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Multimeter Agenda Multimeter — It is… What are Multimeters? Basic measurement

Multimeter

Agenda
Multimeter — It is…
What are Multimeters?
Basic measurement modes
Additional functions
Main working areas

of the multimeter
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Multimeter Multimeter — It is… A multimeter is a digital multi-function

Multimeter

Multimeter — It is…

A multimeter is a digital multi-function measuring instrument,

also called a universal tester. With it, you can learn the values of resistance, voltage and current on the circuit. In addition, you can check the integrity of the electrical circuit and many radio components, such as transistors or diodes. Functionally, the multimeter replaces several measuring devices: voltmeter, ammeter, ohmmeter.
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Multimeter What are Multimeters? DIGITAL ANALOG An older view of the

Multimeter

What are Multimeters?

DIGITAL

ANALOG

An older view of the multimeter. differs from digital

in lower measurement accuracy and the ability to use without a third-party power source.

Modern multimeter. Shows more accurate readings in contrast to analog. It has more advanced features (for example, such as "temperature measurement"). The disadvantage is the lack of battery life without a third-party power source.

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Multimeter Basic measurement modes ACV - measurement of alternating voltage DCV

Multimeter

Basic measurement modes

ACV - measurement of alternating voltage
DCV - DC voltage

measurement.
DCA - measurement of direct current.
Ω - measurement of electrical resistance.
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Multimeter Additional functions Some multimeters also have the following functions: AC

Multimeter

Additional functions

Some multimeters also have the following functions: AC current measurement. Calling is

a measurement of electrical resistance with an audible (sometimes light) signaling of a low resistance circuit (usually less than 50 ohms).
Diode Test - Check the integrity of semiconductor diodes and determine their polarity.
Voltage frequency measurement. High resistance measurement (typically up to hundreds of megohms; external power required). High current measurement (using plug-in / built-in current clamps).
Display backlight
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Multimeter Main working areas of the multimeter

Multimeter

Main working areas of the multimeter

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Multimeter Conclusion Multimeters do not have high accuracy of measurements, but

Multimeter

Conclusion

Multimeters do not have high accuracy of measurements, but are quite

reliable in operation. Therefore, digital and analog multimeters are gaining popularity and are widely used.