I could not have said it more clearly Ricardo! Bravo, Bravo! On donderdag, mei 8, 2003, at 22:43 Europe/Amsterdam, Richard Brekne wrote: > From: Richard Brekne <Richard.Brekne@grieg.uib.no> > Date: don mei 8, 2003 22:43:02 Europe/Amsterdam > To: oleg-i@wanadoo.fr, Pianotech <pianotech@ptg.org> > Subject: Re: hammer change - shaping > Reply-To: Pianotech <pianotech@ptg.org> > > Issac, Ed, and others.. > > Andre' went into this subject in some detail with me while we were > visiting during the Easter holidays. I think as I understand his point > that it is his contention that the voice of the hammer remains > basically > intact even through what is often considered rather severe wear. > Instead > of a complete reshaping job entailing re-mating hammers to strings, a > complete revamp of the voicing due to more significant changes in > hammer > mass and exterior tension, along with all the fine single string > voicing > and whatever other tone building processes one finds usefull.....,, > leaving the hammers unshaped allows one to simply touch up the existing > voicing without all the rest of it. And, I think the contention is, > with > similar results in quality. > > Thinking about this it is not sooooo off the wall. If the origional > shaping and mating was done well, then about the only thing that is > really changed with wear is the surface area that contacts the string. > There was an article not to long ago in the Journal about voicing at > the > extremes of the string marks on such hammers. > > I dont think we are talking about a flat top that extends 5 mm or > anything, but certainly more wear then is usual to allow for. After the > first reshaping then (by Andre's suggestion) and then waiting until > that > same amount of wear and tear again is apparent, roughly the same amount > of time will have passed as what you describe in a University > situation.... 3-4 years. And in both cases by then hammers are ready > for > replacement. > > Course Andre' will jump in and clarify wherever I have misunderstood > him, but on the surface of it... it seems to make some sense. Or what ? > > RicB Antares, The Netherlands see my website at : www.concertpianoservice.nl
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