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 ...

A technician going at an appliance with a multimeter can seem like techno-wizardry, even if they're doing something as boring ...

The functions of a handheld graphical oscilloscope and a True RMS multimeter are combined in the portable Model 381265 Mini MultiScope II. The dual mode display, measuring 2.8" x 1.5", includes a ...