[pianotech] Pitch Raising

[Ron Nossaman]

On 10/31/2012 10:57 AM, John Formsma wrote:
>
> Yeah, in theory, the closer you get in the PR, the better the fine
> tuning afterward. But reality is the same: a piano that has had a PR
> won't be as stable as one that hasn't.

Core Truth!
Ron N