Adafruit's video guides you through the basics of using a multimeter, including what those numbers on the display actually mean, how to pick the right voltage, and how to replace a fuse when you ...

A multimeter can test for continuity, which shows if an electrical signal is successfully traversing the circuit. This is beneficial for many situations, such as checking if a fuse is blown or an ...

A malfunctioning fuse will often be discolored or appear burnt. In case of blade fuses, if you cannot determine whether a fuse is blown by visual inspection alone, use a multimeter to test its ...

Yet, multimeters can be used in a number of ways. You can use them to test for voltage drop at various circuits, blown fuses, current draws, heating elements, and to verify bad cable connections.

For all of you who have a multimeter thrown in a drawer or toolbox but don’t know how to use it, these instructions will help in your search for missing voltage.