If you need to do any electrical work, having a multimeter is a must. Here's what everyday users have to say about the one ...

Your car only starts reliably because two electrical workhorses share the load. The battery delivers instant power on demand, ...

Abstract: Wound-rotor synchronous generators (WRSGs) are the main structures used in aircraft power systems. As a key component of WRSGs for realizing brushless commutation, rotary rectifiers (RRs) ...

Surge protectors have been documented to start house fires when they wear out. Here's how long they last and why your weather ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Portable power stations have gotten impressively capable over the last few years, but every now and then you run ...

People enjoy retrocomputing for a wide variety of reasons – sometimes it’s about having a computer you could fully learn, or ...

Head into the elevator room at the top of Tower 1, and use the tube device with your Morph Ball to be quickly transported ...

Pack one of these lifesaving devices to keep you and your family safer while travelingCR's highest-rated portable CO detectors—from brands like (clockwise from left) GasDoc, Forensics Detectors, ...

The U.S. Food and Drug Administration has issued a recall of glucose monitors used by those with diabetes for malfunctioning.