Categories

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Motor Control Circuits

Worksheets - Industrial

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Tesla Polyphase Induction Motors

Textbook

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

AC Generator Theory

Worksheets - Industrial

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

DC Generator Theory

Worksheets - Industrial

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

Selsyn (Synchro) Motors

Textbook

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

What is Alternating Current (AC)?

Textbook

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

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…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

AC Motor Theory

Worksheets - Industrial

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

Design Project: DC Motor

Worksheets - Industrial

The armature windings of your DC motor will have very low resistance.…

Servo Motor Systems

Worksheets - Industrial

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

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…

DC Motor Control Circuits

Worksheets - Industrial

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Wound Rotor Induction Motors

Textbook

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

Single-phase Induction Motors

Textbook

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

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

Tesla Polyphase Induction Motors

Textbook

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

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…

Selsyn (Synchro) Motors

Textbook

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

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.

AC Instrumentation Transducers

Textbook

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

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.

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…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Wound Rotor Induction Motors

Textbook

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

What is Alternating Current (AC)?

Textbook

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

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.

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Complex Number Arithmetic

Textbook

Since complex numbers are legitimate mathematical entities, just like…

Linear Computational Circuitry

Worksheets - Industrial

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

Design Project: Sensitive Audio Detector

Worksheets - Industrial

The choice of step-down transformers to use in a project such as this…

Overcurrent Protection

Worksheets - Industrial

What hazards might be posed by a circuit with excessive current going…

Transistors, Insulated-gate Field-effect (IGFET or MOSFET)

Textbook

We have the symbols for depletion mode and enhancement mode MOSFETs -…

Resistor Color Code Calculator and Chart—4 Band, 5 Band, or 6 Band Resistors

Tools

A handy all-in-one tool for reading resistor color code values for a 4 band resistor, 5 band resistor, or 6 band resistor.

What Are Electric Circuits?

Textbook

You might have been wondering how charges can continuously flow in a…

DIP Gate Packaging

Textbook

Digital logic gate circuits are manufactured as integrated circuits:…

Series-parallel R, L, and C

Textbook

Now that we’ve seen how series and parallel AC circuit analysis…

Rectifier Circuits

Worksheets - Industrial

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

Si Lab - Differential Amplifier

Textbook

In this hands-on semiconductor electronics experiment, build a BJT differential amplifier and learn about a fundamental building block that is the basis of most operational amplifiers.

Polarity of voltage drops

Textbook

When using conventional current flow, we can trace the direction of…

Decibel Measurements

Worksheets - Industrial

During the early development of telephone technology, a unit was…

Oscilloscope Trigger Controls

Worksheets - Industrial

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

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

Tesla Polyphase Induction Motors

Textbook

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

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Contributors (9)

Textbook

Contributors to this chapter are listed in chronological order of…

Design Project: Intercom System

Worksheets - Industrial

Design a passive circuit that will create a "split” ( V/-V) power…

Switches, Hand Actuated

Textbook

A switch is an electrical component that can “make” or…