Categories

AC Instrumentation Transducers

Textbook

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

AC Motor Theory

Worksheets - Encoders

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

Reluctance Motor

Textbook

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

DC Motor Theory

Worksheets - Encoders

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

AC Generator Theory

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

What is Alternating Current (AC)?

Textbook

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

AC Commutator Motors

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

DC Generator Theory

Worksheets - Encoders

Generators used in battery-charging systems must be regulated so as to…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Tesla Polyphase Induction Motors

Textbook

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

Selsyn (Synchro) Motors

Textbook

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

Single-phase Induction Motors

Textbook

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Servo Motor Systems

Worksheets - Encoders

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

AC Motor Theory

Worksheets - Encoders

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

Bipolar Junction Transistors as Switches

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Solid-state switching circuits usually keep their constituent…

Step-up, Step-down, and Isolation Transformers

Worksheets - Encoders

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

Induction Motor, Large

Textbook

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

AC Commutator Motors

Textbook

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

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Servo Motor Systems

Worksheets - Encoders

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

Induction Motor

Textbook

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

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.

Flyback Switch Mode Regulator Calculator

Tools

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

AC Motor Control Circuits

Worksheets - Encoders

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Automotive Alternator

Textbook

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

Electric Shock

Worksheets - Encoders

It is sometimes said regarding electrical safety that, Ït’s not the…

Basic Troubleshooting Strategies

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

Motor Control Circuits

Textbook

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

DC Generator Theory

Worksheets - Encoders

Generators used in battery-charging systems must be regulated so as to…

Wound Rotor Induction Motors

Textbook

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

Design Project: Stepper Motor Driver

Worksheets - Encoders

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

Introduction to AC Circuits

Textbook

“AC” stands for Alternating Current, which can refer to…

Contributors (9)

Textbook

Contributors to this chapter are listed in chronological order of…

Optothyristors

Textbook

Like bipolar transistors, SCRs and TRIACs are also manufactured as…

AC Commutator Motors

Textbook

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

The Common-drain Amplifier (IGFET)

Textbook

Wire Over Plane Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire-over-plane setup.

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Complex Circuits

Textbook

What do we do if we come across a circuit more complex than the simple…

High-impedance Voltmeter

Textbook

PARTS AND MATERIALS Operational amplifier, model TL082 recommended…

Band Theory of Solids

Textbook

Quantum physics describes the states of electrons in an atom according…

Parallel Resistor-Capacitor Circuits

Textbook

Using the same value components in our series example circuit, we will…

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

Convert MCD to Lumens

Tools

This calculator is useful for calculating the luminous flux for LEDs where the angle is known.

Magnetism

Worksheets - Encoders

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

Rectifier Circuits

Textbook

What is Rectification? Now we come to the most popular application of…

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Wattmeter Design

Textbook

Power in an electric circuit is the product (multiplication) of…

Digital-to-Analog Conversion

Worksheets - Encoders

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

Conductor Size

Textbook

It should be common-sense knowledge that liquids flow through…

Questions relating to project management

Worksheets - Encoders

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