News

20. October 2020

How to Test Bluetooth Devices

How to Test Bluetooth Devices

Bluetooth is the standard interface for wireless transmission of music and speech. It connects speakers, headphones, headsets and earphones to...

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29. January 2020

Measurement of A2B Microphone Modules

Measurement of A2B Microphone Modules

A2B* (abreviatura de Automotive Audio Bus) is a digital network technology from the Analog Devices Inc. company that connects the audio devices and components within a care ...

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20. November 2017

Let’s Clear Up Some Things About Sweeps

Let’s Clear Up Some Things About Sweeps

The second part of this article deals with the practical applications of sweep measurements on audio and acoustic systems. In addition to choosing the correct sweep method, it is important to adjust the parameters of the sweep to suit the test object being tested. This article provides some valuable tips.

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13. November 2017

Let’s Clear Up Some Things About Sweeps…

Let’s Clear Up Some Things About Sweeps…

Sweeps are a popular method in the field of audio measurement to describe the change in a measured output value over a progressing input parameter. The most commonly-used progressive input parameter is frequency varied over the standard audio bandwidth of 20 Hz to 20 kHz. But there is much more to a sweep. This article provides an overview as well as detailed explanations of various methods, parameters and optimizations concerning sweeps.

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18. April 2017

Let’s Clear Up Some Things About FFT

Let’s Clear Up Some Things About FFT

This second part of this series deals with specific aspects that are helpful in the practical application of FFT measurements. FFT measurements are used in numerous applications. The results are usually presented as graphs and are easy to interpret. For accurate FFT measurements, there are some things to look out for. This article provides valuable tips.

 

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