Thanks, David. I'll keep that in mind. I remember reading that article. Any idea app. when it appeared? Otherwise I'll dig through the back issues. :-) For my information. If one has to go to that much trouble, wouldn't it much easier/better to just replace them with new? Except maybe in antique type of instrument? Just wondering why one would take that much time. Avery At 05:02 PM 4/1/2006, you wrote: >It entails chucking up Q-tips in a drill, and polishing the agraffe holes >with them them. There was an article last year in the Journal written by >Paul Revenko-Jones, with very groovy pictures and everything. >Labor-intensive, but if you've ever encountered those agraffe zings >Avery's talking about, especially in a recording studio, as I have twice, >you start to see the value of preparing agraffes. > >The best to you, my brother...... > >DA > > > > > > David, > > Enlighten me about the Revenko-Jones-Protocol-prepared agraffes. I'm not > > familiar with them. > > Tom Servinsky > > ----- Original Message ----- > > From: <david at davidandersenpianos.com> > > To: "Pianotech List" <pianotech at ptg.org> > > Sent: Saturday, April 01, 2006 5:29 PM > > Subject: Re: Baldwin SD > > > > > >>> List (& especially any of you major rebuilders out there), > >>> > >>> Do any of you have any direct experience with an SD-6 #118127 (1952 I > >>> was told)? > >> > >>> My question is, there is a tone problem in the middle agraffe > >>> section. (It's so hard to describe > >>> sounds in an e-mail.) The dealer kept saying he thought it was > >>> primarily a hammer fitting/string > >>> leveling problem. Yes, there is some of that that needs to be done. > >>> But I believe it's a problem > >>> in the agraffes themselves. This isn't a hammer fitting type of > >>> sound. It's a distorted/zinging > >>> kind of sound. Like a termination problem or something not seated > >>> well. > >> > >>> Am I on the right track about the agraffes? Thanks. > >> > >>> Avery Todd > >> > >> Yup, I think you are; I've had the same thing happen on a couple > >> different > >> pianos with original agraffes---kind of a metallic "emphasis" on a > >> certain > >> overtone in the note played and exacerbated by volume. > >> > >> Here's what fixed it, TEMPORARILY, for me: let the string down one > >> quarter turn; the kink or bend in the string as it enters the agraffe > >> needs to be "massaged" to a point where it's "straighter." > >> Do that, return the string to tension, listen and repeat until the sound > >> diminishes. The real fix? Obvious. Restring the entire piano with > >> new, > >> Revenko-Jones-Protocol-prepared agraffes. > >> This would seem to be a great leverage point in the purchase price. The > >> strings are 50 years old; they're done, especially for a school > >> application. Sounds like a no-brainer to me. > >> Have fun. > >> > >> David Andersen > >> > >> > >> > >> > >> > >> > > > > > >
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