Most homes already have a smart meter that digitally communicates with the electric grid. If you're looking to get rooftop solar panels, a smart meter is an essential piece of equipment. Here's why.

Philadelphia-based ConnectDER, which sells plug-and-play meter collar adapters for EV chargers, solar, and battery storage, just closed a $27 million Series C funding round. ConnectDER makes meter ...

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.” ...

Every solar panel company makes bold claims about its panel efficiency, maximum wattage availability, temperature coefficient and other specs in optimal conditions. Anyone who does product testing ...