[pianotech] Hammer strike line. Was-----Yamaha Hammer Suggestion

[Ron Nossaman]

David Love wrote:
> I've found the same thing.  Strike line deviation being necessary on
> original boards but when I replace the board on the same piano with a RC&S
> board the strike line seems to straighten out, or the curve becomes
> unnecessary.  What's that about?  

It's about the soundboard, I'd say.
Ron N