Patrick, I knew I heard that somewhere before. However, I think the reference goes to something else. Perhaps something more metaphysical or....? Dunno, just leaves a big hmmmmm/huh? in my vacuum.<G> Thanks Joe Garrett, RPT, (Oregon) Captain, Tool Police Squares Are I ----- Original Message ----- From: "J Patrick Draine" <draine@comcast.net> To: "Pianotech" <pianotech@ptg.org> Sent: Friday, June 04, 2004 1:58 AM Subject: Re: jack springs in drop action (Modified by J Patrick Draine) > Perhaps this post which I sent to pianotech several days ago will help? > > On Jun 4, 2004, at 4:09 AM, Dave Nereson wrote: > > > > > If it's only six, reach in with a hemostat, yank 'em out and put > > new > > ones. > > Am I the only one who recalls Jim Harvey's Rule of Sixes, to whit, that > if a half dozen of a set of piano components is failing, that's a clear > indicator that further trouble is just past the horizon. > Statistics fans, that's 6.8% of a set failing (and my vague vague > recollection from my sole stat class 30 years ago is that's hovering > around a typical standard deviation threshold). > > Patrick > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives >
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