Ron, Is not it more or less a back post problem , that allows the soundboard to be less stiff in there , is not one missing under the killer zone ? Tell that because of the use I've seen of an metal apparatus to reinforce the linkage there . Regards. Isaac OLEG > -----Message d'origine----- > De : pianotech-bounces@ptg.org > [mailto:pianotech-bounces@ptg.org]De la > part de Ron Nossaman > Envoye : vendredi 22 novembre 2002 16:52 > A : Pianotech > Objet : Re: S&S D Duplex > > > > >"Piano factories are very realistic places." > > > >Unfortunately the statement above is very true. Rather > than redesign the > >entire belly of a piano, you can just add these little > thingees to the > >rear duplex and sell just as many pianos - maybe more > because they are > >shiny! THAT, is being realistic. It has more to do with > the accounting, > >design and marketing departments than with what goes on in > the noisy part > >of the factory. > > > >Terry Farrell > > I forgot to add that be it the technical folks in the > factory, or the > individual technician trying to make the thing sound less > bad, the first > requirement for an effective and dependable fix is an > understanding of the > cause of the problem. Those realistic factory folks and > most of us techs > will just try to deal with the symptoms. In the case of the > company with > the patent on the duplex scale, the soundboards are still > being made > essentially the same way as they were then, with presumably > the same killer > octave problems now as then. If anything, the killer > octaves are probably > worse now than then because they have since decided to thin > the panel in > the treble. > > Ron N > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives >
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