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], ...

When new hire Bill Harmon joined the team, he brought with him a new way of testing power at the socket level. There are several ways measure power at the plug, and we have explored a few. Raritan's ...

The power loggers capture and log voltage, current, power, harmonics, and associated power quality values to deliver comprehensive data for load studies, energy assessments, harmonic measurements, and ...

These are the power meters you should buy for triathlon training and racing, according to our rigourous testing.

With the ever-rising cost of electricity, we’re all getting increasingly sensitive about how much power our computers, televisions, appliances and other doohickeys are using — not just when we’re ...