Categories

Servo Motor Systems

Worksheets - Drivers

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

Motor Control Circuits

Textbook

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

AC Motor Control Circuits

Worksheets - Drivers

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Pulse Width Modulation

Textbook

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

What is Alternating Current (AC)?

Textbook

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

Inductive Reactance

Worksheets - Drivers

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Bipolar Junction Transistors as Switches

Worksheets - Drivers

Solid-state switching circuits usually keep their constituent…

AC Instrumentation Transducers

Textbook

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

Oscilloscope Trigger Controls

Worksheets - Drivers

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

DC Motor Control Circuits

Worksheets - Drivers

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…

AC Generator Theory

Worksheets - Drivers

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

Single-phase Induction Motors

Textbook

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

Design Project: Stepper Motor Driver

Worksheets - Drivers

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

Wound Rotor Induction Motors

Textbook

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

DC Motor Theory

Worksheets - Drivers

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

Design Project: DC Motor

Worksheets - Drivers

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

DC Motor Control Circuits

Worksheets - Drivers

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

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Basic Troubleshooting Strategies

Worksheets - Drivers

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Automotive Alternator

Textbook

Project Parts and Materials Automotive alternator (one required, but…

AC Instrumentation Transducers

Textbook

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

AC Motor Control Circuits

Worksheets - Drivers

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Oscilloscope Trigger Controls

Worksheets - Drivers

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

Bipolar Junction Transistors as Switches

Worksheets - Drivers

Solid-state switching circuits usually keep their constituent…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Single-phase Induction Motors

Textbook

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

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Microcontroller Principles

Worksheets - Drivers

Read the following quotation, and then research the term…

Contactors

Textbook

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

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Drivers

As an electric current is passed through a coil of wire, it creates a…

Servo Motor Systems

Worksheets - Drivers

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

Selsyn (Synchro) Motors

Textbook

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

Making a Venn Diagram Look Like a Karnaugh Map

Textbook

Starting with circle A in a rectangular A’ universe in figure…

Temperature Converter

Tools

Convert between Celsius, Fahrenheit and Kelvin

AC Resistor Circuits (Capacitive)

Textbook

Pure resistive AC circuit: voltage and current are in phase.  …

AC Waveforms

Textbook

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

True, Reactive, and Apparent Power

Textbook

Reactive Power We know that reactive loads such as inductors and…

Ohm’s Law Practice Worksheet With Answers

Worksheets - Drivers

Define the following terms: energy, work, and power.

Antiderivatives of Power Functions of e

Textbook

  Note: this is a very unique and useful property of e. As in…

Time Constant Circuits

Worksheets - Drivers

Generally speaking, how many “time constants” worth of time does…

Common-Emitter Amplifier

Textbook

PARTS AND MATERIALS One NPN transistor—model 2N2222 or 2N3403…

Speed Distance Time Calculator

Tools

This calculator will solve for either distance, time, or speed given two of the three parameters.

Computer Simulation of Electric Circuits

Textbook

Computers can be powerful tools if used properly, especially in the…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

AC Power

Worksheets - Drivers

If a sinusoidal voltage is applied to an impedance with a phase angle…

Square Root, Cube Root, and Nth Root Calculator

Tools

This calculator will determine the square root, cube root, or nth root of a given number, x.

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Control Circuits

Textbook

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

Numbers and Symbols

Textbook

The expression of numerical quantities is something we tend to take…

Batteries

Worksheets - Drivers

If I wanted to build a battery-powered electric drill, would it be…