In a message dated 2/11/2010 3:26:23 P.M. Central Standard Time, McNeilTom at aol.com writes: I would expect that the unison is quite well in tune, but that the three strings are energized slightly differently (hammer mating?) and/or that complex acoustic coupling at the bridge is causing the motions of the strings to change over time. Sounds like the usual suspects. It's that dadgum complex acoustical coupling that gets me. Probably a piano manufactured by Kamasutra. P -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/caut.php/attachments/20100211/ed680b1a/attachment.htm>
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