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.” ...

Professional inspections of your home for lead paint can cost hundreds of dollars. That’s why you’ll find do-it-yourself kits in many home centers and hardware stores. Our last tests of lead test kits ...

One of the most basic tools for tinkering with electronics is a multimeter. Today, even a cheap meter has capabilities that would have been either very expensive or unobtainable back in the 1970s.