Wound Rotor Induction Motors

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

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What is Alternating Current (AC)?

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

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Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…

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Reluctance Motor

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

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Performance-Based Assessments for AC Circuit Competencies

(Template)

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Worksheets - Gaming

AC Commutator Motors

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

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Other Specialized Motors

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

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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.

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Tesla Polyphase Induction Motors

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

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Intermediate Electromagnetism and Electromagnetic Induction

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

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Worksheets - Gaming

AC Lab - Large Induction Motor

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

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True, Reactive, and Apparent Power

Reactive Power We know that reactive loads such as inductors and…

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AC Power

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

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Worksheets - Gaming

More on Spectrum Analysis

Computerized Fourier analysis, particularly in the form of the FFT…

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Electrical Transients

This chapter explores the response of capacitors and inductors to…

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Series-Parallel Combination AC Circuits

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

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Worksheets - Gaming

Simulating JFET Circuits Using LTspice

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

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Textbook

Ionization (gas-filled) Tubes

So far, we’ve explored tubes which are totally…

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Textbook

Free Space Path Loss Calculator

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.

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Tools

Microstrip Impedance Calculator

This calculator helps you compute the characteristic impedance of a microstrip.

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Tools

Non-right Triangle Trigonometry

The Law of Sines (for any triangle) The Law of Cosines (for any…

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Bridge Circuits

No text on electrical metering could be called complete without a…

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Textbook

The Cascode Amplifier

While the C-B (common-base) amplifier is known for wider bandwidth…

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Arithmetic Properties

Associative Property In addition and multiplication, terms may be…

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Friis Transmission Calculator

This calculator allows you to solve for any of the six variables in the Friis formula for RF transmission: transmitter power, transmitter gain, receiver power, receiver gain, frequency, or distance.

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Tools

Skin Depth Calculator

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

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Tools

Venn Diagrams and Sets

Mathematicians use Venn diagrams to show the logical relationships of…

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Practical considerations - Digital Communication

A principal consideration for industrial control networks, where the…

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Coefficients of Specific Resistance

Specific resistance at 20o C:  Material Element/Alloy ohm-cmil/ft…

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Oscilloscope Trigger Controls

A very useful tool for observing rotating objects is a strobe light.…

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Worksheets - Gaming

Edge Coupled Stripline Impedance Calculator

A calculator for computing the impedance of an edge coupled stripline.

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Tools