All About Circuits

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Oscillator Circuits

Oscillator Circuits

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


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Conventional Versus Electron Flow

Conventional Versus Electron Flow

“The nice thing about standards is that there are so many of…


Textbook

555 Lab - Oscillator With Hysteresis

555 Lab - Oscillator With Hysteresis

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.


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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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Series Circuits and the Application of Ohm’s Law

Series Circuits and the Application of Ohm’s Law

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


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Diode Switching Circuits

Diode Switching Circuits

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


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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.


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Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Over the course of learning about electricity, you will want to…


Textbook

Class A BJT Amplifiers

Class A BJT Amplifiers

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


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Shift Registers

Shift Registers

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


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Power Conversion Circuits

Power Conversion Circuits

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


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Timer Circuits

Timer Circuits

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


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Basic Electricity Worksheet

Basic Electricity Worksheet

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


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The Silicon-Controlled Rectifier (SCR)

The Silicon-Controlled Rectifier (SCR)

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…


Textbook

Basic AC-DC Power Supplies

Basic AC-DC Power Supplies

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


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Voltage and Current

Voltage and Current

As was previously mentioned, we need more than just a continuous path…


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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Troubleshooting Series and Parallel Circuits

Troubleshooting Series and Parallel Circuits

The jobs of electronics engineers and technicians frequently entail…


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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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Special Transformers and Applications

Special Transformers and Applications

Impedance Matching Because transformers can step voltage and current…


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Gas Discharge Tubes

Gas Discharge Tubes

If you’ve ever witnessed a lightning storm, you’ve seen…


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Node Voltage Method

Node Voltage Method

The node voltage method of DC network analysis solves for unknown…


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Millman’s Theorem

Millman’s Theorem

In Millman’s Theorem, the circuit is re-drawn as a parallel…


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Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Over the course of learning about electricity, you will want to…


Textbook

Passive Integrator and Differentiator Circuits

Passive Integrator and Differentiator Circuits

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


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Vol II. Credits

Vol II. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

Coil Inductance Calculator

Coil Inductance Calculator

This calculator computes the inductance of a wire coil.


Tools

Si Lab - Full-wave Center-tap Rectifier

Si Lab - Full-wave Center-tap Rectifier

In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.


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Polyphase Motor Design

Polyphase Motor Design

AC Motors Perhaps the most important benefit of polyphase AC power…


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Branch Current Method Analysis

Branch Current Method Analysis

The most straightforward DC network analysis technique is the branch…


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Ohm’s Law - How Voltage, Current, and Resistance Relate

Ohm’s Law - How Voltage, Current, and Resistance Relate

The first, and perhaps most important, relationship between current,…


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Special Diodes

Special Diodes

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


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

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

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


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Bipolar Transistor Biasing Circuits

Bipolar Transistor Biasing Circuits

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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Practical Considerations - Transformers

Practical Considerations - Transformers

Power Capacity As has already been observed, transformers must be well…


Textbook

Bipolar Junction Transistors as Switches

Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…


Worksheets - Batteries

Microstrip Max Current Calculator

Microstrip Max Current Calculator

A calculator for solving the maximum current a microstrip can handle.


Tools

How to Calculate Power in a Series and Parallel Circuit

How to Calculate Power in a Series and Parallel Circuit

When calculating the power dissipation of resistive components, we can…


Textbook

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…


Textbook

Design Project: Voltmeter

Design Project: Voltmeter

The most important component of your voltmeter will be the…


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Polar Form and Rectangular Form Notation for Complex Numbers

Polar Form and Rectangular Form Notation for Complex Numbers

In order to work with complex numbers without drawing vectors, we…


Textbook

Factors Affecting Capacitance

Factors Affecting Capacitance

There are three basic factors of capacitor construction determining…


Textbook

Data - Resistance & Superconductor

Data - Resistance & Superconductor

Tables of specific resistance and temperature coefficient of…


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AC Phase

AC Phase

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


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Analog Lab - Class B Audio Amplifier

Analog Lab - Class B Audio Amplifier

In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.


Textbook

Introduction to Complex Numbers

Introduction to Complex Numbers

If I needed to describe the distance between two cities, I could…


Textbook

Inductors

Inductors

∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…


Worksheets - Batteries

Broadside Coupled Stripline Impedance Calculator

Broadside Coupled Stripline Impedance Calculator

This calculator helps you compute the characteristic impedance of a broadside coupled stripline.


Tools

Microprocessor Programming

Microprocessor Programming

What is the difference between a JMP (“jump”) instruction and a…


Worksheets - Batteries

Design Project: Telegraph System

Design Project: Telegraph System

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


Worksheets - Batteries

Design Project: LED Stroboscope

Design Project: LED Stroboscope

A technician uses a stroboscope to “freeze” the rotation of a…


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Delta and Wye 3-Phase Circuits

Delta and Wye 3-Phase Circuits

Label where each of the following electrical quantities would be found…


Worksheets - Batteries

Intermediate Electromagnetism and Electromagnetic Induction

Intermediate Electromagnetism and Electromagnetic Induction

As an electric current is passed through a coil of wire, it creates a…


Worksheets - Batteries

Review of R, X, and Z (Resistance, Reactance and Impedance)

Review of R, X, and Z (Resistance, Reactance and Impedance)

Before we begin to explore the effects of resistors, inductors, and…


Textbook

Asynchronous Flip-Flop Inputs

Asynchronous Flip-Flop Inputs

The normal data inputs to a flip flop (D, S and R, or J and K) are…


Textbook

Network Topology

Network Topology

Point-to-Point Connecting two digital devices with a network, would…


Textbook

Vol III. Credits

Vol III. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

Hyperbolic Functions

Hyperbolic Functions

Note: all angles (x) must be expressed in units of radians for these…


Textbook

Differentiator and Integrator Circuits

Differentiator and Integrator Circuits

By introducing electrical reactance into the feedback loops of an…


Textbook