Categories

Inductive Reactance

Worksheets - Motor Control

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Single-phase Induction Motors

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Microcontroller Principles

Worksheets - Motor Control

Read the following quotation, and then research the term…

AC Motor Control Circuits

Worksheets - Motor Control

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Basic Troubleshooting Strategies

Worksheets - Motor Control

A chandelier has five light bulbs in it, and one of them is not…

DC Motor Control Circuits

Worksheets - Motor Control

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

AC Generator Theory

Worksheets - Motor Control

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

Linear Computational Circuitry

Worksheets - Motor Control

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

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Reluctance Motor

Textbook

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

Pulse Width Modulation

Textbook

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

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.

Induction Motor, Large

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…

Other Specialized Motors

Textbook

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

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

Free Space Path Loss Calculator

Tools

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

Stripline Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline

Nonlinear OpAmp Circuits

Worksheets - Motor Control

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

Numeration Systems

Worksheets - Motor Control

Digital computers communicate with external devices through ports:…

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Regulated Power Sources

Worksheets - Motor Control

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

Signal Coupling

Textbook

PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…

Design Project: Audio Media-Based Signal Generator

Worksheets - Motor Control

Identify some different ways you can create the sine-wave audio tracks…

Full-Adder

Textbook

The half-adder is extremely useful until you want to add more than one…

Meter Check of a Transistor (JFET)

Textbook

Testing a JFET with a multimeter might seem to be a relatively easy…

Performance-Based Assessments for Network Analysis Competencies

Worksheets - Motor Control

AC phase

Worksheets - Motor Control

If we were to express the series-connected DC voltages as phasors…

Attenuators

Textbook

What is Attenuators? Attenuators are passive devices. It is…

Design Project: Stepper Motor Driver

Worksheets - Motor Control

At first it may seem pointless to have the four buffer gates following…

Component Modeling

Worksheets - Motor Control

When plotted on a curve tracer, the characteristic curve for a normal…

What is the Difference Between Series and Parallel Circuits?

Textbook

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

Voltage Signal Systems

Textbook

The use of variable voltage for instrumentation signals seems a rather…

Conventional Transistor Overview and Special Transistors

Worksheets - Motor Control

A microcontroller is a specialized type of digital computer used to…

Wire Loop Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire loop.

Design Project: Voltmeter

Worksheets - Motor Control

The most important component of your voltmeter will be the…

PC Oscilloscope

Textbook

PARTS AND MATERIALS IBM-compatible personal computer with sound card,…

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

Contributors (1)

Textbook

Contributors to this chapter are listed in chronological order of…

Sum and Product Notation

Textbook

For reference, this section introduces the terminology used in some…

Contributors (6)

Textbook

Contributors to this chapter are listed in chronological order of…

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

Textbook

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

Contributors (13)

Textbook

Contributors to this chapter are listed in chronological order of…

Electromagnetic Induction

Textbook

While Oersted’s surprising discovery of electromagnetism paved…

Design Project: Logic Probe

Worksheets - Motor Control

What factors determine where potentiometers Rpot1 and Rpot2 must be…

Digital-to-Analog Conversion

Worksheets - Motor Control

If a pulse-width modulated (PWM) signal is sent to a passive…

Quantum Devices

Textbook

Most integrated circuits are digital, based on MOS (CMOS) transistors.…

Sequences

Textbook

Arithmetic Sequences An arithmetic sequence is a series of numbers…

Step-up, Step-down, and Isolation Transformers

Worksheets - Motor Control

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

Analysis Techniques for Series Parallel Resistor Circuits

Textbook

Guidelines to Series-Parallel Combination Circuit Analysis The goal of…

Potential Pitfalls

Textbook

Fallacious reasoning and poor interpersonal relations account for more…

RF Power Conversion Calculator

Tools

A tool designed to convert RF power from watts to decibels and vice versa

Fuses

Textbook

Normally, the ampacity rating of a conductor is a circuit design…

A Very Simple Computer

Textbook

PARTS AND MATERIALS Three batteries, each one with a different voltage…

Performance-Based Assessments for DC Circuit Competencies

Worksheets - Motor Control

(Template)

Rules for Antiderivatives

Textbook

Constant Rule     Rule of Sums     Rule of…