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Fundamentals of Radio Communication

Fundamentals of Radio Communication

What does the acronym RF stand form, in reference to radio-related…


Worksheets - Inductors

Capacitors

Capacitors

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


Worksheets - Inductors

Magnetic Fields and Inductance

Magnetic Fields and Inductance

Whenever electrons flow through a conductor, a magnetic field will…


Textbook

Performance-Based Assessments for AC Circuit Competencies

Performance-Based Assessments for AC Circuit Competencies

(Template)


Worksheets - Inductors

AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


Worksheets - Inductors

Capacitor Quirks

Capacitor Quirks

As with inductors, the ideal capacitor is a purely reactive device,…


Textbook

Inductor Voltage and Current Relationship

Inductor Voltage and Current Relationship

Inductors do not have a stable “resistance” as conductors…


Textbook

AC Lab - Variable Inductor

AC Lab - Variable Inductor

In this hands-on AC electronics experiment, build a variable conductor and learn the impact of a metal core placed inside an inductor coil has on the inductance.


Textbook

Why L/R and not LR?

Why L/R and not LR?

Learn About L/R Time Constants It is often perplexing to new students…


Textbook

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 - Inductors

Switch Contact Design

Switch Contact Design

A switch can be constructed with any mechanism bringing two conductors…


Textbook

Capacitor Charge and Time Constant Calculator

Capacitor Charge and Time Constant Calculator

This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.


Tools

Series and Parallel AC Circuits

Series and Parallel AC Circuits

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


Worksheets - Inductors

Passive Integrator and Differentiator Circuits

Passive Integrator and Differentiator Circuits

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


Worksheets - Inductors

Mutual Inductance and Basic Operation

Mutual Inductance and Basic Operation

Behaviors of Inductors wrapped around a Conductive Core Suppose we…


Textbook

AC Network Analysis

AC Network Analysis

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


Worksheets - Inductors

AC Lab - Induction Motor

AC Lab - Induction Motor

In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.


Textbook

Example Circuits and Netlists

Example Circuits and Netlists

The following circuits are pre-tested netlists for SPICE 2g6, complete…


Textbook

Calculus for Electric Circuits

Calculus for Electric Circuits

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


Worksheets - Inductors

Inductance, Reactance, and Admittance Calculator

Inductance, Reactance, and Admittance Calculator

This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor


Tools

Voltage and Current

Voltage and Current

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


Textbook

Meter Check of a Diode

Meter Check of a Diode

The Functionality of Diode Polarity Being able to determine the…


Textbook

Ohm’s Law (again!)

Ohm’s Law (again!)

A common phrase heard in reference to electrical safety goes something…


Textbook

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

Practical Considerations - Capacitors

Practical Considerations - Capacitors

Capacitors, like all electrical components, have limitations that must…


Textbook

Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


Textbook

Resistor Color Code Calculator and Chart—4 Band, 5 Band, or 6 Band Resistors

Resistor Color Code Calculator and Chart—4 Band, 5 Band, or 6 Band Resistors

A handy all-in-one tool for reading resistor color code values for a 4 band resistor, 5 band resistor, or 6 band resistor.


Tools

Analog Lab - 555 Ramp Signal Generator

Analog Lab - 555 Ramp Signal Generator

In this hands-on electronics experiment, construct a signal generator circuit that creates two different types of ramp signals and learn how capacitors charge when connected to resistors and constant current sources.


Textbook

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

AC Lab - LC Tank Circuit

AC Lab - LC Tank Circuit

In this hands-on AC electronics experiment, build a parallel resonant inductor-capacitor circuit and learn about oscillation, resonant frequency, and damping.


Textbook

555 Lab - Advanced Red LED Flasher

555 Lab - Advanced Red LED Flasher

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.


Textbook

Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


Textbook

AC Resistor Circuits (Capacitive)

AC Resistor Circuits (Capacitive)

Pure resistive AC circuit: voltage and current are in phase.  …


Textbook

Tube Lab - Vacuum Tube Audio Amplifier

Tube Lab - Vacuum Tube Audio Amplifier

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.


Textbook

Electromagnetic Induction

Electromagnetic Induction

While Oersted’s surprising discovery of electromagnetism paved…


Textbook

Rectangle Loop Inductance Calculator

Rectangle Loop Inductance Calculator

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


Tools

Capacitor Quirks

Capacitor Quirks

As with inductors, the ideal capacitor is a purely reactive device,…


Textbook

BJT Amplifier Troubleshooting

BJT Amplifier Troubleshooting

As an instructor of electronics, I am called upon frequently to help…


Worksheets - Inductors

Si Lab - Commutating Diode

Si Lab - Commutating Diode

In this hands-on semiconductor electronics experiment, build a simple circuit that will teach you how to use a commutating diode to reduce inductive kickback.


Textbook

DC Lab - Capacitor Charging and Discharging

DC Lab - Capacitor Charging and Discharging

In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.


Textbook

Memory Devices

Memory Devices

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


Worksheets - Inductors

Circuit Simplification Examples

Circuit Simplification Examples

Let’s begin with a semiconductor gate circuit in need of…


Textbook

Introduction to Combinational Logic Functions

Introduction to Combinational Logic Functions

The term “combinational” comes to us from mathematics. In…


Textbook

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…


Worksheets - Inductors

Si Lab - A Simple BJT Current Mirror Circuit

Si Lab - A Simple BJT Current Mirror Circuit

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.


Textbook

“Long’’ and “Short’’ Transmission Lines

“Long’’ and “Short’’ Transmission Lines

In DC and low-frequency AC circuits, the characteristic impedance of…


Textbook

Protective Relay Circuits

Protective Relay Circuits

Protective relays are special power-sensing devices whose job it is to…


Worksheets - Inductors

Waveguide Calculator (Circular)

Waveguide Calculator (Circular)

This tool calculates the cutoff frequency of a circular waveguide


Tools

Op-Amp Voltage and Gain Calculator

Op-Amp Voltage and Gain Calculator

A calculator for computing the gain and output voltage of an operational amplifier


Tools

The Importance of Electrical Safety

The Importance of Electrical Safety

With this lesson, I hope to avoid a common mistake found in…


Textbook

Decibel Measurements

Decibel Measurements

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


Worksheets - Inductors

The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

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


Textbook

Peak Detector

Peak Detector

A peak detector is a series connection of a diode and a…


Textbook

Component Failure Analysis (Continued)

Component Failure Analysis (Continued)

“I consider that I understand an equation when I can predict the…


Textbook

Rectifier Circuits

Rectifier Circuits

What is Rectification? Now we come to the most popular application of…


Textbook

AC Lab - PC Oscilloscope

AC Lab - PC Oscilloscope

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.


Textbook

Three-phase Transformer Circuits

Three-phase Transformer Circuits

Since three-phase is used so often for power distribution systems, it…


Textbook

Voltage and Current Calculations

Voltage and Current Calculations

There’s a sure way to calculate any of the values in a reactive…


Textbook

Flyback Switch Mode Regulator Calculator

Flyback Switch Mode Regulator Calculator

A calculator for computing several parameters needed in the design of a flyback switch mode regulator


Tools

Bipolar Transistor Biasing Circuits

Bipolar Transistor Biasing Circuits

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


Worksheets - Inductors