Ron, Can I just clarify? This "pinging" is not due to small notches worn into the string, and trying to remain in position on the bridge/agraffe? Bruce Browning The Piano tuner. > The problem is the friction on the understring felt. Relieving > that with applications of Protek, brass inserts, weasel > grease, heat shrink tubing, or fairy dust, would make the > problem go away. Alternately, it could be fixed for real by > eliminating the problem altogether rather than dodging it. > Ron N > >
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