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Technical and scientific discussion of amps, cables and other topics.

Re: Hearing is only part of the human aural perception.

cj : ""
This somehow proves what you PERCEIVED ultrsonically is no imagination.""

I'm not sure how rigorous the study was, but it does indeed tend toward's my personal experience.

I proved it easily enough..with my back to the source, I simply raise my hand when the background noise drops. Works 100% of the time..but I can't hear the U/S.

Lord knows what it was doing to my hearing. We make sure the techs always use hearing protection as a result.

Cheers, John



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