Treble resonator

[Farrell]

"That will also help to prevent the inversion of the soundboard you mentioned."

What's that all about? Sounds like something beyond a turnbuckle.

Terry Farrell
  
----- Original Message ----- 
From: "Isaac OLEG" <oleg-i@wanadoo.fr>
To: "Pianotech" <pianotech@ptg.org>
Sent: Tuesday, July 08, 2003 9:41 PM
Subject: RE: Treble resonator


> Resonnator does not tell it indeed - here are instructions from Bob
> Grijalva :
> 
> 2.  Do not pre-tension the device. Your ability to decide how much to
> tighten it will depend upon listening to the piano with the device in
> a neutral position first.  So, you must string the piano first. That
> will also help to prevent the inversion of the soundboard you
> mentioned.
> 
> Robert Grijalva
> Asst. Professor and Director, Piano Technology
> University of Michigan School of Music
> 
> Isaac OLEG