All items tagged with audio measurements (148)
Audio Precision APx500 Flex Now Supports 16 ASIO Channels at No Extra Cost
September 19, 2025 by Joao Martins

Audio Precision APx500 Flex Now Supports 16 ASIO Channels at No Extra Cost

Audio Precision announced a significant upgrade to its APx audio analyzer series. Originally introduced in 2019 as their most affordable way to perform audio measurements, APx500 Flex now includes support for up to 16 ASIO channels. The APx500 Flex audio analyzer solution authorizes Audio Precision’s APx500 measurement software to operate independently of an AP hardware analyzer, with licensing controlled by an APx500 Flex Key.
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Next-Generation Klippel Loudspeaker Parameter Measurement — Fast Large Signal Identification (FLSI)
September 4, 2025 by Jonathan Gerbet

Next-Generation Klippel Loudspeaker Parameter Measurement — Fast Large Signal Identification (FLSI)

Klippel introduced the Large Signal Identification (LIS) and Linear Parameter Measurement (LPM) software tools 25 years ago to measure linear and nonlinear loudspeaker parameters in conjunction with Klippel analyzer hardware. To advance the state of loudspeaker parameter measurement, Klippel has now developed the Fast Large Signal Identification (FLSI), a new measurement software module designed to replace both LPM and LSI.
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Dayton Audio OmniMic 40k and Digital Audio Test System Loudspeaker Analyzer (DATS LA) Measurement Tools
August 27, 2025 by Vance Dickason

Dayton Audio OmniMic 40k and Digital Audio Test System Loudspeaker Analyzer (DATS LA) Measurement Tools

This article offers an overview of Dayton Audio's new OmniMic 40k and the Digital Audio Test System Loudspeaker Analyzer (DATS LA). The OmniMic 40k is a substantial upgrade from the original Dayton OmniMic V2 measurement system, while the new DATS LA is an entirely new loudspeaker measurement analyzer and software, using a patented DC offset bias technique to derive both small and large signal parameters, including both linear and nonlinear output capability.
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Standardized Automotive Audio Measurements
August 20, 2025 by Steve Temme

Standardized Automotive Audio Measurements

In 2023, the Audio Engineering Society (AES) Technical Committee on Automotive Audio proposed a standardized measurement configuration for in-car audio systems. This article builds on that work, using the same configuration to make a more comprehensive suite of measurements, including seat-to-seat spectral uniformity, THD, advanced impulsive distortion, as well as creating a foundation for a much wider range of in-car measurements.
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Listen Introduces New AudioConnect 8×8 Audio Measurement Interface
August 20, 2025 by Joao Martins

Listen Introduces New AudioConnect 8×8 Audio Measurement Interface

To do hardware, or to stay with software? That is a question that many companies ask frequently, only to be pressured by the market to do both. As a leading audio and acoustics test and measurement company, Listen Inc., continues to complement its SoundCheck audio test software with more interface options in order to streamline operations in the lab, field, or production line. The new AudioConnect 8×8 is a versatile, high-performance solution for high channel count applications, offering microphone power and TEDS compatibility.
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HEAD acoustics Releases ArtemiS Suite 17
July 14, 2025 by audioXpress Staff

HEAD acoustics Releases ArtemiS Suite 17

HEAD acoustics updated its ArtemiS Suite modular software platform for measuring and analyzing sound and vibration. Released a year and a half since the latest major update, ArtemiS Suite 17 improves the software with new tools, optimized workflows, and extended MATLAB integration for custom scripting and advanced automation. The update enables more accurate measurements and more efficient analysis, including in the fields of structural dynamics and transfer path analysis, hybrid modeling, and NVH development.
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Listen Announces SoundCheck 23 Release with Improved Graphics Performance
June 20, 2025 by Joao Martins

Listen Announces SoundCheck 23 Release with Improved Graphics Performance

Listen released SoundCheck 23, a new feature-rich update to its flagship audio test software. SoundCheck 23 includes many new features for both R&D and production users, including real-time tonal masking curves for detailed perceptual audio analysis, a new multichannel oscilloscope, and a new time/ frequency cursor for recorded Stweep waveforms. This update also introduces support for AudioConnect 8x8, Listen’s new multichannel interface. SoundCheck 23 also improve performance, particularly for graphical display, and updates the sequence editor for faster test development.
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Practical Test & Measurement Testing Power Amplifiers
June 17, 2025 by Adam Liberman

Practical Test & Measurement Testing Power Amplifiers

Power amplifiers present a unique set of testing challenges that are usually not encountered with digital or low-level analog circuits, as they must supply significant current as well as voltage to their loads. This comprehensive checklist on what is needed for testing power amplifiers covers the fundamental measurements, with specifics on how to best accomplish the tests using Audio Precision's APx series audio analyzers and APx500 measurement software.
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Practical Test & Measurement: Measuring HDMI Audio
June 11, 2025 by Steve Temme

Practical Test & Measurement: Measuring HDMI Audio

From its origins in 2002 as a new, smaller connector for HDTV, improving upon DVI and adding audio capability and consumer electronics control functions, High-Definition Multimedia Interface (HDMI) continuously evolved over the years to become one of the most widely adopted interfaces. Not surprisingly, testing audio over HDMI, given its multiple options and configurations, still induces many questions when it comes to measurements. This article provides practical answers to those questions.
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Klippel Announces Software Update and New Fast Large Signal Identification Professional (FLSI Pro) Module
April 9, 2025 by Joao Martins

Klippel Announces Software Update and New Fast Large Signal Identification Professional (FLSI Pro) Module

As one of the industry leaders in audio measurement and testing technology, any announcements from Klippel regarding new enhanced features and new products are of major importance to the audio industry. The company announced the release of a software update for the R&D (dB-Lab 212) and QC7 systems, introducing several new features and performance optimizations aimed at improving both the speed and precision of acoustic testing. More importantly, the update features the pre-release of the Fast Large Signal Identification (FLSI Pro) module.
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