---------- > From: Delwin D Fandrich <pianobuilders@olynet.com> > To: pianotech@ptg.org > Subject: Re: more heresy > Date: Tuesday, September 16, 1997 8:31 AM > > Richard Moody wrote: > > > > ---------- > > > From: Hrschm@aol.com > > > To: pianotech@ptg.org > > > Subject: Re: more heresy > > > Date: Monday, September 15, 1997 7:46 AM > > > > > > In a message dated 97-08-20 10:46:44 EDT, you write: > > > > > > << > > > Estimates of string downforce against the bridges of modern pianos > > > varies from about 0.5% to 1.5% of overall scale tension. > > > > Is there a formula to compute this down bearing? I am looking for > > one that computes the down bearing of a single string, given its > > tension and deflection. > > Richard Moody > > See "The Piano - Its Acoustics," by W.V. McFerrin, Chapter 9. > > --ddf Anybody have a copy they want to sell? Richard Moody
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