CHIPPEWA COUNTY — The superintendent of Lake Superior Academy is speaking out against a constant high-pitched noise affecting how they teach. The noise emits from a newly built Bitcoin mine in Dafter ...

I have a Dell Optiplex 980 on my desk at work. It outputs a high-pitched whine from the speaker-out. It's not that loud, but naturally it gets amplified when I turn up the volume on my amp. It's most ...

Our hearing picks up a limited range of sounds, limits that were used successfully to keep teenagers from congregating outside British grocery stores by a device called the “teenage sound repeller." ...

Recently my 19" Proview CRT started making a high pitched noise on and off. I thought it was a fan at first, but upon further inspection, I found that if I turned the monintor off, the noise went away ...