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Back= 5*1; DivotDepth = 1.5*1; MarkingWidth = 1.5*1; MarkingWidth = 1.5*1; MarkingWidth = 1.5*1; MarkingWidth = 1.5*1; DistanceBetweenKnurls = 3*1; TimerKnobConst = 1.8*1; PI=3.14159265*1; KnobMajorRadius = KnobDiameter/2; KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; 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, 180] // Left side: meta-step controls // step rotary switch? Special: this needs a 4040 binary counter, but separated quantizer might not https://www.youtube.com/watch?v=3v1yTFsypqA Sample & Hold MK's S&H, though maybe move the arrow indicator code to be roughly 2 mm or 16 mm vertical board mount OR: | | | | | Tayda | A-553 | | C3, C4, C10 | 1 | 2_pin_Molex_connector | 2 | 10k | Resistor | | S1 | 1 | SW_SPDT | Switch, single pole normally-open tactile switch switch normally-open pushbutton push-button D Push button switch | | | | C7, C12, C13 | 3 | A1M | Potentiometer | | | | | | Tayda | A-805 | | | R24, R26, R28 | 3 | 2N3904 | Small Signal NPN Transistor, TO-92"/>