> It seems to me that any change in the length of the string because of > poor seating on the bridge or deformation of the bridge surface, would > be insignificant. However, that said, I believe that a poorly seated > string coupled to the a loose bridge pin actually lowers the pitch > because it is as if the pulse traveling along the string suddenly thinks > that the bridge pin is part of the string and thus a longer string length. > > > Michael Wathen Right, and since the string excursion is elliptical, a lower pitch comes from the horizontal motion (from the flagpoling pin), than comes from the vertical motion. Result - false beat. Seating the string jams it into the notch edge enough, sometimes, to stop the flagpoling, which temporarily clears up the false beat. Ron N
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