A small inexpensive CO monitor. We made an instructable for it.
Commercial/research project, currently in progress so we can’t really share details. Our goal is to create a robot acting as a sport partner. Basically it is a high speed and high
Another project with the same Arduino+Raspberry approach with video and control over WiFi that we used in hexacopter. We used non-typical configuration of legs and developed our own inverse kinematics algorithm, optimized