I made a servo motor with a 3D printer and a 4-legged spider robot.
This whole circuit is the same size as a regular poker chip, but with an added surprise: lights!
Build capacitive touch into your next wireless project!
How to solder SMD components.
Small BLE Reflow oven controller. It has Type K Thermocouple/Fan/Heater/5VDC input terminals and RGB LED. Arduino compatible.
I wanted to test my assumptions before making a PCB for another project. This let me test the one extra chip I had.