Ron, Wouldn't that info be available at Yamaha? Alan -- Alan McCoy, RPT Eastern Washington University amccoy@mail.ewu.edu 509-359-4627 > From: Ron Nossaman <rnossaman@cox.net> > Reply-To: "College and University Technicians <caut@ptg.org>" <caut@ptg.org> > Date: Fri, 20 Jan 2006 22:30:40 -0600 > To: Pianotech <Pianotech@ptg.org>, <caut@ptg.org> > Subject: [CAUT] P22 scale > > > Having spent the last two days tuning mostly Yamaha P22s at around > 25%RH, from 70%+ RH just a few months ago, I have a request. Has > anyone out there ever taken complete scale data on a P22 that they > would be willing to send me? I'm curious how tension and break% > profiles correspond to the pitch change patterns I see in these > pianos, and I haven't yet had occasion or opportunity to take the > measurements. > > Looking for data to compare to observed reaction, for educational > purposes. > > Ron N > _______________________________________________ > caut list info: https://www.moypiano.com/resources/#archives
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