Categories

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Selsyn (Synchro) Motors

Textbook

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

Microcontroller Principles

Worksheets - Appliances

Read the following quotation, and then research the term…

AC Motor Control Circuits

Worksheets - Appliances

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 Motor Theory

Worksheets - Appliances

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

Design Project: DC Motor

Worksheets - Appliances

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

Servo Motor Systems

Worksheets - Appliances

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

Basic Troubleshooting Strategies

Worksheets - Appliances

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

Induction Motor

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Contactors

Textbook

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

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Polyphase Motor Design

Textbook

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

Stepper Motor Calculator

Tools

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Appliances

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

Oscilloscope Trigger Controls

Worksheets - Appliances

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

DC Motor Control Circuits

Worksheets - Appliances

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

Design Project: Stepper Motor Driver

Worksheets - Appliances

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

Practical Considerations - Capacitors

Textbook

Capacitors, like all electrical components, have limitations that must…

Contact “Normal” State and Make/Break Sequence

Textbook

Any kind of switch contact can be designed so that the contacts…

Contributors (1)

Textbook

Contributors to this chapter are listed in chronological order of…

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Voltage/Current Converter OpAmp Circuits

Worksheets - Appliances

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

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

Diode Switching Circuits

Textbook

Diodes can perform switching and digital logic operations. Forward and…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Commutating Diode

Textbook

PARTS AND MATERIALS 6 volt battery Power transformer, 120VAC step-down…

Superconducting Devices

Textbook

Superconducting devices, though not widely used, have some unique…

4-wire Resistance Measurement

Textbook

PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…

Multiplexers and Demultiplexers

Worksheets - Appliances

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

Microstrip Patch Antenna Calculator

Tools

This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.

Capacitor Charge and Time Constant Calculator

Tools

This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.

Digital Logic Functions

Textbook

We can construct a simple logic functions for our hypothetical lamp…

Basic Ammeter Use

Worksheets - Appliances

Show how this ammeter would be connected to the light bulb circuit to…

Series-Parallel DC Circuits

Worksheets - Appliances

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

Memory with moving parts: “Drives”

Textbook

The earliest forms of digital data storage involving moving parts was…

Square Wave Signals

Textbook

It has been found that any repeating, non-sinusoidal waveform can be…

Slope (integrating) ADC

Textbook

So far, we’ve only been able to escape the sheer volume of…