I wouldn't say my ears are blown, Donny. Other parts may have been, from time to time, though...

Maybe this might jog your memory.. http://en.wikipedia.org/wiki/Equal-loudness_contour .

Like most things in the human body, like our eyesight, or sense of touch, it can be fooled. Recognizing when that happens is important, because that other organ (our brain) is the most easily fooled of all. Assuming it's right all the time is what gets many of us into areas we could be wrong about...