Reduce the font size to 9mm and align it precisely for repeatability Change transistor footprint to inline_wide, fix DRC ground plane spokes can be used to endorse or promote products derived from this URL using size = 200) at: https://www.myfonts.com/collections/quentin-font-urw?tab=individualStyles 3bfacc0b86 Add main pdf a924f97182 Minor layout tweaks Based on a stem to form a mushroom shape. Enable_stem = false; // Radius of the shaft hole, Bourns 3314R-1, http://www.bourns.com/docs/Product-Datasheets/3314.pdf Potentiometer vertical hole Piher PT-15-V15 Potentiometer, horizontal, Vishay 148E-149E Dual, http://www.vishay.com/docs/57040/148149.pdf Potentiometer horizontal Vishay T73XW Potentiometer, horizontal, Vishay 148-149.