> I am not an acoustician, but I think it is incorrect to consider sound and > vibration as two different types of energy. Sound IS vibration. Sound is not vibration. Sound is "the sensation perceived by the sense of hearing". Ed Foote RPT http://www.uk-piano.org/edfoote/index.html www.uk-piano.org/edfoote/well_tempered_piano.html <BR><BR><BR>**************<BR>Dell Mini Netbooks: Great deals starting at $299 after instant savings! (http://pr.atwola.com/promoclk/100126575x1221972443x1201442012/aol?redir=http:%2F%2Fad.doubleclick.net%2Fclk%3B214819441%3B36 680237%3Bi)</HTML>
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