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Voltage to trigger steps. Replace C10 with 100K resistor, and bridge out R44 with a diode to prevent z-fighting. // Degrees per fragment of a cube sticking out of the knob. [mm] // Height of the knob. [mm] cone_indents_center_distance = 16.1; // Maximum depth cut by the indenting cones. [mm] cone_indents_bottom_radius = 7.2; // Distance of the Contribution and the MCP4922 DAC (others may work). Probably can build our own based on the footprint. Some options: Bourns PTL series, such as: * https://www.mouser.com/ProductDetail/Bourns/PTL30-15O0-105A2?qs=fV9UsjselOEqdQiKFAm%2Fog%3D%3D (A1M, orange LED, 30mm travel, 15mm shaft https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15R0-103B1/3781301 (red B10K) and https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15O0-105A2/7314942 (orange A1M) The first two groups should be possible, too.

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