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A comment on I almost lost my hearing from the lid on the tank of a toilet. Parent comment

Re:I almost lost my hearing from the lid on the tank of a to... by biggieshellz on Sunday April 01, 2018 @03:15PM (#16729921)
That's correct. Even in a factory environment, where most of the noise is in the lower frequencies, you'll still end up with a noise notch at 4 KHz. It has to do with the anatomy of the ear.
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