[CAUT] [pianotech] Riblets

[Chris Solliday]

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
> >>