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Cylindrical knob, any other system and a momentary-on button to advance the step LED + 23mm hole_left = slider_center - 13; hole_bottom = hole_top - 89.75; // these two come directly from kicad hole_right = hole_left + 78.5; footprint "eurorack_rail_hole" (version 20221018) (generator pcbnew footprint "SLIDE_POT_0547" (version 20211014) (generator pcbnew default_label_font = "Futura XBlk BT:style=Extra Black"; $fn=FN; /* [Panel] */ // // this one is easy hole_bottom = hole_top - 90; DivotRadius = KnobMinorRadius*.4; // Primary knob cylinder for (i=[0 : RingMarkings-1] rotate([0, 0, 45] cube([2, 2, KnobHeight+.001], center=true); cube([RingWidth*.5, MarkingWidth, 2], center=true); if (style == "nut"){ // a round shafthole base shape. See knob_base(). Rotate([0, 0, 90 + sphere_indents_offset_angle + ((360 / cone_indents_count) * z)] // min width of the contents of the knob.

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