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Selsyn (Synchro) Motors

Textbook

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

AC Instrumentation Transducers

Textbook

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

AC Commutator Motors

Textbook

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

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…

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

DC Motor Theory

Worksheets - Industrial

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

AC Motor Control Circuits

Worksheets - Industrial

Perhaps the most challenging aspect of interpreting ladder diagrams,…

AC Motor Theory

Worksheets - Industrial

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Reluctance Motor

Textbook

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

AC Generator Theory

Worksheets - Industrial

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

What is Alternating Current (AC)?

Textbook

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

DC Motor Control Circuits

Worksheets - Industrial

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

Tesla Polyphase Induction Motors

Textbook

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

DC Generator Theory

Worksheets - Industrial

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

Servo Motor Systems

Worksheets - Industrial

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

Single-phase Induction Motors

Textbook

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

Wound Rotor Induction Motors

Textbook

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

Wound Rotor Induction Motors

Textbook

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

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

AC Commutator Motors

Textbook

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

Wheatstone Bridge Calculator

Tools

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

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…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

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…

Instrumentation Amplifier Gain Calculator

Tools

The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.

Reluctance Motor

Textbook

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

Lorentz Force Calculator

Tools

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

Selsyn (Synchro) Motors

Textbook

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

AC Instrumentation Transducers

Textbook

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

What is Alternating Current (AC)?

Textbook

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

Performance-Based Assessments for DC Circuit Competencies

Worksheets - Industrial

(Template)

DC Mesh Current Analysis

Worksheets - Industrial

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

Series-Parallel Combination AC Circuits

Worksheets - Industrial

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

Hand Calculator Use

Textbook

To enter numbers in scientific notation into a hand calculator, there…

Protective Relay Circuits

Worksheets - Industrial

Protective relays are special power-sensing devices whose job it is to…

Elementary Amplifier Theory

Worksheets - Industrial

Fundamentally, an amplifier is a device that takes in a low-power…

Broadside Coupled Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a broadside coupled stripline.

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

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.

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Industrial

When lightning strikes, nearby magnetic compass needles may be seen to…

Safe Meter Usage

Textbook

Using an electrical meter safely and efficiently is perhaps the most…

Synchronous Counters

Textbook

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

An Electric Pendulum

Textbook

Capacitors store energy in the form of an electric field, and…

Parallel Wire Inductance Calculator

Tools

This tool is designed to calculate the inductance of two parallel wires

Resonance in Series-Parallel Circuits

Textbook

In simple reactive circuits with little or no resistance, the effects…

Radar Maximum Range Calculator

Tools

This tool is designed to calculate the maximum distance (range) that a radar can detect

Non-Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Derivative of a Constant

Textbook

    (“c” being a constant)   RELATED…

Early Tube History

Textbook

Thomas Edison, that prolific American inventor, is often credited with…