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AC Motor Theory

Worksheets - Encoders

Electromechanical watt-hour meters use an aluminum disk that is spun…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Servo Motor Systems

Worksheets - Encoders

Explain the operation of this “H-bridge” motor control circuit: At…

What is Alternating Current (AC)?

Textbook

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

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

AC Generator Theory

Worksheets - Encoders

If an electric current is passed through this wire, which direction…

Tesla Polyphase Induction Motors

Textbook

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

Selsyn (Synchro) Motors

Textbook

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

DC Motor Theory

Worksheets - Encoders

If the ends of a wire loop are attached to two half-circular metal…

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…

DC Generator Theory

Worksheets - Encoders

Generators used in battery-charging systems must be regulated so as to…

Reluctance Motor

Textbook

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

AC Instrumentation Transducers

Textbook

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

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Stepper Motors

Worksheets - Encoders

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

DC Motor Control Circuits

Worksheets - Encoders

How is it possible to electrically measure the torque output by a…

AC Instrumentation Transducers

Textbook

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

Rectifier Circuits

Worksheets - Encoders

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

Selsyn (Synchro) Motors

Textbook

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

Lenz’s Law and Faraday’s Law Calculator

Tools

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.

AC Commutator Motors

Textbook

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

Microcontroller Principles

Worksheets - Encoders

Read the following quotation, and then research the term…

Servo Motor Systems

Worksheets - Encoders

Explain the operation of this “H-bridge” motor control circuit: At…

Other Specialized Motors

Textbook

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

555 Lab - LED Flasher with Inductive Flyback

Textbook

In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.

Step-up, Step-down, and Isolation Transformers

Worksheets - Encoders

Calculate the voltage output by the secondary winding of a transformer…

Bipolar Junction Transistors as Switches

Worksheets - Encoders

Solid-state switching circuits usually keep their constituent…

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Tesla Polyphase Induction Motors

Textbook

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

AC Generator Theory

Worksheets - Encoders

If an electric current is passed through this wire, which direction…

Reluctance Motor

Textbook

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

AC Instrumentation Transducers

Textbook

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

DC Lab - Capacitor Charging and Discharging

Textbook

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.

Averager and Summer Circuits

Textbook

If we take three equal resistors and connect one end of each to a…

Introduction to Junction Field-effect Transistors (JFET)

Textbook

A transistor is a semiconductor device that controls current with the…

Common Derivatives

Textbook

    RELATED WORKSHEETS: Calculus for Electric Circuits…

AC Lab - Automotive Alternator as AC Generator

Textbook

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.

Voltage and Current

Textbook

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

Power in Electric Circuits

Textbook

In addition to voltage and current, there is another important…

Capacitor Impedance Calculator

Tools

This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.

Digital Lab - Introduction

Textbook

In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.

Passive Filter Circuits

Worksheets - Encoders

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

Scientific Notation in SPICE

Textbook

The SPICE circuit simulation computer program uses scientific notation…

Si Lab - JFET Switching Circuit and Static Electricity Sensor

Textbook

In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.

AC Lab - Musical Keyboard as a Signal Generator

Textbook

In this hands-on AC electronics experiment, an electronic musical keyboard will be used as a variable-frequency AC signal generator to learn the difference between AC amplitude and frequency.

Introduction to Combinational Logic Functions

Textbook

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

Programmable Logic Controllers

Worksheets - Encoders

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

Design Project: Audio Power Amplifier

Worksheets - Encoders

Explain how the microphone in your amplifier works. How, exactly, does…

555 Timer Astable Oscillator Circuit

Tools

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis. This calculator will help you design an oscillator using a 555 timer IC.

Mutual Inductance

Worksheets - Encoders

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

Wiring Color Codes

Textbook

Wiring for AC and DC power distribution branch circuits are color…