On December 24, 2016 4:50:58 PM EST, John R Pierce <pierce@xxxxxxxxxxxx> wrote:
>On 12/24/2016 1:43 PM, H wrote:
>> Has anyone come across a device that could cancel out the noise from
>servers, ie. the fan noise? I have a server rack near my office and
>would like to see if i can decrease the noise level. It would seem to
>me that the steady drone of the fans could be cancelled out to a large
>extent.
>
>thats really hard to do because the noise source is diffused, and
>reaches your ears via multiple paths, plus your ears aren't at a fixed
>location.
>
>Its easier to move the servers to somewhere you won't hear them, like a
>
>server closet that you can soundproof and add forced ventilation to.
>or wear earplugs.
>
>
>
>--
>john r pierce, recycling bits in santa cruz
>
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Interesting. In my case i wanted to decrease the amount of noise escaping through an open door (which can not be closed.) After reading the various comments i think I might search for acoustic blankets for musicians.
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