All About Circuits

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Radio Circuits

Radio Circuits

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…


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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.


Textbook

Special Transformers and Applications

Special Transformers and Applications

Impedance Matching Because transformers can step voltage and current…


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Thyristors

Thyristors

Thyristors are a broad classification of bipolar-conducting…


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Nonlinear OpAmp Circuits

Nonlinear OpAmp Circuits

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


Worksheets - Analog

The Pentode

The Pentode

Another strategy for addressing the problem of secondary electrons…


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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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Attenuators

Attenuators

What is Attenuators? Attenuators are passive devices. It is…


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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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Voltage and Current

Voltage and Current

As was previously mentioned, we need more than just a continuous path…


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Complex Circuits

Complex Circuits

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


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Millman’s Theorem Revisited

Millman’s Theorem Revisited

You may have wondered where we got that strange equation for the…


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Analog Lab - Introduction

Analog Lab - Introduction

In this series of hands-on electronics experiments, build analog circuits, including amplifiers, comparators, oscillators, and more. Following the step-by-step instructions will help you understand and appreciate analog systems.


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Slope (integrating) ADC

Slope (integrating) ADC

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


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An Analogy for Divided Feedback

An Analogy for Divided Feedback

A helpful analogy for understanding divided feedback amplifier…


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Miscellaneous Diode Applications

Miscellaneous Diode Applications

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


Worksheets - Analog

AC phase

AC phase

If we were to express the series-connected DC voltages as phasors…


Worksheets - Analog

Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


Textbook

Inductor Transient Response

Inductor Transient Response

Inductors have the exact opposite characteristics of capacitors.…


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Basic AC-DC Power Supplies

Basic AC-DC Power Supplies

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


Worksheets - Analog

Display Tubes

Display Tubes

In addition to performing tasks of amplification and switching, tubes…


Textbook

Si Lab - JFET Current Regulator

Si Lab - JFET Current Regulator

In this hands-on semiconductor electronics experiment, build a junction field-effect transistor (JFET) current regulator and learn some of the advantages of JFETs over BJTs for current regulation.


Textbook

Basic Operational Amplifiers

Basic Operational Amplifiers

Determine the output voltage polarity of this op-amp (with reference…


Worksheets - Analog

Rules for Derivatives

Rules for Derivatives

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


Textbook

Why L/R and not LR?

Why L/R and not LR?

Learn About L/R Time Constants It is often perplexing to new students…


Textbook

Performance-Based Assessments for Digital Circuit Competencies

Performance-Based Assessments for Digital Circuit Competencies

(Template)


Worksheets - Analog

Scientific Notation

Scientific Notation

In many disciplines of science and engineering, very large and very…


Textbook

Attenuators

Attenuators

What is Attenuators? Attenuators are passive devices. It is…


Textbook

Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

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


Worksheets - Analog

Resistors

Resistors

Because the relationship between voltage, current, and resistance in…


Textbook

Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


Textbook

Wattmeter Design

Wattmeter Design

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


Textbook

DC Branch Current Analysis

DC Branch Current Analysis

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


Worksheets - Analog

Basic Circuit Troubleshooting

Basic Circuit Troubleshooting

Determine if the light bulb will de-energize for each of the following…


Worksheets - Analog

Amplifier Circuits

Amplifier Circuits

Note, Q3 and Q4 in the figure below are complementary, NPN and PNP…


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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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Basic Electricity Worksheet

Basic Electricity Worksheet

What is the purpose of the switch shown in this schematic diagram?


Worksheets - Analog

What is the Relationship Between Conductance and Resistance?

What is the Relationship Between Conductance and Resistance?

The concept and measurement units of resistance are most often used…


Textbook

Characteristic Impedance

Characteristic Impedance

The Parallel Wires of Infinite Length Suppose, though, that we had a…


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Full-Adder

Full-Adder

The half-adder is extremely useful until you want to add more than one…


Textbook

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

Voltage Divider Calculator

Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.


Tools

Circuit Simplification Examples

Circuit Simplification Examples

Let’s begin with a semiconductor gate circuit in need of…


Textbook

Microstrip Patch Antenna Calculator

Microstrip Patch Antenna Calculator

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


Tools

The Instrumentation Amplifier

The Instrumentation Amplifier

What Is an Instrumentation Amplifier? An instrumentation amplifier…


Textbook

Rules for Limits

Rules for Limits

    RELATED WORKSHEETS: Calculus for Electric Circuits…


Textbook

Design Project: Intercom System

Design Project: Intercom System

Design a passive circuit that will create a "split” ( V/-V) power…


Worksheets - Analog

AC Phase

AC Phase

Things start to get complicated when we need to relate two or more AC…


Textbook

Don’t Care Cells in the Karnaugh Map

Don’t Care Cells in the Karnaugh Map

Up to this point we have considered logic reduction problems where…


Textbook

Review of R, X, and Z (Resistance, Reactance and Impedance)

Review of R, X, and Z (Resistance, Reactance and Impedance)

Before we begin to explore the effects of resistors, inductors, and…


Textbook

Resistors Types

Resistors Types

These are the most common types of resistors available. Resistors…


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Why L/R and not LR?

Why L/R and not LR?

Learn About L/R Time Constants It is often perplexing to new students…


Textbook

Special Transformers and Applications

Special Transformers and Applications

Impedance Matching Because transformers can step voltage and current…


Textbook

Design Project: Pulse-Width Modulation (PWM) Signal Generator

Design Project: Pulse-Width Modulation (PWM) Signal Generator

What shape of voltage waveform would you expect to measure (using an…


Worksheets - Analog

Vol IV. Credits

Vol IV. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

DC Bridge Circuits

DC Bridge Circuits

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


Worksheets - Analog

Three-phase Y and Delta Configurations

Three-phase Y and Delta Configurations

Three-phase Wye(Y) Connection Initially, we explored the idea of…


Textbook

Introduction to Boolean Algebra

Introduction to Boolean Algebra

Mathematical rules are based on the defining limits we place on the…


Textbook

Solving Simultaneous Equations: The Substitution Method and the Addition Method

Solving Simultaneous Equations: The Substitution Method and the Addition Method

What are Simultaneous Equations and Systems of Equations? The terms…


Textbook

Microwave Tubes

Microwave Tubes

For extremely high-frequency applications (above 1 GHz), the…


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