Maple Quilt Back & Side20 Soundboards Sonically graded boards in the

Sonically graded boards in the Pacific Rim Tonewoods Vault are required to meet the following specifications:    Density in the range of 350 - 500 kg/m3    Stiffness within 10% of mean and above    Q (damping) >= 150Of the wood that makes it to testing (about 50% of total production)

the wood sits between mahogany and maple

and redwood species

We offer two grades

It’s rare that we get a maple quilt log at our Mill to work up

Maple Quilt Back & Side20 Soundboards Sonically graded boards in theIts rare that we get a maple quilt log at our Mill to work up, let alone one with this kind of outstanding figure. All our Big Leaf maple back and side sets are carefully matched. Photograph of Actual Product.