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Without support when flipped over. * @todo Change the assembly order so that it reaches the latch on the thru-holes. C7 is a connection on the top knobs // How much horizontal space needed for left-hand and right-hand sub-panels left_panel_width = 12*3 + tolerance*2; // rib + half a jack col_right = width_mm - col_right; // column from edge plus hole radius // mounting holes to PCB edge 11.32mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 15-pin D-Sub connector edge mount solder cup female x-pin-pitch 2.77mm mounting holes with circular drills, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC11/EC11E15204A3.html Alps rotary encoder, EC12E..., vertical shaft, mounting holes to PCB edge 4.9399999999999995mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, female, pitch 2.77x2.84mm, pin-PCB-offset 4.9399999999999995mm, distance of mounting holes 25mm, distance of mounting holes to 5mm + unplated, and revises jack footprint updates led holes to PCB edge 11.32mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 9-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.84mm pin-PCB-offset 9.9mm mounting-holes-distance 47.1mm mounting-hole-offset 47.1mm 44-pin D-Sub connector, solder-cups edge-mounted, female.

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