Pitchlock

[Alan Barnard]

Hey, Michael, what century you livin' in, Dude???? 

www.pitchlock.com

Alan Barnard
Smilin' Friendly-Like in Salem, Missouri


> [Original Message]
> From: Michael Gamble <michael@gambles.fsnet.co.uk>
> To: Andrew & Rebeca Anderson <anrebe@laredo.globalpc.net>;
<pianotech@ptg.org>
> Date: 06/21/2005 4:46:39 PM
> Subject: Re: Pitchlock
>
> Hello Andrew - any chance of a piccy?
> Michael of Sussex (UK)
> ----- Original Message ----- 
> From: "Andrew & Rebeca Anderson" <anrebe@laredo.globalpc.net>
> To: "Pianotech" <pianotech@ptg.org>
> Sent: Tuesday, June 21, 2005 4:40 PM
> Subject: Re: Pitchlock
>
>
> > The pitch-lock devise is a 'staple' for lack of a better description
that 
> > grips two adjacent strings and couples their harmonic motion.  This 
> > coupling does come at a price.  The highest partials & noise is muted. 
> > That is why you only couple the two worst strings of a noisy three
string 
> > unison.  You couple out the out-of-phase noises and keep one loose for 
> > "life" in the sound.
> > Bass strings lose a lot of their "airiness" when coupled.  Balanced 
> > against very noisy strings in, say, a chinese piano this may be a good 
> > choice.  It is not something I'd consider first in a performance venue 
> > instrument.  But to tame a noisy customer piano that is hard to tune
and 
> > doesn't respond to termination work, why not?
> > The device's inventor was clear that this solution is not for all
pianos 
> > and for all situations.  Try out and use judiciously.  I can think of a 
> > Pramberger upright that will get these on some noisy bass strings, also
a 
> > Yamaha C7 with several screaming front duplexes (yes the capo should be 
> > re-milled, try getting that through a committee).   You can use these
to 
> > couple all three duplexes and then tune them to a desired partial by 
> > sliding them to or away from the center of the duplex.  Quite cool 
> > actually.
> >
> > Andrew
> >
> > At 02:05 PM 6/20/2005, you wrote:
> >>Hello List and Paul C.
> >>For those able to attend that class this must have been a day of 
> >>Revelations. (Not religion!) But for those unable to attend I wonder
what 
> >>a "Pitchlock" is? Is it something like the "Wolf Arrester" I have on my 
> >>'cello "C" string?
> >>Regards
> >>Michael G.(UK)
> >>----- Original Message -----
> >>From: <mailto:tune4@earthlink.net>Paul Chick (Earthlink)
> >>To: <mailto:pianotech@ptg.org>'Pianotech'
> >>Sent: Monday, June 20, 2005 2:09 PM
> >>Subject: RE: Pitchlock
> >>
> >>
> >>Subject: Pitchlock
> >>
> >>Has anyone had experience with the pitchlock devices.  It sounds like 
> >>something that would help with some wild bass strings, and maybe even
some 
> >>false beating treble strings.  However the startup cost is pretty
hefty. 
> >>Not bad if it does what it says, but I thought I might inquire from the 
> >>list first.
> >>Any thoughts??
> >>
> >>Ed Carwithen
> >>John Day, OR
> >>
> >>Ed
> >>The class on Pitchlock at the K C Institute demonstrated their use. 
> >>Attendees listened to the "before" and the "after" in the speaking 
> >>lengths, front and rear duplex.  They work as claimed.
> >>
> >>Paul C
> >
> > 
>
>
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