Technology related articles as time permits. From 3D printing, electronics, microcontrollers, industrial automation, and more.

A diode is a semiconductor that only allows current to flow in one direction, it is a one way valve
A Resistor "resists" current flow. Think of it as a restriction or a water valve that is stuck in a
I searched for days trying to find a commercial sound localization sensor or info on how to build one. Sound