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.” ...

In this video, learn how to safely test your home’s electrical outlets using a multimeter. Multimeters are a good way of measuring the voltage output that the outlet gives, among other things. Before ...

A customer recently called to ask questions about the electrical system on his machine. I asked if he had a voltmeter. There was a long pause, then he said, “Yes, but I don’t know how to use it.” He ...

We may receive a commission on purchases made from links. Electrical diagnostic work is one of the most challenging parts of automotive repair. It can be incredibly daunting for beginners or DIY ...

Thinking of tackling electrical repairs but don’t know where to start? With just a little knowledge–and less than $100 worth ...

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

Although your vehicle's battery is essential to its operation, it's also easy to forget about—or at least take for granted—when everything is running smoothly. That, of course, changes when your ...

The alternator is responsible for charging the car battery and powering all the car's onboard network consumers. If it fails or is unstable, the battery will either not be charged or start discharging ...