December 24, 2010 Add as a preferred source on Google Add as a preferred source on Google If you're interested in keeping an eye on your power usage but not so interested in paying big bucks for a ...

Measuring the power drawn by electrical appliances accurately is achieved by this Enerjar project which is an easy-to-build device. The voltage and current traveling through the mains is measured by ...

A permanently installed, comprehensive metering system that is layered within a facility can provide real-time information that will allow you to respond more quickly to undesirable system performance ...

As USB-C PD becomes more and more common, it’s useful to have a tool that lets you understand exactly what it’s doing—no longer is it limited to just 5 V. This DIY USB-C PD tool, sent in by [ludwin], ...