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.

For automotive circuits, we recommend an auto-ranging meter with at least 20MΩ of internal resistance. Make sure to use the correct multimeter setting for a car battery.

How to Check the Power Supply With a Multimeter. The power supply in your computer manages all of the power required to run each component of your computer. When this critical component begins to ...

How to Test a Computer Power Supply Using a Voltmeter. The power supply on a computer transforms the alternating current from the wall outlet into a direct current flow that the computer's ...

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 ...