Building an LED matrix is a fun project, but it can be a bit of a pain. Usually it starts with hand-soldering individual LEDs and resistors together, then hooking them up to rows and columns so ...

Even if surface-mount skills aren’t in your repertoire, chances are pretty good that most of us are at least familiar with SMD stencils. These paper-thin laser-cut steel sheets are a handy way ...

Tesla was expected to turn on the matrix-LED adaptive headlights in the US long ago. However, it only went halfway by offering curve-tracking adaptive headlights but not individual pixel control.