While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When tackling DIY projects that involve any kind of electrical wiring, components, or circuitry, you need ...

Our favorite multimeter is the Greenlee DM-45 4,000-Count 600V Digital Multimeter. We like it because of its multifunctional design; gripped rubber cover; and bright, backlit display. We performed ...

A multimeter is an easy prospect, right? Back in the day you could make one fairly easily with a decent panel meter and a set of precision resistors, and now a digital one can be had for throwaway ...

A multimeter and its test leads allow electrical workers to reach into an energized panel, touch live circuit components with the end of the test leads, and capture electrical readings like voltage, ...

Modern digital multimeters (DMMs) are user-friendly, accurate, and safe — when used correctly! Reading voltage is simple, but measurements must be properly interpreted. With a clamp-on DMM, accurate ...

Home improvement addicts really get excited about their power tools. And in the shadow of drills and sanders, the multimeter doesn't get much love. Too bad, because multimeters are just as useful and ...

PM Series digital multimeters offer superior user protection with UL safety ratings up to CAT III at 300V and CAT II at 600V, says the company. The units measure AC/DC voltage, frequency, capacitance, ...

Our hacker [John Duffy] wrote in to let us know about a video he put together to explain the design of his open-source multimeter, the HydraMeter. If you’re interested in how the circuitry for a ...

The first time I used a multimeter was in my younger years. I was really into remote-controlled cars—but you couldn't just buy one and start driving. You had to buy a kit and a controller separately ...

Add Yahoo as a preferred source to see more of our stories on Google. We researched the best options for pros and DIY weekend warriors alike, along with advice to help you decide which multimeter you ...