At this point I'm bowing out of the discussion, Ron. Why it is that you refuse to believe that both phenomena may be at play in the excitement of a soundboard so that it emits an audible tone ( and so both phenomena contribute to it) I do not know. But please feel free to respond to this last post of mine on the subject, free of any written response from this end. Thumpe -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20130201/69b58829/attachment.htm>
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