All About Circuits

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Input and Output Coupling

Input and Output Coupling

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


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Rectifier Circuits

Rectifier Circuits

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


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Gas Discharge Tubes

Gas Discharge Tubes

If you’ve ever witnessed a lightning storm, you’ve seen…


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Ring Counters

Ring Counters

If the output of a shift register is fed back to the input. a ring…


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Voltage Divider Circuits

Voltage Divider Circuits

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


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Battery Ratings

Battery Ratings

Because batteries create current flow in a circuit by exchanging…


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Rectifier Circuits

Rectifier Circuits

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


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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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Specific Resistance of Conductors

Specific Resistance of Conductors

Given two lengths of metal wire, which one will have the least…


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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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The Silicon-Controlled Rectifier (SCR)

The Silicon-Controlled Rectifier (SCR)

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…


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Power in Resistive and Reactive AC circuits

Power in Resistive and Reactive AC circuits

Consider a circuit for a single-phase AC power system, where a 120…


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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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Zener Diodes

Zener Diodes

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


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Time Constant Circuits

Time Constant Circuits

Generally speaking, how many “time constants” worth of time does…


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Mutual Inductance and Basic Operation

Mutual Inductance and Basic Operation

Behaviors of Inductors wrapped around a Conductive Core Suppose we…


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Standing Waves and Resonance

Standing Waves and Resonance

Whenever there is a mismatch of impedance between transmission line…


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Autotransformers

Autotransformers

How much voltage is there between the following pairs of points in…


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Kirchhoff’s Laws

Kirchhoff’s Laws

Many electronic circuits use what is called a split or a dual power…


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Class B BJT Amplifiers

Class B BJT Amplifiers

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


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Battery Construction

Battery Construction

The word battery simply means a group of similar components. In…


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Standing Waves and Resonance

Standing Waves and Resonance

Whenever there is a mismatch of impedance between transmission line…


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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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Wiring Color Codes

Wiring Color Codes

Wiring for AC and DC power distribution branch circuits are color…


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Signal Modulation

Signal Modulation

A modern method of electrical power control involves inserting a…


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Si Lab - Full-wave Bridge Rectifier

Si Lab - Full-wave Bridge Rectifier

In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.


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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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Nonlinear OpAmp Circuits

Nonlinear OpAmp Circuits

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


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Current Divider Circuits

Current Divider Circuits

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


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Contactors

Contactors

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


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Rectifier Circuits

Rectifier Circuits

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


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Some Examples with AC Circuits

Some Examples with AC Circuits

Let’s connect three AC voltage sources in series and use complex…


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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…


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Design Project: Sensitive Audio Detector

Design Project: Sensitive Audio Detector

The choice of step-down transformers to use in a project such as this…


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Capacitance

Capacitance

Write an equation describing the precise mathematical relationship…


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Power in Resistive and Reactive AC circuits

Power in Resistive and Reactive AC circuits

Consider a circuit for a single-phase AC power system, where a 120…


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Power in Electric Circuits

Power in Electric Circuits

In addition to voltage and current, there is another important…


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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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Shift Registers

Shift Registers

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


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555 Lab - Schmitt Trigger

555 Lab - Schmitt Trigger

In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.


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Kirchhoff’s Laws

Kirchhoff’s Laws

Many electronic circuits use what is called a split or a dual power…


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555 Lab - Advanced Red LED Flasher

555 Lab - Advanced Red LED Flasher

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.


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Intro Lab - Electromagnetic Induction

Intro Lab - Electromagnetic Induction

In this hands-on electronics experiment, you will learn about electromagnetic induction using an electromagnet and a permanent magnet.


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Contributors (10)

Contributors (10)

Contributors to this chapter are listed in chronological order of…


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Oscillator Circuits

Oscillator Circuits

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


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Power in Electric Circuits

Power in Electric Circuits

In addition to voltage and current, there is another important…


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Voltage, Current, and Resistance

Voltage, Current, and Resistance

Voltage is commonly defined as “electrical pressure.” The unit of…


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Capacitance Calculator

Capacitance Calculator

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.


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Op-amp Circuits

Op-amp Circuits

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


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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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Harmonics in Polyphase Power Systems

Harmonics in Polyphase Power Systems

In the chapter on mixed-frequency signals, we explored the concept of…


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DC Motor Control Circuits

DC Motor Control Circuits

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


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Networks and Busses

Networks and Busses

The wires between the tank and the monitoring location is  called…


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Three-phase Power Systems

Three-phase Power Systems

What is Split-Phase Power Systems? Split-phase power systems achieve…


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Integrated Circuits

Integrated Circuits

  A Logic Gate is assigned as an elementary building block of…


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Analog Lab - Class B Audio Amplifier

Analog Lab - Class B Audio Amplifier

In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.


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Rectifying Diodes

Rectifying Diodes

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


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Introduction to Karnaugh Mapping

Introduction to Karnaugh Mapping

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…


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Coil Inductance Calculator

Coil Inductance Calculator

This calculator computes the inductance of a wire coil.


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Digital Logic Functions

Digital Logic Functions

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


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