Categories

Three-phase Transformer Circuits

Textbook

Since three-phase is used so often for power distribution systems, it…

Motor Control Circuits

Textbook

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

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Miscellaneous Diode Applications

Worksheets - Motors

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

The J-K Flip-Flop

Textbook

Another variation on a theme of bistable multivibrators is the J-K…

Programmable Logic Controllers (PLC)

Textbook

Before the advent of solid-state logic circuits, logical control…

Performance-Based Assessments for DC Circuit Competencies

Worksheets - Motors

(Template)

Special-output Gates

Textbook

It is sometimes desirable to have a logic gate that provides both…

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Build a Transformer

Textbook

PARTS AND MATERIALS Steel flat bar, 4 pieces Miscellaneous bolts,…

Other Specialized Motors

Textbook

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

Arc Flash and Arc Blast

Worksheets - Motors

Electromechanical relays used to start and stop high-power electric…

Hysteresis

Textbook

Thyristors are a class of semiconductor components exhibiting…

The Silicon-Controlled Switch (SCS)

Textbook

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

Light-Pulse Switch

Worksheets - Motors

It is fairly important to use large value resistors (10 MΩ works…

Tesla Polyphase Induction Motors

Textbook

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

Protective Relay Circuits

Worksheets - Motors

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

Step-up, Step-down, and Isolation Transformers

Worksheets - Motors

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

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN transistor—models…

Monostable Multivibrators

Textbook

We’ve already seen one example of a monostable multivibrator in use:…

Solid-state Relays

Textbook

As versatile as electromechanical relays can be, they do suffer many…

Stepper Motor Calculator

Tools

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

Overcurrent Protection

Worksheets - Motors

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

Synchronous Counters

Textbook

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

Capacitor Transient Response

Textbook

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

Waveguide Calculator (Circular)

Tools

This tool calculates the cutoff frequency of a circular waveguide

Soldering

Worksheets - Motors

Both soldering irons and soldering guns are tools used in the process…

Magnetism

Worksheets - Motors

A permanent magnet is a device that retains a magnetic field without…

Parallel R, L, and C

Textbook

We can take the same components from the series circuit and rearrange…

Factoring Equivalencies

Textbook

LED Resistor Calculator

Tools

An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.

Building Simple Resistor Circuits

Textbook

In the course of learning about electricity, you will want to…

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Voltmeter Impact on Measured Circuit

Textbook

Every meter impacts the circuit it is measuring to some extent, just…

Contributors (13)

Textbook

Contributors to this chapter are listed in chronological order of…

Design Project: Audio Power Amplifier

Worksheets - Motors

Explain how the microphone in your amplifier works. How, exactly, does…

Time-delay Relays

Textbook

What are Time-Delay Relays? Some relays are constructed with a kind of…

Ohm’s Law

Worksheets - Motors

For a given amount of water pressure, which will flow a greater rate…

Sensitive Audio Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio headphones…

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

Wound Rotor Induction Motors

Textbook

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

Current Divider Circuits

Worksheets - Motors

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