compression vs rib crowning

[David Love]

Why is it that those who make soundboards (duplicate readymades for
installation) don't make rib crowned boards?  Or do they?  The ones I know
of seem to only make compression boards.

David Love
davidlovepianos@earthlink.net


> [Original Message]
> From: Ron Nossaman <RNossaman@cox.net>
> To: Pianotech <pianotech@ptg.org>; <davidlovepianos@earthlink.net>
> Date: 3/10/2003 4:54:11 PM
> Subject: Re: compression vs rib crowning
>
>
> >Is the difference between rib and compression crowning one of tone or 
> >longevity (or both).
> >
> >David Love
>
> Longevity, predictability, control. All in favor of rib crowning.
>
> Ron N