Ther are no real sounds in TPT
How Do You Enable Sounds? I Can't Hear It
I've caused something like that in FLS 10. It doesn't hurt. Bass at high frequency really hurts.
Haha, I was going to say dubstep, but you beat me to it. This, I think, would cause serious permanent damage to your ears. Still, It's pretty cool.
noise - thats what it is, an entirely analogue signal - continuesly fluctuating.