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Thyristors

Thyristors

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


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Electromechanical Relay Logic

Electromechanical Relay Logic

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


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The Bipolar Junction Transistor (BJT) as a Switch

The Bipolar Junction Transistor (BJT) as a Switch

Bipolar junction transistors (Also known as BJTs) can be used as an…


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Energy, Work, and Power

Energy, Work, and Power

Define the following terms: energy, work, and power.


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Capacitor Transient Response

Capacitor Transient Response

Because capacitors store energy in the form of an electric field, they…


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Op-Amp Practical Considerations

Op-Amp Practical Considerations

Real operational amplifiers have some imperfections compared to an…


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Bipolar Junction Transistors

Bipolar Junction Transistors

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


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DC Mesh Current Analysis

DC Mesh Current Analysis

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


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AC Network Analysis

AC Network Analysis

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


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Basic Electromagnetism and Electromagnetic Induction

Basic Electromagnetism and Electromagnetic Induction

When lightning strikes, nearby magnetic compass needles may be seen to…


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Characteristic Impedance

Characteristic Impedance

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


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Servo Motor Systems

Servo Motor Systems

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


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Series-Parallel DC Circuits

Series-Parallel DC Circuits

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


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The Common-emitter Amplifier

The Common-emitter Amplifier

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


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Voltage Divider Circuits

Voltage Divider Circuits

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


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Series DC Circuits Practice Worksheet with Answers

Series DC Circuits Practice Worksheet with Answers

In this circuit, three resistors receive the same amount of current (4…


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Three-phase Power Systems

Three-phase Power Systems

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


Textbook

DC Lab - Potato Battery

DC Lab - Potato Battery

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.


Textbook

Intro Lab - How to Use a Voltmeter to Measure Voltage

Intro Lab - How to Use a Voltmeter to Measure Voltage

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


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Universal Shift Registers: Parallel-in, Parallel-out

Universal Shift Registers: Parallel-in, Parallel-out

The purpose of the parallel-in/ parallel-out shift register is to take…


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Safety Grounding

Safety Grounding

In simple AC power systems, one of the two conductors is typically…


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Binary Math Circuits

Binary Math Circuits

Add the following binary numbers:


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Time Constant Circuits

Time Constant Circuits

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


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Single-phase Power Systems

Single-phase Power Systems

Single phase power system schematic diagram shows little about the…


Textbook

Basic Voltmeter Use

Basic Voltmeter Use

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


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Design Project: Telegraph System

Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?


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Measurements of AC Magnitude

Measurements of AC Magnitude

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


Textbook

Solving Unbalanced Wheatstone Bridge Circuits Via Mesh Current Method

Solving Unbalanced Wheatstone Bridge Circuits Via Mesh Current Method

An unbalanced Wheatstone bridge cannot be solved using simple series…


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The Common-base Amplifier

The Common-base Amplifier

The final transistor amplifier configuration (Figure below) we need to…


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Troubleshooting Series and Parallel Circuits

Troubleshooting Series and Parallel Circuits

The jobs of electronics engineers and technicians frequently entail…


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Kirchhoff’s Laws

Kirchhoff’s Laws

Many electronic circuits use what is called a split or a dual power…


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Three-phase Y and Delta Configurations

Three-phase Y and Delta Configurations

Three-phase Wye(Y) Connection Initially, we explored the idea of…


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AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


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Decibel Measurements

Decibel Measurements

During the early development of telephone technology, a unit was…


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Single-ended and Differential Amplifiers

Single-ended and Differential Amplifiers

For ease of drawing complex circuit diagrams, electronic amplifiers…


Textbook

Polyphase Power Systems

Polyphase Power Systems

Explain the difference between a balanced polyphase system and an…


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Some Examples with AC Circuits

Some Examples with AC Circuits

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


Textbook

Design Project: Arbitrary Waveform Generator

Design Project: Arbitrary Waveform Generator

What, exactly, is an arbitrary waveform generator, and for what…


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Current Signal Systems

Current Signal Systems

Current Source It is possible through the use of electronic amplifiers…


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Capacitors

Capacitors

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


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Shift Registers: Serial-in, Serial-out

Shift Registers: Serial-in, Serial-out

Serial-in, serial-out shift registers delay data by one clock time for…


Textbook

AC Lab - Automotive Alternator as AC Generator

AC Lab - Automotive Alternator as AC Generator

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.


Textbook

DC Branch Current Analysis

DC Branch Current Analysis

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


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Binary Math

Binary Math

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


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Current Signal Systems

Current Signal Systems

Current Source It is possible through the use of electronic amplifiers…


Textbook

Trigonometry for AC Circuits

Trigonometry for AC Circuits

Identify which trigonometric functions (sine, cosine, or tangent) are…


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Square Root, Cube Root, and Nth Root Calculator

Square Root, Cube Root, and Nth Root Calculator

This calculator will determine the square root, cube root, or nth root of a given number, x.


Tools

Mutual Inductance

Mutual Inductance

If two coils of wire are brought into close proximity with each other…


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Millman’s Theorem

Millman’s Theorem

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


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Solving Simultaneous Equations: The Substitution Method and the Addition Method

Solving Simultaneous Equations: The Substitution Method and the Addition Method

What are Simultaneous Equations and Systems of Equations? The terms…


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Fuses

Fuses

Normally, the ampacity rating of a conductor is a circuit design…


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The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

If we take the equivalent circuit of an SCR and add another external…


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AC Bridge Circuits

AC Bridge Circuits

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


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Battery Construction

Battery Construction

The word battery simply means a group of similar components. In…


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Insulated-gate Field-effect Transistors (MOSFET)

Insulated-gate Field-effect Transistors (MOSFET)

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…


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What is Alternating Current (AC)?

What is Alternating Current (AC)?

Most students of electricity begin their study with what is known as…


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Shock Current Path

Shock Current Path

As we’ve already learned, electricity requires a complete path…


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Single-phase Induction Motors

Single-phase Induction Motors

A three-phase motor may be run from a single-phase power source.…


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Phasing

Phasing

Since transformers are essentially AC devices, we need to be aware of…


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High-Reliability Circuits

High-Reliability Circuits

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


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