Technical News

Acoustic measurements according to international recommendation ITU-T P.1150 In-car communication (ICC) systems help to improve communication in the vehicle between the occupants. To ensure a base level of functionality and quality of ICC systems, the international standardization body ITU-T has defined appropriate tests in Recommendation P.1150. HEAD acoustics has now implemented this recommendation as automated …

In-Car Communication: Measuring communication quality in vehicles with HEAD acoustics automated test suite Read More »

The last part of our first web-seminar series Acoustical Measurement of Sound System Equipment according to IEC 60268-21 was presented in August. You have accompanied us for over four months and we have produced over 20 hours of valuable knowledge about acoustical measurement. We are overwhelmed by the positive response we have received. We have updated our KLIPPEL LIVE site. …

Klippel LIVE on demand Read More »

Audio Precision invites you to this one-hour webinar on Open Loop Audio Test. Open loop test techniques are used to measure the performance of audio devices that do not immediately pass audio signals. This includes devices like media players, media streaming devices, audio and video recorders, smartphones, tablets and smart speakers. In this webinar, we’ll …

AP Webinar: Open Loop Audio Test Read More »

NTi Audio invites you to a free live webinar on Thursday 24 September 2020. More info and registration here!

Aaron Lutzo, Student at the University of Toledo Philadelphia, Pennsylvania alutzo@rockets.utoledo.edu Abstract As an acoustic transducer reproduces a sound, the pressure wave it creates propagates into free space. If there are two transducers located near each other playing a similar frequency, the wave fronts will experience a constructive and destructive interference pattern. More often than …

A Study of Off Axis Amplitude Response Due to Physical Transducer Separation Read More »

ADC & DAC Testing  By: Daniel Knighten August 19, 2020 @ 7am PT August 20, 2020 @ 5pm PT   Automotive: A2B By: Mike Martin September 16, 2020 @ 7am PT September 17, 2020 @ 5pm PT   Open Loop Audio Test By: Joe Begin October 14, 2020 @ 7am PT October 15, 2020 @ …

Upcoming Audio Precision Webinars Read More »

The time passed so fast. Our last three web-seminars on the IEC standard 60628-21 take place in this month. Save the dates and join us  Wednesdays at 5:00 pm (CEST). See more information and registration here

KLIPPEL Press Release 15. July 2020 The KLIPPEL Analyzer System has received another minor software update for both R&D and QC ap-plications. It is free of charge for any users of dB-Lab major version 210 or QC 6, respectively. The update provides new relevant tools for output-based testing of contemporary DSP-enhanced speakers, headphones and other …

What’s New in dB Lab 210 and QC 6.6? Read More »

Get Details and register HERE  

Version 6.0 of APx500 audio measurement software offers multiple simultaneous input types BEAVERTON, OREGON, June 10, 2020: Audio Precision today released the latest update to APx500 audio measurement software, version 6.0. With this release, APx software supports multiple simultaneous input types, enabling the concurrent measurement of up to 16 channels of digital and 8 channels of …

Correlated Cross-Domain Measurement & Reduced Test Time Read More »

Be part of it and join Wolfgang Klippel on his two paper sessions!   Paper Session 1: Linking Cost, Performance, End-User Satisfaction by Physical and Perceptual Assessment Monday, 15th June at 4:30 pm (CEST) Paper Session 2: Towards Digital-Electro-Machano-Acoustical Transducer Modules  Monday, 15th June at 5:00 pm (CEST) More information here  

Methods of acoustical virtual product development have been used for many years, especially in the automotive industry. They are continuous developing rapidly. For companies in consumer and professional audio, the question arises as to whether and how they can integrate virtual technologies into their product development and production processes. Discover advantages and different approaches for …

Developing Consumer and Pro Audio Products with Virtual Methods to Improve Quality Read More »

Recognizing that working from home away from the audio lab is restrictive for many audio engineers, the support team at Listen, Inc. has produced a series of videos outlining some of the things that you can do using SoundCheck without all your test hardware, enabling you to be productive when working from home. These focus …

Press Release from Listen, Inc.: Working from Home with SoundCheck Videos Read More »

April 20, 2020. How can you apply the new IEC 60268-21 standard in practice? Or how can you investigate speaker-room interaction? And what is the best way to measure and interpret signal distortion?These and other topics will be discussed in the new free webinar series KLIPPEL LIVE as we continue to educate and support loudspeaker …

MEET US ON KLIPPEL LIVE Read More »

SoundCheck 18, the latest release of Listen, Inc.’s flagship audio test and measurement system, contains many new features focused on automation and simplicity. Some of these are specifically designed for large-scale integration in factory environments, while others are designed to accelerate R&D testing, particularly where multiple channels are required and/or voice-activated devices are being tested. …

Listen Releases SoundCheck 18 – New Features for Large-scale Integration and Multi-channel / Voice-activated Device Testing Read More »

March 19th, 2020 For Rocking Mode Analysis (RMA), KLIPPEL improved the robustness of the identification process and simplified the operation. RMA can now read 3D vibration data from KLIPPEL Scanning Vibrometer System (SCN) data-containers, simplifying the way data is stored and imported. KLIPPEL has condensed the result presentation in the main output window “RMA Result” …

What’s New from KLIPPEL Read More »