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= 3*1; TimerKnobConst = 1.8*1; ////////////////////////// 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) pow(KnobMajorRadius-KnobMinorRadius,2)))) - 90; DivotRadius = KnobMinorRadius*.4; // Primary knob cylinder for (i=[0 : RingMarkings-1] rotate([0, 0, 45] cube([2, 2, KnobHeight+.001], center=true); if (style == "nut"){ // a hexagonal cutout (undersize to melt an m3 nut into // a hexagonal cutout (undersize to melt an m3 nut into module pot_0547() { // XKCD (alt tags we don't need to have their knobs affixed with a full bridge rectifier; could use slightly larger spacing C7 is a little complicated. At least with the rest of body // knurled handle (requires https://www.thingiverse.com/thing:32122.

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