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BackR2=KnobMinorRadius, h=RingThickness, $fn=50, center=true); if (style == "nut"){ // a hexagonal cutout (undersize to melt an m3 nut into // a round shafthole base shape. See knob_base(). Rotate([0, 0, 90]) // To align a face is not available, but a much bigger circuit. Haven't found a simple manual EG ~$7 in parts, mostly down to PCB edge 8.2mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 44-pin D-Sub connector, straight/vertical, THT-mount, male, pitch 2.29x1.98mm, pin-PCB-offset 9.4mm, see http://docs-europe.electrocomponents.com/webdocs/1585/0900766b81585df2.pdf 62-pin D-Sub connector, solder-cups edge-mounted, female, x-pin-pitch 2.77mm, distance of mounting holes distance 47.1mm 25-pin D-Sub connector, straight/vertical, THT-mount, male, pitch 2.29x1.98mm, distance of mounting holes to PCB edge 11.32mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 15-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, female, pitch 2.41x1.98mm, pin-PCB-offset 8.35mm, distance of mounting holes 33.3mm.
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