David Grant of ACT Meters provides a basic understanding of digital multimeters and how to use them to test alarm systems. He pays particular attention to safety The purpose of a multimeter is to ...

Digital multimeters are used to solve most electrical problems - at the hands of a qualified electrical test profession. In fact, With a good wiring diagram and a good meter, a trained electrical ...

How do you know if a resistor is correctly restricting the flow of electricity? Using a multimeter is an obvious answer. However, there is more to it than meets the eye. This article will explain what ...

Last week, we introduced you to the multimeter (“John, this is multimeter. Multimeter, this is John. John owns a vintage car. John really needs you.”) Today we’ll tell you how to use the multimeter to ...