In reply to:

the triangle puts out substantial musical energy at 100 kHz

I rock out to cymbal all the time... little did I nkow that I wasn't enjoying all that musical energy. DAMN THESE HUMAN EARS OF MINE!

On a side note, 2X6 said, scientifically, with graphs and other supportable data, what I was trying to say without the benefit of steeped and esteemed knowledge about hearing and harmonics. Thanks, 2X6, for cutting through my B.S.