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Digital Multimeter (DMM)

maker

An electronic measuring instrument that combines several measurement functions in one unit.

expanded

A Digital Multimeter (DMM) is a tool used to measure electrical parameters such as voltage, current, and resistance. It is crucial in troubleshooting electrical problems in various environments, from basic electrical circuits to complex automotive and industrial applications. The DMM offers practical utility by providing precise digital readings, which are vital for accurate diagnostics and calibrations.

examples

Measurement of AC voltage in a household electrical outlet.

Used by electricians to ensure outlets are supplying the correct voltage for safe and efficient appliance operation.

Checking continuity in wiring to verify the integrity of electrical connections.

Utilized in both automotive repair and household wiring tasks to detect broken circuits or incomplete wirings.

Measuring DC current in a solar panel for performance evaluation.

Commonly used by maintenance personnel in solar installations to monitor and maximize solar array efficiency.

related terms

Converter
A device that transforms electrical signals or power from one format to another.
Analog-to-Digital Converter (ADC)
An ADC is a device that converts analog signals into digital data.
Logic analyzer
A logic analyzer is an electronic instrument used to capture and display multiple signals from a digital circuit or system.
Diode
A diode is a semiconductor device that allows current to flow in one direction only.
Digital-to-Analog Converter (DAC)
A digital-to-analog converter (DAC) is an electronic device that converts digital signals into analog signals.