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Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Passive Filter Circuits

Worksheets - Modules

In very simple, qualitative terms, rate the impedance of capacitors…

Mixed-Frequency Signals

Worksheets - Modules

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

Digital Communication

Worksheets - Modules

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

Fundamentals of Radio Communication

Worksheets - Modules

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

Principles of Radio

Textbook

One of the more fascinating applications of electricity is in the…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Other Diode Technologies

Textbook

Varicap or varactor diodes A variable capacitance diode is known as a…

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

Worksheets - Modules

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

Signal Modulation

Worksheets - Modules

A modern method of electrical power control involves inserting a…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

Phase-Locked Loops

Worksheets - Modules

This is a schematic for a simple VCO: The oscillator is of the RC…

Waveguides

Textbook

A waveguide is a special form of transmission line consisting of a…

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Networks and Busses

Textbook

The wires between the tank and the monitoring location is  called…

Friis Transmission Calculator

Tools

This calculator computes the power received by an antenna using Friis formula

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Introduction to Digital Communication

Textbook

In the design of large and complex digital systems, it is often…

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

Noise Figure Calculator

Tools

A tool designed to calculate the noise figure of cascaded amplifiers

Digital Communication

Worksheets - Modules

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

Mixed-Frequency Signals

Worksheets - Modules

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

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

Phase-Locked Loops

Worksheets - Modules

This is a schematic for a simple VCO: The oscillator is of the RC…

Susceptance and Admittance

Textbook

What is Conductance? In the study of DC circuits, the student of…

Microstrip Wavelength Calculator

Tools

A tool designed to calculate the guided wavelength inside a microstrip.

LC Tank Circuit Resonance Calculator

Tools

This calculator computes the resonant frequency of a parallel inductor and capacitor "tank" circuit.

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Impedance Transformation

Textbook

Standing waves at the resonant frequency points of an open- or…

Mutual Inductance

Worksheets - Modules

When an electric current is passed through a coil of wire, what…

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

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

Worksheets - Modules

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

Electrical Noise and Interference

Worksheets - Modules

Define what noise means, in the electrical sense of the word. How does…

Active Filters

Worksheets - Modules

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

Impedance Matching With Transformers

Worksheets - Modules

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

Characteristic Impedance

Textbook

The Parallel Wires of Infinite Length Suppose, though, that we had a…

Scientific Notation in SPICE

Textbook

The SPICE circuit simulation computer program uses scientific notation…

Energy, Work, and Power

Worksheets - Modules

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

Coax Impedance Calculator

Tools

A helpful tool for calculating the impedance of a coaxial cable.

Digital Ramp ADC

Textbook

Also known as the stairstep-ramp, or simply counter A/D converter,…

How to Calculate Power in a Series and Parallel Circuit

Textbook

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

Transistor Ratings and Packages (JFET)

Textbook

Simulating JFET Circuits Using LTspice

Textbook

Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.

Arithmetic Properties

Textbook

Associative Property In addition and multiplication, terms may be…

Basic Ohmmeter Use

Worksheets - Modules

Explain how an ohmmeter is able to measure the resistance of a…

Noise Figure and Noise Temperature Calculator

Tools

This calculator computes the noise figure and noise temperature in a system

The Common-drain Amplifier (IGFET)

Textbook

Memory with moving parts: “Drives”

Textbook

The earliest forms of digital data storage involving moving parts was…

Synchronous Counters

Textbook

What is a Synchronous Counter? A synchronous counter, in contrast to…

Safety Grounding

Worksheets - Modules

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

Phase-Locked Loops

Worksheets - Modules

This is a schematic for a simple VCO: The oscillator is of the RC…

Sequences

Textbook

Arithmetic Sequences An arithmetic sequence is a series of numbers…

Parallel Resistor-Capacitor Circuits

Textbook

Using the same value components in our series example circuit, we will…

AC Lab - Sensing AC Electric Fields

Textbook

In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

AC Circuit Equations

Textbook

Inductive Reactance     Capacitive Reactance    …