How to Use a Digital Multimeter

Picture of mechanic using a digital multimeter

Multimeters, also known as voltmeters and ohmmeters, are multi-purpose instruments that can help test and diagnose the condition and charge of electrical components. There are expensive and inexpensive multimeters that are capable of different functions and settings. This article describes how to use a digital multimeter and how to set up some of its different functions to check voltage (volts), circuits, continuity, resistance (ohms), and current/amperage (amps).

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