It’s a wet November evening across Western Europe, the steel-grey clouds have obscured a rare low-latitude aurora this week, ...

If you’d like to fix or even diagnose anything involving electricity – whether it’s the energy that surges through a car, ...

But, as it turns out, there’s a lot more going on with AA batteries than I ever assumed. I’d ignored the text and markings on ...

Abstract: This paper discusses the goals of routine maintenance testing for protective relays. The paper advances a Markov probability model that predicts the optimum test interval for protective ...

DRTS 66 is an automatic diagnostic relay test set designed for accurate testing of protection relays, transducers, energy meters, and power quality meters. It highlights key features like six current ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Mellow Labs] wanted to grab a multimeter that could do Bluetooth. Those are cheap and plentiful, but the Bluetooth software was, unsurprisingly, somewhat lacking. A teardown shows a stock ...