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Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

Intermediate Electromagnetism and Electromagnetic Induction

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

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Performance-Based Assessments for AC Circuit Competencies

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Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

What is Alternating Current (AC)?

Textbook

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

Pulse Width Modulation

Textbook

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

Capacitor Sizing Equation

Textbook

Capacitance Formula     Permittivity of Dielectric  …

Twisted-Pair Impedance Calculator

Tools

A tool designed to calculate the characteristic impedance of a twisted-pair cable

What are “Series” and “Parallel” Circuits?

Textbook

Circuits consisting of just one battery and one load resistance are…

Vol I. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Practical Considerations - Capacitors

Textbook

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

Parallel DC Circuits Practice Worksheet With Answers

Worksheets - Mobile

In this circuit, three resistors receive the same amount of voltage…

AC Network Analysis

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

Field-effect-controlled Thyristors

Textbook

Two relatively recent technologies designed to reduce the…

Programmable Logic Controllers

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The Programmable Logic Controller, or PLC, was invented in the late…

AC Motor Control Circuits

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Perhaps the most challenging aspect of interpreting ladder diagrams,…

Transistor Ratings and Packages (IGFET)

Textbook

Practical Power Factor Correction

Textbook

When the need arises to correct for poor power factor in an AC power…

Ohm’s Law Calculator

Tools

Calculate circuit parameters using Ohm's Law

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Signal Modulation

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A modern method of electrical power control involves inserting a…

TTL NOR and OR gates

Textbook

TTL Circuit Analysis Let’s examine the following TTL circuit and…

Analog-to-Digital Conversion

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The circuit shown here is a four-bit analog-to-digital converter…

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

Stripline Trace Width Calculator

Tools

A calculator designed to calculate the trace width of a stripline based on the maximum current rating