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How to Tune a marimba key
My marimba key and resonator pipe dimensions
The F4 and F9.8 measuremnts are multiples of the fundamental that produce significant harmonics if your routing is skilled enough to make your keys also resonate at these wavelengths in addition to the fundamental frequency.
The nodes are 22.5% from the ends. The other percentages shown here are my guide measurements for making first and second cuts with the router.
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