During the Guitar Summit 2019 the Swiss luthier Egon Rauscher exhibited his SoulTool (soultool.com) instruments including a very intriguing guitar that he came to present in interview.
With this new model, it is possible to change the mass of the guitar as well as its frequency response by using discs in a different metals or even wood. Smart!
Egon Rauscher luthier interview
Until the next interview, keep on playing the guitar!
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