Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A digital multimeter is an indispensable tool for testing, diagnosing, and ...

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.” ...

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

While it's often best to call an electrician if you suspect you have a dangerous electrical issue, you can also safely diagnose many of those problems yourself with a multimeter, which is why it's ...

Multimeters are one of the most fundamental pieces of test equipment in any lab, but they can often do much more than we realize. Let's take a look at the variety of measurements a standard multimeter ...

The power supply on a computer transforms the alternating current from the wall outlet into a direct current flow that the computer's components can use. Testing the DC voltage output of the power ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The Takeaway: The Greenlee TK-30A may be the perfect electrical test kit. It weighs ...

A technician going at an appliance with a multimeter can seem like techno-wizardry, even if they're doing something as boring ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...