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Signal Modulation

Worksheets - Imaging

A modern method of electrical power control involves inserting a…

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

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

Worksheets - Imaging

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

Soldering

Worksheets - Imaging

Both soldering irons and soldering guns are tools used in the process…

Timer Circuits

Worksheets - Imaging

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

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Superconducting Devices

Textbook

Superconducting devices, though not widely used, have some unique…

Thyristors

Worksheets - Imaging

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

Light-Pulse Switch

Worksheets - Imaging

It is fairly important to use large value resistors (10 MΩ works…

Pulse Width Modulation

Textbook

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

AC Instrumentation Transducers

Textbook

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

Physical Effects of Electricity

Worksheets - Imaging

Certain substances are known to physically deform (shorten or…

Electric Shock

Worksheets - Imaging

It is sometimes said regarding electrical safety that, Ït’s not the…

Ohm’s Law (again!)

Textbook

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

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

Kirchhoff’s Laws

Worksheets - Imaging

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

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Skin Depth Calculator

Tools

A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

Square Wave Signals

Textbook

It has been found that any repeating, non-sinusoidal waveform can be…

AC Resistor Circuits (Inductive)

Textbook

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

Free Space Path Loss Calculator

Tools

This calculator computes for the free space path loss between transmit and receive antennas.

Magnetic Units of Measurement

Textbook

If the burden of two systems of measurement for common quantities…

Rate-of-change Indicator

Textbook

PARTS AND MATERIALS Two 6 volt batteries Capacitor, 0.1 µF…

AC Power

Worksheets - Imaging

If a sinusoidal voltage is applied to an impedance with a phase angle…

Band-stop Filters

Textbook

How to Create a Band-stop Filter? Also called band-elimination,…

Principles of Radio

Textbook

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

Ohm’s Law Calculator

Tools

Calculate circuit parameters using Ohm's Law

Numbers versus Numeration

Textbook

It is imperative to understand that the type of numeration system used…

A Very Simple Computer

Textbook

PARTS AND MATERIALS Three batteries, each one with a different…

Radio Circuits

Textbook

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

Inductors

Worksheets - Imaging

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

Practical Considerations of ADC Circuits

Textbook

Perhaps the most important consideration of an ADC is its resolution.…

Temperature Converter

Tools

Convert between Celsius, Fahrenheit and Kelvin

The Importance of Electrical Safety

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Kirchhoff’s Laws

Worksheets - Imaging

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

Phase Rotation

Textbook

Three-Phase Alternator Let’s take the three-phase alternator…