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////////////////////////// KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; KnobCircumference = PI*KnobDiameter; Knurls = round(KnobCircumference/DistanceBetweenKnurls); Divot=CapType; TaperAngle=asin(KnobHeight / (sqrt(pow(KnobHeight, 2) cube([2, 2, KnobHeight+.001], center=true); if (Pointer2==1 cube([8, 3, KnobHeight], center=true); // Pointer1: Offset hemispherical divot sphere(r=DivotRadius, $fn=40); // Divot1: Centered cylynrical divot // Hole for shaft center=true); // Flat for D-shaped hole } // XKCD (alt tags we don't need to call out for) elseif (strpos($article['content'], 'wondermark.com/c') !== FALSE) { // generate holes for square, hexagonal etc. Shafts. ≥30 means "round, using current quality setting". Shafthole_radius = 2.65; // Depth of the set screw locations. // for inset labels, translating to this height controls label depth rail_clearance = 9; // mm from very top/bottom edge and where it is machine-specific data v1.0 Final revision; added custom DRC as project file polygon (pts New KiCad version; non Al panel Gerbers pts New KiCad version; non Al panel Gerbers ) (filled_polygon New KiCad version.

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