All items tagged with test and measurement (386)
AverLAB Audio Analyzer by Avermetrics is Now Shipping
November 2, 2017 by audioXpress Staff

AverLAB Audio Analyzer by Avermetrics is Now Shipping

An innovator in audio and electronic production test systems since 2011, Avermetrics has now begun shipments of its new AverLAB portable audio analyzer, opening a completely new application segment for the company. AverLAB is the first audio analyzer to natively support both Mac and Windows computers and, at just $3000, it offers a level of features and performance that was previously only attainable at triple the price.
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NTi Audio Offers Professional Noise and Sound Power Reports with the XL2 Sound Level Meter
October 31, 2017 by audioXpress Staff

NTi Audio Offers Professional Noise and Sound Power Reports with the XL2 Sound Level Meter

Providing reports that look professional and contain detailed relevant information is a must for any professional noise and acoustic consultant. The powerful Data Explorer Software from NTi Audio provides such reports using data acquired directly from the XL2 Sound Level Meter. The Sound Power Reporter PC software now completes the essential tools needed for sound power measurements by evaluating and reporting on the measured data recorded with the XL2.
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New Generation of Brüel & Kjær’s High-frequency Head and Torso Simulator
October 19, 2017 by audioXpress Staff

New Generation of Brüel & Kjær’s High-frequency Head and Torso Simulator

In response to the trend towards high-quality audio in mobile phones and the increasing popularity of headphones and headsets for communication and entertainment, Brüel & Kjær has developed the new High-frequency Head and Torso Simulator (HATS) Type 5128. The new HATS was shown for the first time in public at the 143rd AES convention in New York. The improved version of the “green man” will open a new world of opportunity for the audio industry.
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GRAS Sound & Vibration Announces New 146AE Rugged Microphone Designed to Perform Under Harshest Conditions
October 19, 2017 by audioXpress Staff

GRAS Sound & Vibration Announces New 146AE Rugged Microphone Designed to Perform Under Harshest Conditions

GRAS Sound & Vibration introduced a new, extra durable, high-performance measurement microphone. Designed with the automotive industry in mind, because of its ruggedness, the new GRAS 146AE may have appeal to many industries. The new measurement microphone is shock-resistant, waterproof, dust- and oil-resistant and able to withstand extreme high or low temperatures – all without compromising measurement quality.
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Fundamentals of Headphone Electroacoustic Measurements
October 16, 2017 by audioXpress Staff

Fundamentals of Headphone Electroacoustic Measurements

Due to the close coupling of earphones to the ears and the acoustic transmission paths involved, headphone measurements are complicated. This 26-page application note discusses these challenges, headphone types, measurement standards, headphone acoustics, acoustic test fixtures required for measuring headphones, and the practical aspects of headphone measurements. An overview of the key electroacoustic measurements used to characterize the audio quality of headphones and earphones is also provided.
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Oscium Announces iMSO-204x Mixed Signal Oscilloscope with Universal OS Support
September 28, 2017 by audioXpress Staff

Oscium Announces iMSO-204x Mixed Signal Oscilloscope with Universal OS Support

Oscium announced the iMSO-204x, that transforms a smartphone, tablet or computer into a mixed signal oscilloscope. This is the first Oscium solution with universal platform support (iOS, Android, PC, Mac). Recognized for the flexibility to work with touch-screen interfaces, Oscium's oscilloscopes have traditionally worked with iOS only but with this new product the company is adding also support for Android, PC and Mac platforms, expanding its appeal on any workbench.
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A Platform for Expanded Possibilities: The New Klippel Analyzer 3
September 27, 2017 by Manuel Spehr

A Platform for Expanded Possibilities: The New Klippel Analyzer 3

Klippel GmbH is celebrating its 20th anniversary in 2017. To celebrate, Klippel launched its new Klippel Analyzer 3 (KA3). The Klippel Analyzer 3 is an hardware platform for R&D modules and Quality Control (QC) tasks that performs the data acquisition and real time processing. It is connected to a Host-PC / dB-Lab via USB 2.0, and accepts a series of KA3-Frame and Cards to plug in. This article was originally published in Voice Coil, September 2017.
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Audio Precision Introduces Next-Generation APx Bluetooth Duo Module
September 27, 2017 by audioXpress Staff

Audio Precision Introduces Next-Generation APx Bluetooth Duo Module

Audio Precision unveiled their next-generation Bluetooth I/O module for APx Series audio analyzers. The APx Bluetooth Duo module incorporates all the capabilities and features of AP’s original Bluetooth module, while delivering a wider selection of A2DP codecs, faster pair and connection times, an increased feature set within APx500 measurement software, and improved RF shielding for use in production test environments.
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Headphone & Headset Measurements Presented by Listen and G.R.A.S. – Chicago and Boston Seminars
September 13, 2017 by audioXpress Staff

Headphone & Headset Measurements Presented by Listen and G.R.A.S. – Chicago and Boston Seminars

Following previous sessions on the West Coast, in response to popular demand, Listen and G.R.A.S. Sound & Vibration have announced new headphone testing seminars in Chicago (October 13) and Boston (October 16). The jointly promoted training events allow participants to learn about the latest in headphone test systems and methods from design to EOL Test. There is no charge for this one-day seminar and lunch will be provided, but participants should register asap.
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Practical Applications for SPL Meters
September 6, 2017 by Ethan Winer

Practical Applications for SPL Meters

Following his original 2008 essay on sound pressure level (SPL) meters, in this article for audioXpress published in March 2015, Ethan Winer considers some practical applications for a basic SPL meter, such as calibrating loudspeaker levels and measuring room acoustics, using a simple Galaxy Audio CM-130 SPL Meter as an example. He then moves on to a more sophisticated model, the NTi Audio XL2.
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