All About Circuits

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Lock-out / Tag-out

Lock-out / Tag-out

In this motor control circuit, how would you ensure that there is no…


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RF Power Conversion Calculator

RF Power Conversion Calculator

A tool designed to convert RF power from watts to decibels and vice versa


Tools

The Junction Field-effect Transistor (JFET) as a Switch

The Junction Field-effect Transistor (JFET) as a Switch

Like its bipolar cousin, the field-effect transistor may be used as an…


Textbook

Input and Output Coupling

Input and Output Coupling

To overcome the challenge of creating necessary DC bias voltage for an…


Textbook

Practical Power Factor Correction

Practical Power Factor Correction

When the need arises to correct for poor power factor in an AC power…


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Analog Lab - PWM Power Controller

Analog Lab - PWM Power Controller

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.


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TTL Logic Gates

TTL Logic Gates

Counting practice: count from zero to thirty-one in binary, octal, and…


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Calculus for Electric Circuits

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…


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DC Transducers

DC Transducers

Research and describe what the Hall effect is, and list some practical…


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Troubleshooting Series and Parallel Circuits

Troubleshooting Series and Parallel Circuits

The jobs of electronics engineers and technicians frequently entail…


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Electric Fields and Capacitance

Electric Fields and Capacitance

Introduction Whenever an electric voltage exists between two separated…


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Microphones

Microphones

Explain how a moving-coil, or dynamic microphone works. Identify how…


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Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


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Superposition Theorem

Superposition Theorem

The superposition theorem is one of those strokes of genius that takes…


Textbook

Insulated Gate Field-Effect Transistors

Insulated Gate Field-Effect Transistors

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


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Phasor Mathematics

Phasor Mathematics

Provide a definition for phasor, as the term applies to electrical…


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Conventional Transistor Overview and Special Transistors

Conventional Transistor Overview and Special Transistors

A microcontroller is a specialized type of digital computer used to…


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Winding Configurations

Winding Configurations

Transformers with Multiple Secondaries Transformers are very versatile…


Textbook

Rectifier Circuits

Rectifier Circuits

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


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DC Bridge Circuits

DC Bridge Circuits

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


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Numeration Systems

Numeration Systems

Digital computers communicate with external devices through ports:…


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Susceptance and Admittance

Susceptance and Admittance

What is Conductance? In the study of DC circuits, the student of…


Textbook

Digital Lab - S-R Latch With Enable Input using NAND Gates

Digital Lab - S-R Latch With Enable Input using NAND Gates

In this hands-on electronics experiment, you will build an S-R latch with an enabled input using four NAND gates and learn more about digital circuit functionality.


Textbook

Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


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Clipper and Clamper Circuits

Clipper and Clamper Circuits

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


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Basic Logic Gate Troubleshooting

Basic Logic Gate Troubleshooting

Counting practice: count from zero to thirty-one in binary, octal, and…


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Design Project: Audio Tone Control

Design Project: Audio Tone Control

Suppose you were installing a high-power stereo system in your car,…


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Wavelength (TEM) Calculator

Wavelength (TEM) Calculator

This calculator determines the wavelength of a signal given the frequency and dielectric constant.


Tools

Si Lab - JFET Switching Circuit and Static Electricity Sensor

Si Lab - JFET Switching Circuit and Static Electricity Sensor

In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.


Textbook

DC Lab - Rheostat Range Limiting

DC Lab - Rheostat Range Limiting

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.


Textbook

Stripline Trace Width Calculator

Stripline Trace Width Calculator

A calculator designed to calculate the trace width of a stripline based on the maximum current rating


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Early Tube History

Early Tube History

Thomas Edison, that prolific American inventor, is often credited with…


Textbook

Rules for Antiderivatives

Rules for Antiderivatives

Constant Rule     Rule of Sums     Rule of…


Textbook

Diode Switching Circuits

Diode Switching Circuits

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


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How to Use Thevenin’s Theorem

How to Use Thevenin’s Theorem

This page will walk you step-by-step through the process of…


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Voltmeter Design

Voltmeter Design

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


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Electric Shock Data

Electric Shock Data

The table of electric currents and their various bodily effects was…


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Voltage Regulation

Voltage Regulation

As we saw in a few SPICE analyses earlier in this chapter, the output…


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Programmable Logic Controllers

Programmable Logic Controllers

The Programmable Logic Controller, or PLC, was invented in the late…


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DC Lab - Thermoelectricity

DC Lab - Thermoelectricity

In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.


Textbook

Likely Failures in Proven Systems

Likely Failures in Proven Systems

The following problems are arranged in order from most likely to least…


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Synchronous Counters

Synchronous Counters

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


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SPICE Quirks

SPICE Quirks

“Garbage in, garbage out.” —Anonymous   SPICE…


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Ionization (gas-filled) Tubes

Ionization (gas-filled) Tubes

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


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High-pass Filters

High-pass Filters

A high-pass filter’s task is just the opposite of a low-pass…


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Analog Lab - 555 Ramp Signal Generator

Analog Lab - 555 Ramp Signal Generator

In this hands-on electronics experiment, construct a signal generator circuit that creates two different types of ramp signals and learn how capacitors charge when connected to resistors and constant current sources.


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Bipolar Junction Transistors

Bipolar Junction Transistors

The bipolar junction transistor (BJT) was named because its operation…


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Ammeter Impact on Measured Circuit

Ammeter Impact on Measured Circuit

Just like voltmeters, ammeters tend to influence the amount of current…


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Binary Addition

Binary Addition

The Rules of Binary Addition Adding binary numbers is a very simple…


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Ohm’s Law - How Voltage, Current, and Resistance Relate

Ohm’s Law - How Voltage, Current, and Resistance Relate

The first, and perhaps most important, relationship between current,…


Textbook

Amplifier Gain

Amplifier Gain

The Voltage Gain Because amplifiers have the ability to increase the…


Textbook

Contributors (1)

Contributors (1)

Contributors to this chapter are listed in chronological order of…


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AC Generator Theory

AC Generator Theory

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


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Stepper Motors

Stepper Motors

Stepper Motor vs Servo Motor A stepper motor is a…


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Karnaugh Mapping

Karnaugh Mapping

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


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DC Lab - Introduction

DC Lab - Introduction

In this series of hands-on electronics experiments, you will build direct current (DC) circuits and learn fundamental electrical engineering circuit concepts.


Textbook

Common Antiderivatives

Common Antiderivatives

 


Textbook

Contactors

Contactors

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


Textbook

Series R, L, and C

Series R, L, and C

Let’s take the following example circuit and analyze it:  …


Textbook

N-Way Power Divider Calculator

N-Way Power Divider Calculator

This calculator determines the total path loss provided by an RF n-way power splitter.


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