Quiet Please! NVH Is Becoming More Important Than Ever

Automakers spend a lot of time focusing on noise, vibration and harshness (NVH). That’s because many consumers demand vehicles that are as quiet as possible. Operating conditions and frequency ranges typically vary by vehicle. For instance, luxury coupes are traditionally much quieter than compact hatchbacks. “NVH is something that we can all identify with,” says

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What is NVH?

Noise, vibration, and harshness (NVH), also known as noise and vibration (N&V), is the study and modification of the noise and vibration characteristics of vehicles, particularly cars and trucks. While noise and vibration can be readily measured, harshness is a subjective quality, and is measured either via “jury” evaluations, or with analytical tools that can provide results reflecting human subjective

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