Report How does a violin reproduce overtones? - Theorizing a model in The Pegbox Posted June 1 2 hours ago, Andreas Preuss said: One might ponder if Cremonese violin makers didn’t try to get as close as possible to a ‘membrane like violin top’. Just change your word to diaphragm, skip the issue of implied stretching. In a membrane or a string, it's implied that the restoring force comes of an elastically stretched material. In a rod or diaphragm, the restoring force comes from the elastic stiffness of the material.