All About Circuits

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Motor Control Circuits

Motor Control Circuits

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


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Design Project: Stepper Motor Driver

Design Project: Stepper Motor Driver

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


Worksheets - Drivers

What is Alternating Current (AC)?

What is Alternating Current (AC)?

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


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Tesla Polyphase Induction Motors

Tesla Polyphase Induction Motors

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


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Oscilloscope Trigger Controls

Oscilloscope Trigger Controls

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


Worksheets - Drivers

AC Generator Theory

AC Generator Theory

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


Worksheets - Drivers

Synchronous Motors

Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…


Textbook

Servo Motor Systems

Servo Motor Systems

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


Worksheets - Drivers

AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


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AC Instrumentation Transducers

AC Instrumentation Transducers

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


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Stepper Motors

Stepper Motors

Stepper Motor vs Servo Motor A stepper motor is a…


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Pulse Width Modulation

Pulse Width Modulation

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


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Single-phase Induction Motors

Single-phase Induction Motors

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


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Bipolar Junction Transistors as Switches

Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…


Worksheets - Drivers

DC Motor Control Circuits

DC Motor Control Circuits

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


Worksheets - Drivers

Inductive Reactance

Inductive Reactance

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


Worksheets - Drivers

AC Instrumentation Transducers

AC Instrumentation Transducers

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


Textbook

DC Generator Theory

DC Generator Theory

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


Worksheets - Drivers

Design Project: DC Motor

Design Project: DC Motor

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


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Boolean Algebra

Boolean Algebra

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


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Introduction to AC Motors

Introduction to AC Motors

After the introduction of the DC electrical distribution system by…


Textbook

AC Commutator Motors

AC Commutator Motors

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


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Stepper Motors

Stepper Motors

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


Worksheets - Drivers

Wound Rotor Induction Motors

Wound Rotor Induction Motors

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


Textbook

Flyback Switch Mode Regulator Calculator

Flyback Switch Mode Regulator Calculator

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


Tools

Inductive Reactance

Inductive Reactance

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


Worksheets - Drivers

Oscilloscope Trigger Controls

Oscilloscope Trigger Controls

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


Worksheets - Drivers

DC Lab - Potentiometer as a Rheostat

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.


Textbook

Servo Motor Systems

Servo Motor Systems

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


Worksheets - Drivers

Contactors

Contactors

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


Textbook

AC Lab - Large Induction Motor

AC Lab - Large Induction Motor

In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.


Textbook

Selsyn (Synchro) Motors

Selsyn (Synchro) Motors

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


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Rectifier Circuits

Rectifier Circuits

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


Worksheets - Drivers

Polyphase Motor Design

Polyphase Motor Design

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


Textbook

Basic Troubleshooting Strategies

Basic Troubleshooting Strategies

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


Worksheets - Drivers

AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


Worksheets - Drivers

Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

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


Textbook

L-Match Impedance Matching Circuits

L-Match Impedance Matching Circuits

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit


Tools

Voltmeter Design

Voltmeter Design

As was stated earlier, most meter movements are sensitive devices.…


Textbook

AC Network Analysis

AC Network Analysis

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


Worksheets - Drivers

Branch Current Method Analysis

Branch Current Method Analysis

The most straightforward DC network analysis technique is the branch…


Textbook

Creating Custom Calibration Resistances

Creating Custom Calibration Resistances

Often in the course of designing and building electrical meter…


Textbook

Ionization (gas-filled) Tubes

Ionization (gas-filled) Tubes

So far, we’ve explored tubes which are totally…


Textbook

Capacitive Reactance

Capacitive Reactance

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


Worksheets - Drivers

Sum-of-Products and Product-of-Sums Expressions

Sum-of-Products and Product-of-Sums Expressions

Identify each of these logic gates by name, and complete their…


Worksheets - Drivers

Square Root, Cube Root, and Nth Root Calculator

Square Root, Cube Root, and Nth Root Calculator

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


Tools

Boolean Relationships on Venn Diagrams

Boolean Relationships on Venn Diagrams

The fourth example has A partially overlapping B. Though, we will…


Textbook

Kirchhoff’s Current Law (KCL)

Kirchhoff’s Current Law (KCL)

What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…


Textbook

Vol II. Credits

Vol II. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

Time Constant Equations

Time Constant Equations

Value of time constant in series RC and RL circuits   Time…


Textbook

Op-Amp Voltage and Gain Calculator

Op-Amp Voltage and Gain Calculator

A calculator for computing the gain and output voltage of an operational amplifier


Tools

Contributors (1)

Contributors (1)

Contributors to this chapter are listed in chronological order of…


Textbook

Copper Wire Gauge Table

Copper Wire Gauge Table

Solid Copper Wire Table Size Diameter (inches) Cross-sectional area…


Textbook

Rules for Derivatives

Rules for Derivatives

Constant rule Rule of sums Rule of differences Product rule Quotient…


Textbook

Logic Signal Voltage Levels

Logic Signal Voltage Levels

Input Voltages for Logic Gates Logic gate circuits are designed to…


Textbook

AC Resistor Circuits (Capacitive)

AC Resistor Circuits (Capacitive)

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


Textbook