Welcome back to our Tech Tip series! Today, we’ll review one of the most essential tools in every toolbox, a multimeter.

If you ask us how to measure the current draw from something, we’ll break a power lead and put a multimeter in series with the power supply. If that’s not handy, we’ve been known to take the fuse out ...

Ok, it's been almost a decade since I've had to study Maxwell's equations, but I remember a certain facet from those equations that always astounded me. It was the fact that the speed of light could ...