It only really fits in one place, to the treble side of the stick that connects the same two elements on a Steinway. Under the bottom of the 6th octave. Has been effective from low 5th octave to the top of the 7th but not always so obvious a range. Chris Solliday RPT ----- Original Message ----- From: "David Ilvedson" <ilvey at sbcglobal.net> To: <caut at ptg.org> Sent: Friday, February 26, 2010 3:36 PM Subject: Re: [CAUT] [pianotech] Riblets > You install it in the general area of the killer octave, where it will fit? There is not an exact placement...like middle of killer octave...? > > David Ilvedson, RPT > Pacifica, CA 94044 > > ----- Original message ---------------------------------------- > From: "Chris Solliday" <csolliday at rcn.com> > To: caut at ptg.org > Received: 2/26/2010 12:15:21 PM > Subject: Re: [CAUT] [pianotech] Riblets > > > >Hi Jeannie, > >It is a turnbuckle that connects the rim to the belly rail. Fasten with 6 or > >7 wood bolts, that are provided. I dry fit it by holding the thing in place > >and screwing the buckle out a bit so it will stay in place, mark the holes > >with a punch and remove the resonator then drill all my holes, use screw > >lube, I use beeswax. Tighten wood bolts with a socket wrench. A little > >turning of the buckle and you're in.Tighten to just get it snug and then a > >little more and listen, go in 1/16th turns and listen, it usually doesn't > >take much, and there is a point where going beyond diesn't do any mor > >improving. And there is the point that is way beyond. Do not over tighten as > >our friend from Ithaca can testify, you can tear out the belly rail if you > >try hard enough. Takes about 1/2 hour. Support is more evenly distributed > >along the belly rail. Projection, power and clarity are improved. > >They come with very detailed installation instructions. > >Chris > >----- Original Message ----- > >From: "Jeannie Grassi" <jcgrassi at earthlink.net> > >To: <caut at ptg.org> > >Sent: Friday, February 26, 2010 2:59 PM > >Subject: Re: [CAUT] [pianotech] Riblets > > > >> Hi Chris, > >> Can you please go into a bit more detail about installation of these. > >> Thanks, > >> jeannie > >> > >> -----Original Message----- > >> From: caut-bounces at ptg.org [mailto:caut-bounces at ptg.org] On Behalf Of > >Chris > >> Solliday > >> Sent: Friday, February 26, 2010 11:49 AM > >> To: caut at ptg.org > >> Subject: Re: [CAUT] [pianotech] Riblets > >> > >> The device is the Grijalva Treble Tone Resonator (Pianotek part # RH-4TRL) > >> and it would improve your problem, it might even do so amazingly, I just > >> wouldn't want to promise that much always, as results vary. > >> I have put over ten of these on and have always been satisfied, sometimes > >as > >> I said the results are truly superior. Soundboard Geritol. > >> Chris Solliday, RPT > >> ----- Original Message ----- > >> From: "Ron Nossaman" <rnossaman at cox.net> > >> To: <pianotech at ptg.org>; <caut at ptg.org> > >> Sent: Friday, February 26, 2010 12:50 PM > >> Subject: Re: [CAUT] [pianotech] Riblets > >> > >> > >> > Andrew Anderson wrote: > >> > > The school whose Steinways I service would like to ameliorate the poor > >> > > balance between bass and treble in their D. This D was a really weak > >> > > treble. Voicing the hammers up makes for a harsh attack but doesn't > >> > > seem to address power. > >> > > > >> > > Could someone who has utilized riblets on a S&S D comment on their > >> > > experience. > >> > > >> > I haven't dried riblets on a D, but I know of a couple of > >> > instances where it was tried, and heard one of them first > >> > hand. The consensus was that it was somewhat less bad, but not > >> > really better. Still, it's worth a try for the price of making > >> > a couple. I think the belly rail, unsupported through the top > >> > half of the scale by other than the "little stick", offers > >> > more potential, however. Pianotek sells a turnbuckle adjusted > >> > brace that will likely help more than riblets. > >> > > >> > Or if you'd like a more extensive modification... > >> > Ron N > >>
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