should use foil blocks/circles, with the moon shape outlines cut into them to show the phase and maybe the day of the week as well the foil blocks the light, the negative space (bare fr4) block could be squiggly/curved for metal block, or some weird 3d/dither stuff // cool panels https://www.reddit.com/r/synthdiy/comments/hy8jg5/some_photos_of_my_in_progress_fully_custom/ // No text Rhythm a and b changes to shapes, or I and II Ins and outs arrows or pulse in out symbols Inspired by double knot Maybe do double knot ish design Or kandinsky esquej Could do custom screw nutsa Maybe yellow or a nice complementary color //