News
Effective from July 1st 2019, new electric and hybrid cars in Europe are required to produce an acoustic warning sound when operated below a certain speed. This measure is…
Methods
How do manufacturers, repairers and re-furbishers test the quality of the acoustic responses of the microphones and speakers in smart devices?
Testing
The second and last part of this article continues with the installation of the high-end audio sound system in the customer’s house. We also discuss several aspects of service and repair, as well as quality control management. The article ends with a recap of the most important points from part I and II.
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Testing
When talking about high-end audio systems, what comes to mind are incredible sound reproduction and reliability; an ultimate sound experience. What would we like to take for granted? That the best materials are being used. How we feel about the sound we hear is down to personal taste – a subjective judgement. On the other hand it is necessary to create objective tests that produces reliable, comparable and traceable results. This is how we do it.
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Testing
This is the second of two articles addressing the question of how to test the quality of loudspeakers. My recently-published article in the LIS2017 magazine inspired me to write about this in my blog. In this second part, we get more into the implementation.
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Testing
Recently, the LIS2017 magazine published my article about Quality Control EOL testing of acoustic devices. This inspired me to share the information in this blog. I divided the topic into two articles. An understanding of the basics and careful planning will prevent you from having to struggle in the latter stages. In this first part I will guide you through the design and preparation of the test and the test environment. The second part will cover system calibration & maintenance.
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