Tweet
Replying to @josecastillo
board 1/4: assembled. board 2/4: smol. srsly, it’s SOOO tiny. like, here it is chilling on top of a quarter. lot of firsts in this project: first 4-layer board; first use of 0603 components; and tomorrow (hopefully) first flex PCB, when boards 3 and 4 arrive.
(original)