| 摘要 |
The present invention is a hollow body stringed musical instrument that utilizes a low mass, soundboard having a 12 foot radius dome configuration. The soundboard is made of a three ply torsion box design utilizing a honeycomb substrate as the central core. Linear adjustable tuning braces are incorporated in the hollow body. The side and back of the instrument are also of a three ply construction having a closed cell, resilient polymer foam as the central layer. All structural braces are eliminated from the interior of the instrument's body.
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