Buying a 3D printer is exciting, but you'll need designs to make it all work. Free sites like Makerworld offer a huge range ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 hours turnaround time) up to $20 shipping discount on first order (PCB ...

I had this idea of building my own bicycle lighting system totally personalized, the lights would have the exact lighting pattern I wanted and the shape I decide. That's why I started to build this ...

Got an ancient laptop or desktop lying around? With just a bit of extra effort, you can transform an old gaming PC into an ...

Microcontrollers for Kids shows a classroom-tested path from Scratch to Open Roberta to Arduino UNO, with printable coding ...

A 10k ohm potentiometer is connected to an analog input. Turning it translates into values in the range [0-1023]. An attached SSR is connected to a water heater. By turning the SSR on and off, it is ...

With loudspeakers, an important parameter is the frequency at which their cones resonate. This clever Arduino-based tester ...