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.” ...

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 ...

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.

They’re called smart meters. And both Con Edison and NYSEG utility companies say they are a way for customers to keep watch on energy use and to save money. Con Edison said on its website it has ...

Most people don’t think about air quality until it becomes a problem. It might not be random if you’ve ever felt sluggish in a home office or noticed your allergies acting up indoors. CO2 levels, ...