Ref="U3" pin="8"/> main MK_VCO/Fireball/Fireball_panel.kicad_pro 505 lines { "board": { More tweaks after pro review "design_settings": { "defaults": { PCB initial layout, no traces Using the Precision ADSR build notes The build is pretty straightforward except for mechanical assembly, and one 16-pin IC. But 3 panel-mounted UI elements for every step (plus some others), so plenty of room for a clock on the shaft hole, Bourns 3314R-1, http://www.bourns.com/docs/Product-Datasheets/3314.pdf Potentiometer, vertical, shaft hole, Piher PT-15-V15, http://www.piher-nacesa.com/pdf/14-PT15v03.pdf Potentiometer vertical ACP CA14V-15 Potentiometer, vertical, shaft hole, ACP CA14-VSMD, http://www.acptechnologies.com/wp-content/uploads/2017/10/03-ACP-CA14-CE14.pdf Potentiometer horizontal Vishay 148E-149E Single.