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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.

Optoelectronic Devices

Worksheets - Batteries

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

Electric Fields and Capacitance

Textbook

Introduction Whenever an electric voltage exists between two separated…

DC Motor Theory

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If the ends of a wire loop are attached to two half-circular metal…

Input and Output Coupling

Textbook

To overcome the challenge of creating necessary DC bias voltage for an…

Diode Switching Circuits

Textbook

Diodes can perform switching and digital logic operations. Forward and…

Don’t Care Cells in the Karnaugh Map

Textbook

Up to this point we have considered logic reduction problems where…

Electromechanical Relay Logic

Worksheets - Batteries

In ladder logic symbolism, an electromechanical relay coil is shown as…

Electron Activity in Chemical Reactions

Textbook

So far in our discussions on electricity and electric circuits, we…

Current Mirror BJTs

Textbook

Bipolar Junction Transistor or BJT Current Mirror An often-used…

Timer Circuits

Worksheets - Batteries

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

DC Lab - Potato Battery

Textbook

In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.

Basic Oscilloscope Operation

Worksheets - Batteries

An oscilloscope is a very useful piece of electronic test equipment.…

Calculating Power Factor

Textbook

As was mentioned before, the angle of this “power…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

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.

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

555 Lab - Schmitt Trigger

Textbook

In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.

The Common-emitter Amplifier

Textbook

At the beginning of this chapter, it illustrates how transistors could…

DC Lab - Series Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in series and learn the relationship between the individual battery voltages and the total series voltage.

Basic Circuit Troubleshooting

Worksheets - Batteries

Determine if the light bulb will de-energize for each of the following…

555 Lab - Oscillator With Hysteresis

Textbook

In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.

Sum-of-Products and Product-of-Sums Expressions

Worksheets - Batteries

Identify each of these logic gates by name, and complete their…

Series Circuits and the Application of Ohm’s Law

Textbook

In this introduction to series resistance circuits, we will explain…

AC Phase

Textbook

Things start to get complicated when we need to relate two or more AC…

Sources of Electricity

Worksheets - Batteries

What is the difference between DC and AC electricity? Identify some…

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

Electrical Conduction in Semiconductors

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In any electrically conductive substance, what are charge carriers?…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Insulated Gate Field-Effect Transistors

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

Basic Logic Gate Troubleshooting

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Counting practice: count from zero to thirty-one in binary, octal, and…

Three-phase Power Systems

Textbook

What is Split-Phase Power Systems? Split-phase power systems achieve…

Power Density Calculator

Tools

A tool designed to calculate the power density of an antenna

DC Lab - Potato Battery

Textbook

In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.

Negative Feedback

Textbook

If we connect the output of an op-amp to its inverting input and apply…

Electron Versus Conventional Flow

Worksheets - Batteries

In this electrical circuit, trace the direction of current through the…

Digital Lab - S-R Latch Using NOR Gates

Textbook

In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Performance-Based Assessments for Basic Electricity Competencies

Worksheets - Batteries

(Template)

Si Lab - BJT Common-emitter Amplifier

Textbook

In this hands-on semiconductor electronics experiment, construct a common-emitter amplifier using a bipolar junction transistor (BJT) and learn about amplifier gain and feedback.

Power in Electric Circuits

Textbook

In addition to voltage and current, there is another important…

Si Lab - Full-wave Bridge Rectifier

Textbook

In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.

Series and Parallel AC Circuits

Worksheets - Batteries

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

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

Transistors, junction field-effect (JFET)

Textbook

Note that the direction of the arrow at the gate indicates the…

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Series and Parallel Capacitors

Textbook

When capacitors are connected in series, the total capacitance is…

Demultiplexers

Textbook

A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…

Vol II. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

DC Generator Theory

Worksheets - Batteries

Generators used in battery-charging systems must be regulated so as to…

Kirchhoff’s Current Law (KCL)

Textbook

What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…

The R/2nR DAC: Binary-Weighted-Input Digital-to-Analog Converter

Textbook

What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…

Design Project: Dual-output AC-DC Power Supply

Worksheets - Batteries

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

The Common-source Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Electrical Energy Calculator

Tools

This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.

Power Conversion Circuits

Worksheets - Batteries

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

DC Lab - Rate-of-change Indicator

Textbook

In this hands-on electronics experiment, you will build an analog differentiator circuit that outputs a signal proportional to the rate-of-change and learn about one of the advantages of analog circuits.

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…