Davie, At 08:42 PM 3/4/2005, you wrote: >I went through this before (and on the list as well) and emailed Eric a >couple of times. The lacquer I have is also 26% solids and 10:1 doesn’t >do much, if anything. It is not supposed to do a lot in that kind of solution. Cheers. Horace > To build up the hammers I still use a series of strengths from 3:1 for > the upper end where the hammers are always too soft. 4:1 in the lower > treble and upper tenor, and 5:1 for the lower part of the piano. If > that doesn’t get there I prefer to file though sometimes a second > application is necessary. Sometimes I back off on the solution > depending on the piano and the goal. You have to play it by ear > ☺. For sharpening the attack only, I still use a very dilute key-top > solution out of a 2oz hypo oiler (fine tip). I dissolve one keytop in 8 > oz of acetone and then cut that in half with an equal amount of pure > acetone. I prefer the plastic solution for sharpening the attack > slightly on the crown because it seems to needle out better, but I like > the lacquer for building up the hammer density overall. ! >In your case, since the piano already has power, I would opt for a >relatively dilute lacquer solution (5:1 or 6:1) or the KT solution as >described and put a thin line across the top of the hammer or three small >drops, one on each string groove. > >Depending on which class you take the strength of the solution >varies. Not that long ago they were advocating 3:1. 5:1 must be a new >step in the technology. Or, the hammers are coming out of the factory >harder, which they very well might be. > > >David Love >davidlovepianos@comcast.net >\ > >-----Original Message----- >From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On >Behalf Of Tom Driscoll >Sent: Friday, March 04, 2005 9:33 PM >To: Pianotech >Subject: lacquer-voicing > >List, > I attended a voicing class sponsored by Steinway and presented by > Eric Shandall this week at Steinerts in Boston. > Eric outlined some lacquer techniques and suggested using water white > nitrocellulose lacquer that was 12% solids by weight and thin with > acetone 5 to lacquer 1. > > I have a source for the above mentioned lacquer, but it is 26% solids > by weight.Logic tells me that I just need to thin this 10 to 1 to acheive > the same ratio. Am I on track here? > Your comments as always appreciated. > > P.S. > He applied this ratio to the strike point (3 small drops) at the > beginning of the presentation on a note that had a weak attack . At the > end of the presentation (90 min) the note had come up quite well. > I'm going to try this on 20 year old B that I have just regulated > .Hammers reshaped with very little wear .Sustain and power are good but > the attack is very weak and the pianist would like this piano to come up. > Mr. Shandall also outlined other methods of his voicing techniques > that is part of a longer class he is offering next week at the upcoming > pacific northwest convention. > We had a nice crowd on a very snowy night and Steinerts was very > gracious with their hospitality. > Tom Driscoll RPT > > > > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives
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