Pianodisc, Midi files and such

[Dave Bunch]

Well, you would think they might but I have installed about 120 of these
systems and serviced countless others over the past eleven years and have
not seen this happen yet. Not even on commercial applications where the
system plays eighteen hours a day. I am not worried at this point :-)

Dave

----- Original Message -----
From: "gordon stelter" <lclgcnp@yahoo.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Thursday, April 01, 2004 8:36 AM
Subject: Re: Pianodisc, Midi files and such


> Thank you, David. This is a relief. I still wonder
> about the rods eventually jabbing through the rubber,
> though.
>      Thump
>
> --- Dave Bunch <pdtek@mchsi.com> wrote:
> > Actually, there is no lost motion. Properly
> > installed, the back of the key
> > holds the piston down against a very lightweight
> > spring, about 1/4"lower
> > than when the action is removed. The rubber tips are
> > always in contact with
> > the keys at rest position. The player system is then
> > played chromatically up
> > the scale while the installer checks for full dip at
> > the front rail. When
> > this is achieved without the solenoids being in a
> > position where they would
> > lift the keys off the back rail, you have a proper
> > regulation. From then on
> > the individual note expression is set with the
> > system software. If done
> > properly, expression and dynamics are very good at
> > all volume levels.
> >
> > Dave Bunch
> >
> > ----- Original Message -----
> > From: "Robin Hufford" <hufford1@airmail.net>
> > To: "Pianotech" <pianotech@ptg.org>
> > Sent: Thursday, April 01, 2004 2:16 AM
> > Subject: Re: Pianodisc, Midi files and such
> >
> >
> > > Hello Gordon,
> > >      You are right - there is no way to
> > individually adjust the lost
> > > motion between the plungers and the keys.  Too
> > much lost motion and the
> > > problems with soft playing you describe occur.
> > However, the height of
> > > the rails ( which is in three sections) to which
> > the solenoids are
> > > attached,  is adjustable at the hangers and this
> > makes it possible
> > > during installation or afterwards, to control the
> > lost motion - at least
> > > up to a point and in sections.  This is most
> > important, along with
> > > proper adjustment of  the force developed by the
> > solenoid during the
> > > set-up process.
> > > Regards, Robin Hufford
> > >
> > > gordon stelter wrote:
> > >
> > > > I have only worked on one PianoDisc, but many,
> > many
> > > > player grands from the 1920's. The one PianoDisc
> > piano
> > > > I serviced, an S&S "M", surprised me: as there
> > seemed
> > > > to be no way to individually adjust "lost
> > motion"
> > > > between the solenoid plungers, and the backs of
> > the
> > > > keys, as on a  vintage player piano! This
> > deficiency,
> > > > as I percieved it, would make it difficult to
> > achieve
> > > > a  low and balanced "minimum intensity, or
> > playing
> > > > volume, without missing some notes.
> > > >    I was also dismayed by the little rubber caps
> > on
> > > > the solenoid plunger rods. It seemed that these
> > would
> > > > soon enough be worn through by the rods, which
> > would
> > > > then dig into the backs of the keys. Has anyone
> > seen
> > > > this happen ???
> > > >     In any event, I believe that these modern
> > player
> > > > manufacturers could take some lessons from the
> > > > " builders of yore", and at least put capstans,
> > or
> > > > some other smooth, adjustable mechanism, a top
> > these
> > > > solenoids.
> > > >      Comments?????
> > > >      Thump
> > > >
> > > > --- Alan Forsyth
> > <alanforsyth@fortune4.fsnet.co.uk>
> > > > wrote:
> > > > >
> > > > > >From "Auld Reekie" to Old Riccy,
> > > > >
> > > > > ...."Last I checked in Norway a full player
> > and
> > > > > record install cost about 60
> > > > > grand Norwegian.... to the customer...which
> > works
> > > > > out to about 8500
> > > > > USD".....
> > > > >
> > > > > Okay, so that works out more or less the same
> > as
> > > > > what we have to pay here.
> > > > > but do you think it is worth the money for
> > what it
> > > > > does. Can such an amount
> > > > > really be justified considering the range of
> > > > > synthesizers, electronic pianos
> > > > > and digital midi recorders out there that are
> > so
> > > > > much cheaper, even though
> > > > > they don't quite serve the same purpose. I
> > know the
> > > > > price of Pianodisc may
> > > > > be inflated for us because we have to go
> > through
> > > > > Pianodisc Europe and when
> > > > > there are a whole lot of middle men involved
> > the
> > > > > selling price inevitably
> > > > > becomes distorted. Perhaps this is the reason
> > I have
> > > > > as yet not come across
> > > > > an installation. Plenty of Disklaviers around
> > > > > though.
> > > > >
> > > > > Leaving you in pieces,
> > > > > Alan Forsyth
> > > > > calling from "Auld Reekie"
> > > > >
> > > > >
> > _______________________________________________
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> > > >
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