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 ...

It's a must-have for any toolbox—but there's a learning curve involved. Learn how to use a multimeter for all of your electrical testing needs.

The Harbor Freight MADDOX back-probe kit lets DIYers test automotive sensors safely. Just insert between wire and insulation, ...

Bluetooth wireless data-streaming to iOS and Android devices promotes safer remote testing. Extech has launched the MM750W, a CAT-IV True RMS digital multimeter that technicians can use to view ...

Master electrician troubleshooting electrical system in warehouse suffers third-degree burns after using 1,000V-rated multimeter to check voltage on 2,300V bus bars.