Categories

What is Alternating Current (AC)?

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Servo Motor Systems

Worksheets - DC Motors

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

Induction Motor, Large

Textbook

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

Single-phase Induction Motors

Textbook

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

Selsyn (Synchro) Motors

Textbook

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

Contactors

Textbook

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

Microcontroller Principles

Worksheets - DC Motors

Read the following quotation, and then research the term…

AC Motor Control Circuits

Worksheets - DC Motors

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Pulse Width Modulation

Textbook

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

Oscilloscope Trigger Controls

Worksheets - DC Motors

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

Stepper Motor Calculator

Tools

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

Motor Control Circuits

Textbook

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

Basic Troubleshooting Strategies

Worksheets - DC Motors

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

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

DC Motor Control Circuits

Worksheets - DC Motors

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

Boolean Algebra

Worksheets - DC Motors

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

Design Project: Stepper Motor Driver

Worksheets - DC Motors

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

AC Instrumentation Transducers

Textbook

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

Linear Computational Circuitry

Worksheets - DC Motors

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

AC Generator Theory

Worksheets - DC Motors

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Series and Parallel AC Circuits

Worksheets - DC Motors

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

Ring Counters

Textbook

If the output of a shift register is fed back to the input. a ring…

Temperature Coefficient of Resistance

Worksheets - DC Motors

It is a common phenomenon for the electrical resistance of a substance…

Hand Calculator Use

Textbook

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

Derivative of a Constant

Textbook

    (“c” being a constant)   RELATED…

Input and Output Coupling

Textbook

To overcome the challenge of creating necessary DC bias voltage for an…

Meter Check of a Diode

Textbook

The Functionality of Diode Polarity Being able to determine the…

Wire-by-Number project kit introduction

Worksheets - DC Motors

Wire-by-Number project: simple voltage divider Description: Build a…

The “Operational” Amplifier

Textbook

Long before the advent of digital electronic technology, computers…

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…

Introduction to Digital-Analog Conversion

Textbook

Connecting digital circuitry to sensor devices is simple if the sensor…

Phase-locked Loops

Textbook

What is a Meter?

Textbook

A meter is any device built to accurately detect and display an…

Tube Parameters

Textbook

For bipolar junction transistors, the fundamental measure of…

Applications of Resonance

Textbook

So far, the phenomenon of resonance appears to be a useless curiosity,…

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

Conductors, Insulators, and Electron Flow

Textbook

The electrons of different types of atoms have different degrees of…

Peak, Average, and RMS Measurements

Worksheets - DC Motors

How is it possible to assign a fixed value of voltage or current (such…

Passive Filter Circuits

Worksheets - DC Motors

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

Superconductivity

Textbook

Conductors lose all of their electrical resistance when cooled to…