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.” ...

A multimeter might look intimidating, but learning to use this simple electrician's tool will come in handy during a number of every day tasks.

How to check if an area is grounded? Use a multimeter, receptacle tester, and visual inspection of bonding/earthing, ground rod, and service panel; verify ground resistance and continuity per NEC ...

Woman technician looking at circuit board through magnifying glass, measuring electrical voltage with multimeter while working in service office. Copy space. Closeup of gadget specialists fixing ...