That explanation helps. It wasn't clear which part of the tool was aligned with what. I assume both ends of the tool would lie in the same plane on a flat surface. About how long is the flat area of the tool that rests on the strings? Do you have a guess what your resolution of measurement is? It's an elegantly simple tool... --Cy Shuster-- Rochester, MN ----- Original Message ----- [link redacted at request of site owner - Jul 25, 2015] To: "Pianotech" <pianotech@ptg.org> Sent: Tuesday, February 24, 2004 8:27 AM Subject: Re: Lowell Gauge...was Down Bearing > David, > > Didn't the photos show it all? It is a straight stick of wood with a > notch cut in it. You hold it flat on the string plane and measure the > gap between the end and the string rest. I showed the stacking gauges I > use. This tells me what the bearing condition is. I am only interested > in the total bearing not whether the bridge is tilted or what. In the > type of pianos I work on I have never sean a situation where a slight > tilt to the bridge was found to be the source of a tonal problem. It may > be a symptom but not the cause. I guess somewhere there are pianos with > serious bridge role, but expect that by the time this develops many > other things have gone wrong as well.
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