Latest Waveform Generators Education

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Junction field-effect transistors (JFET)

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

AC Lab - PC Oscilloscope

Textbook

In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.

Computational Circuits

Textbook

When someone mentions the word “computer,” a digital…

Intro Lab - How to Use a Voltmeter to Measure Voltage

Textbook

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

Mixed-Frequency Signals

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

Basic Operational Amplifiers

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

Potentiometers

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

AC Power

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If a sinusoidal voltage is applied to an impedance with a phase angle…

Analog and Digital Signals

Textbook

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

Multiplexers and Demultiplexers

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

Mesh Current Method (Loop Current Method)

Textbook

This page provides a step-by-step introduction to using the mesh…

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.

Specific Resistance of Conductors

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

Basic Voltmeter Use

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What will this voltmeter register when connected to a battery as shown…

Troubleshooting Series and Parallel Circuits

Textbook

The jobs of electronics engineers and technicians frequently entail…

Mixed-Frequency Signals

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

Ohmmeter Design

Textbook

Though mechanical ohmmeter (resistance meter) designs are rarely used…

Active Filters

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

Current Divider Circuits

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

AC Lab - Musical Keyboard as a Signal Generator

Textbook

In this hands-on AC electronics experiment, an electronic musical keyboard will be used as a variable-frequency AC signal generator to learn the difference between AC amplitude and frequency.

AC Lab - Frequency Analysis

Textbook

In this hands-on AC electronics experiment, use the frequency spectrum display from an oscilloscope program to observe waveforms from a musical keyboard and learn about spectral analysis.

AC Bridge Circuits

Textbook

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

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

Passive Integrator and Differentiator Circuits

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∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

Timer Circuits

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

Basic Electricity Worksheet

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What is the purpose of the switch shown in this schematic diagram?

Performance-Based Assessments for AC Circuit Competencies

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(Template)

Design Project: Audio Media-Based Signal Generator

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Identify some different ways you can create the sine-wave audio tracks…

Fundamentals of SPICE programming

Textbook

Programming a circuit simulation with SPICE is much like programming…

PN Junctions

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

Larger 4-variable Karnaugh Maps

Textbook

Knowing how to generate Gray code should allow us to build larger…

Introduction to Network Theorems for Circuit Analysis

Textbook

Anyone who’s studied geometry should be familiar with the…

AC Resistor Circuits (Inductive)

Textbook

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

AC Motor Control Circuits

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Perhaps the most challenging aspect of interpreting ladder diagrams,…

Q Factor and Bandwidth of a Resonant Circuit

Textbook

The Q, or quality, factor of a resonant circuit is a measure of the…

Voltage-to-Current Signal Conversion

Textbook

In instrumentation circuitry, DC signals are often used as analog…

Si Lab - Simple Op Amp

Textbook

In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.

Integrated Circuits

Textbook

  A Logic Gate is assigned as an elementary building block of…

Si Lab - A Simple BJT Current Mirror Circuit

Textbook

In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.

Factorials

Textbook

Definition of a Factorial Denoted by the symbol “!” after…

Design Project: Dual-output AC-DC Power Supply

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Safety is very important when designing and/or building a device…

Switched Capacitor Circuitry

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Write an equation describing the precise mathematical relationship…

Microstrip Inductance Calculator

Tools

This calculator computes the inductance of a microstrip etched on a PCB.

Series-Parallel DC Circuits

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

Basic identities

Textbook

Additive Identity a + 0 = a Multiplicative Identity 1a = a…

Tube Lab - Vacuum Tube Audio Amplifier

Textbook

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.

Safe Circuit Design

Textbook

As we saw earlier, a power system with no secure connection to earth…

Valence and Crystal Structure

Textbook

Valence: The electrons in the outermost shell, or valence shell, are…

Octal and Hexadecimal Numeration

Textbook

Because binary numeration requires so many bits to represent…

Soldering

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Both soldering irons and soldering guns are tools used in the process…