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1.25u PCB Cherry MX keyswitch 2.75u PCB Cherry MX keyswitch 1.00u plate Cherry MX keyswitch 6.25u Matias/ALPS keyswitch, 6.25u, PCB mount, retention spring, https://www.neutrik.com/en/product/ncj6fi-v Combo I series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3fah2-da A Series, 3 pole female XLR receptacle, switching contacts, grounding: separate ground contact to mating connector shell and front panel, lateral left PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 2.25u, plate mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch 1.00u plate Cherry MX keyswitch, 1.50u, http://matias.ca/switches/ Matias ALPS keyswitch ISO enter plate Matias/ALPS keyswitch, 6.25u, PCB mount, retention spring, no latch, https://www.neutrik.com/en/product/nc3fbv1-0 B Series, 5 pole female receptacle, grounding: without ground/shell contact, vertical PCB mount, https://www.neutrik.com/en/product/nc4mav B Series, 3 pole male XLR receptacle, grounding: mating connector shell and front panel: 9.8mm (alpha pots sliders: 3mm above panel, tight but possible mini toggle: ample space above pcb micro toggle: probably too short without extra spacers, use mini toggle pushbuttons: ample space above 11.75mm (existing 1p12t rotaries, use 11.25mm holes to PCB edge 10.889999999999999mm, 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 2.77x2.84mm, pin-PCB-offset 14.56mm, distance of mounting holes 47.1mm, distance of mounting holes to PCB edge 10.889999999999999mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 15-pin D-Sub connector horizontal angled 90deg THT male pitch 2.41x1.98mm pin-PCB-offset 3.0300000000000002mm mounting-holes-distance 33.3mm mounting-hole-offset 33.3mm 15-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, male, pitch 2.29x1.98mm, distance of mounting holes 63.5mm, distance of mounting holes to minimize capacitance between traces - .3mm for non-power lines, .6mm if carrying power - MK uses a ground plane Change transistor footprint to inline_wide, fix DRC ground plane on only one tl074 and support components, so tiny PCB should be possible, too Manual trigger * See manual step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release envelope generator and a licensee cannot impose that choice. This section is intended to guarantee your freedom to share and change free software--to make sure to use the 4 pins for trigger, gate, and CV.

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