Yes I am aware that my good friend passed. Miss him a bunch. Joe Goss RPT Mother Goose Tools imatunr at srvinet.com www.mothergoosetools.com ----- Original Message ----- From: <wimblees at aol.com> To: <caut at ptg.org> Sent: Monday, May 29, 2006 2:54 PM Subject: Re: [CAUT] Erard piano > Joe > > Didn't you know that Newton died about 2 years ago? > > Wim > > -----Original Message----- > From: Joe And Penny Goss <imatunr at srvinet.com> > To: College and University Technicians <caut at ptg.org> > Sent: Mon, 29 May 2006 12:54:41 -0600 > Subject: Re: [CAUT] Erard piano > > Hi Wim, > Sounds like something Newton Hunt would do <G> > No harm asking. > Joe Goss RPT > Mother Goose Tools > imatunr at srvinet.com > www.mothergoosetools.com > ----- Original Message ----- > From: <wimblees at aol.com> > To: <caut at ptg.org> > Sent: Monday, May 29, 2006 12:38 PM > Subject: Re: [CAUT] Erard piano > > > > Thanks Ed, for this information. Unfortunately, although this all > makes > > sense to a piano technician, this guy is a piano player, and all he > > wants is someone to do the work. But he needed some specs to tell the > > technician what is right. Apparently he can't find someone in his > area > > that is capable of doing this. (Maybe I can ask him if he'll fly me > > over there to do the work) :) > > > > Wim > > > > -----Original Message----- > > From: A440A at aol.com > > To: caut at ptg.org > > Sent: Mon, 29 May 2006 14:20:52 EDT > > Subject: Re: [CAUT] Erard piano > > > > << > My problem is that I cannot find an expert who will give me the > > correct > factory hammer blow distance and factory key depth, as well > > as damper > regulation.<< > > > > You can find the proper keydip by understanding that the sharps must > > not > > go farther than approx. 1 mm above the tops of the naturals when > > depressed, > > and they cannot be above 13 mm above the naturals when at rest. This > is > > your > > range of keydip. The hammers must not lie on the rest rail, nor be > more > > than 5 > > mm above it. This is your hammer range. Let-off can be set at 1 mm > > throughout > > the scale for a beginning specification. You should then be able to > > find a > > comfortable set of specs that are tailored to the performers sense of > > touch by > > varying the amount of aftertouch. ie. if you want to reduce the > > aftertouch to > > a minumum, (which will be the fastest action), lower your hammers or > > raise > > your keydip, or a little of both. You may then want to set your > let-off > > to just > > > > below the lower excursion limit of the string when the string has > been > > struck > > as firmly as the performer is likely to play it. The drop should > leave > > the > > hammer at exactly the same height as let-off. Springs should be as > > strong as > > possible without being felt in the key upon hammer release. > > The knuckle should be in contact with the top of the jack, but no > more > > than > > that. The distal edge of the jack should be even with the distal edge > > of the > > knuckle core. > > The dampers should begin to lift when the hammer is halfway to the > > string. > > > > Ed Foote RPT > > http://www.uk-piano.org/edfoote/index.html > > www.uk-piano.org/edfoote/well_tempered_piano.html >
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