the new Earphone Audio Response System from miniDSP, Joe Begin explains how to measure speech intelligibility, and Jonathan Novick details how to use external attenuators for measurements. Geoff Hill discusses why total system efficiency should be the target in loudspeaker design, and Dimitri Danyuk explores a discrete high output current buffer with JFET input.
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Meyer Sound Introduces M-Noise Test Signal for ‘Real World’ Loudspeaker SPL Measurements
January 21, 2019 by audioXpress Staff

Meyer Sound Introduces M-Noise Test Signal for ‘Real World’ Loudspeaker SPL Measurements

Meyer Sound has introduced M-Noise, a new test signal that will promote standardized measurement of a loudspeaker system’s maximum linear output. A mathematically derived test signal that effectively emulates the dynamic characteristics of music, according to Meyer Sound, M-Noise enables a far more accurate measurement of a loudspeaker system’s linear peak SPL in any application requiring reproduction of musical content.
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Audio Precision Releases APx Software Version 5.0 Adding Transfer Function Measurement, Cross-Spectral Analysis Of Arbitrary, Broadband Signals
December 20, 2018 by audioXpress Staff

Audio Precision Releases APx Software Version 5.0 Adding Transfer Function Measurement, Cross-Spectral Analysis Of Arbitrary, Broadband Signals

With the announcement of its brand new APx555 B Series two-channel audio analyzer, Audio Precision also unveiled the updated version 5.0 of its APx audio measurement software. With this release, AP has added the ability to measure the transfer function of electronic audio and electroacoustic devices using any broadband signal. Release 5.0 also enables electronic activation of software option licenses, eliminating the iButton requirement for such options with earlier versions of APx audio measurement software.
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Audio Precision Introduces B Series APx Analyzers with Improved Specs and Capabilities
December 19, 2018 by audioXpress Staff

Audio Precision Introduces B Series APx Analyzers with Improved Specs and Capabilities

Audio Precision announced the introduction of the APx555 B Series two-channel audio analyzer. The B Series APx analyzers are the successor platform to Audio Precision’s original, or Legacy, APx platform. The second-generation APx555 offers improved sine generator frequency stability, lower system residual distortion, single-ended, balanced analog output and an optional ADC test mode which provides VBias, a common mode DC Bias.
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