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.

Measuring the individual cell voltage with a multimeter requires disassembling the battery pack, which is difficult for ...

Learn how to test a transformer: insulation resistance, TTR, winding resistance, polarity, continuity, and dielectric checks.

Installing a PT100 temperature sensor (platinum resistance temperature sensor) in an automobile engine is a meticulous task, ...

When there's a blackout, the power stays on at Rebecca Calder's house. That's because her home is equipped with a battery for ...

Smart panels and smart breakers are some of the background systems that can help homes manage increasing electrical demands.