[CAUT] Back length tuning

[Cy Shuster]

It turns out he actually patented his device in 1996, and had an article in 
the Journal in 1995:
http://www.freepatentsonline.com/5736660.html

--Cy Shuster--
Boston, MA
www.nbss.org
Class of '06

----- Original Message ----- 
From: "Ric Brekne" <ricbrek@broadpark.no>
To: <caut@ptg.org>; "pianotech" <pianotech@ptg.org>
Sent: Tuesday, November 29, 2005 2:44 AM
Subject: [CAUT] Back length tuning


> Hi folks
>
> I would really appreciate hearing a bit about varying methods of 
> <<tuning>> the back scale of instruments.  Anyone with knowledge of Duplex 
> Dans methods, other  approaches, basic tuning methods that perhaps address 
> the back scale in anyway would be very nice to hear from.
>
> My basic understanding at present leads me to believe that the front 
> duplex can be tuned to the detriment or enhancement of both sustain and 
> tonal qualities if tuned slightly out of tune with the speaking lengths 
> and that this applies to a much lesser degree to backlengths.
>
> Any discussion, info, etc would be greatly appreciated.
>
> Thanks
> RicB
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