> Date: Tue, 08 Apr 1997 06:50:55 -0700 > From: Warren Fisher <fish@COMMUNIQUE.NET> > Subject: Re: I Raise the pitch...on the pitch raise. > To: pianotech@byu.edu > Reply-to: pianotech@byu.edu Hi Warren, Yep, I always tap it down before bringing it up and your right that has helped. I have also occasionally put a drop of liquid wrench on the tuning pin coil on a real scary looking piano. David ilvedson, RPT Pacifica, CA > David ilvedson wrote: > > > I have a phobia towards broken strings. I would rather > > raise a bit than lower a bit. > > David, > > On the initial pitch raise do you break the tuning pin flat first before > you go up in pitch? This simple procedure reduced my string breakage on > pitch raises by about 80%. It will also allow you to add 10% of the > original measured flatness to the high treble section (around F5 and > above) to offset excessive flatness in that area. I use 12.5% overpull > in the bass and this leaves it slightly flat afterwards. The problem > with not overpulling at all is that many times you may be still chasing > the pitch several tunings later and that there will be enough drop off > in the treble to destroy your octave stretching up there. I find it to > be more stable in the long run to tune it down from a slightly sharp > position after a pitch raise. Just my opinion. > > Warren > -- > Home of The Humor List > Warren D. Fisher > fish@communique.net > Registered Piano Technician > Piano Technicians Guild > New Orleans Chapter 701 > >
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