Latest Digital Multimeters Education

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Performance-Based Assessments for DC Circuit Competencies

Worksheets - Digital Multimeters

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AC Motor Control Circuits

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Perhaps the most challenging aspect of interpreting ladder diagrams,…

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

Ammeter Design

Textbook

Ammeters Measure Electrical Current A meter designed to measure…

Simple Circuits

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Shown here is the schematic symbol for a resistor: What is the purpose…

Class A BJT Amplifiers

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Don’t just sit there! Build something!! Learning to mathematically…

Measurements of AC Magnitude

Textbook

So far we know that AC voltage alternates in polarity and AC current…

What is a Meter?

Textbook

A meter is any device built to accurately detect and display an…

Open-Loop OpAmp Circuits

Worksheets - Digital Multimeters

Determine what the magnitude and polarity of the voltmeter’s…

Impedance

Worksheets - Digital Multimeters

Don’t just sit there! Build something!! Learning to mathematically…

DC Lab - Build Your Own Multimeter

Textbook

In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.

DC Lab - Potentiometer as a Rheostat

Textbook

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.

Basic Ammeter Use

Worksheets - Digital Multimeters

Show how this ammeter would be connected to the light bulb circuit to…

Specific Resistance of Conductors

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Given two lengths of metal wire, which one will have the least…

Resonance

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The Q factor of a series inductive circuit is given by the following…

Intro Lab - How to Use an Ohmmeter to Measure Resistance

Textbook

In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure resistance using the ohmmeter function.

Voltmeter Design

Textbook

As was stated earlier, most meter movements are sensitive devices.…

Bipolar Junction Transistors in Active Mode

Worksheets - Digital Multimeters

Don’t just sit there! Build something!! Learning to mathematically…

Basic Ohmmeter Use

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Explain how an ohmmeter is able to measure the resistance of a…

Time Constant Circuits

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Don’t just sit there! Build something!! Learning to mathematically…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Frequency and Phase Measurement

Textbook

An important electrical quantity with no equivalent in DC circuits is…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

Capacitors

Worksheets - Digital Multimeters

Identify some of the different types of capacitors, and their…

Optoelectronic Devices

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In this circuit, the electric motor is supposed to turn on whenever…

DC Lab - Parallel Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.

Analog-to-Digital Conversion

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The circuit shown here is a four-bit analog-to-digital converter…

Multiplexers and Demultiplexers

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Don’t just sit there! Build something!! Learning to analyze digital…

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Basic Operational Amplifiers

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Determine the output voltage polarity of this op-amp (with reference…

Characteristic Impedance

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Note the “50 ohm” rating printed on the jacket of the cable. What…

Capacitive Reactance

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Don’t just sit there! Build something!! Learning to mathematically…

Mixed-Frequency Signals

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What is a harmonic frequency? If an oscillator circuit outputs a…

Design Project: Pulse-Width Modulation (PWM) Signal Generator

Worksheets - Digital Multimeters

What shape of voltage waveform would you expect to measure (using an…

Slope (integrating) ADC

Textbook

So far, we’ve only been able to escape the sheer volume of…

DC Lab - Thermoelectricity

Textbook

In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.

Magnetic Units of Measurement

Textbook

If the burden of two systems of measurement for common quantities…

Kelvin (4-wire) Resistance Measurement

Textbook

Suppose we wished to measure the resistance of some component located…

Hand Calculator Use

Textbook

To enter numbers in scientific notation into a hand calculator, there…

Δ-Y and Y-Δ Conversions

Textbook

In many circuit applications, we encounter components connected…

Resistor Color Codes

Textbook

Try out our Resistor Color Code Calculator in our Tools section.…

AC Negative Feedback OpAmp Circuits

Worksheets - Digital Multimeters

Don’t just sit there! Build something!! Learning to mathematically…

DC Lab - Build Your Own Multimeter

Textbook

In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.

Wire Loop Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire loop.

Binary Count Sequence

Textbook

If we examine a four-bit binary count sequence from 0000 to 1111, a…

What is the Relationship Between Conductance and Resistance?

Textbook

The concept and measurement units of resistance are most often used…

IGFET Amplifiers

Worksheets - Digital Multimeters

Don’t just sit there! Build something!! Learning to mathematically…

Design Project: Sensitive Microphone Amplifier

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Identify which direction each potentiometer wiper must move in this…

Slope (integrating) ADC

Textbook

So far, we’ve only been able to escape the sheer volume of…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Connectors

Textbook

An electrical connector, is an electro-mechanical device used to join…

What is a Meter?

Textbook

A meter is any device built to accurately detect and display an…

Waveguide Calculator (Rectangular)

Tools

This tool calculates the cutoff frequency of a rectangular waveguide

Servo Motor Systems

Worksheets - Digital Multimeters

Explain the operation of this “H-bridge” motor control circuit: At…

Nonlinear Conduction

Textbook

“Advances are made by answering questions. Discoveries are made…

Encoders and Decoders

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What does it mean, in general terms, to encode something? Conversely,…

Memory Devices

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Don’t just sit there! Build something!! Learning to analyze digital…

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…