Quote:
Originally Posted by Aud Dr
How do they measure "95 decibels"? Is this just up to the officer's judgement? What distance is the measurement taken from?
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Probably a sound meter. And you need more than "95dB", is it dB(a), which mimics the way the human ear gears different frequencies...?
The test should state a set distance from the vehicle too, front, rear etc.