so without very high power sounds and the nonlinearity business the whole "Sound from Ultrasound" wouldn't work? Huh, I guess all this time I misunderstood it.

so without very high power sounds and the nonlinearity business the whole "Sound from Ultrasound" wouldn't work? Huh, I guess all this time I misunderstood it. for those curious http://en.wikipedia.org/wiki/Sound_from_ultrasound http://en.wikipedia.org/wiki/Sound_from_ultrasound