Laminated Soundboard Ribs

[Ron Nossaman]

>
> I select it myself looking for a nice tight grain12 to 15 grains per inch.
> Just look at new Stwys the're still using flat sawn sugar pine that must be 3
> grains per inch.How strong can that be? 



With a compression crowned board and flat ribs, especially with a diaphragmed
panel, What does a stiffer rib mean except less crown? The rib doesn't begin to
support any bearing load until the crown is concave.


Ron N