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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, 90 + sphere_indents_offset_angle + ((360 / cone_indents_count) * z)] sphere(r = sphere_indents_radius, $fn = stem_faces); // Widening part at the first if(preg_match("@.*()@", $article['content'], $matches)){ $img = $matches[1]; $img = preg_replace("@height=\"\d+\"@", "", $img); $article['content'] = $this->get_img_tags($xpath, "//div[@id='comic']//img", $article); } Regarding the board mounted potentiometers, there are two overlapping footprints provided for each, allowing you to use your choice of sitching hardware). Consider aesthetics and prcticality of stand-offs from front panel. Current design uses six IDC.

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