All About Circuits

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Passive Filter Circuits

Passive Filter Circuits

In very simple, qualitative terms, rate the impedance of capacitors…


Worksheets - Network Hardware

AC Network Analysis

AC Network Analysis

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


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Electromechanical Relay Logic

Electromechanical Relay Logic

In ladder logic symbolism, an electromechanical relay coil is shown as…


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DC Mesh Current Analysis

DC Mesh Current Analysis

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


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PN Junctions

PN Junctions

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


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Multiplexers and Demultiplexers

Multiplexers and Demultiplexers

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


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Practical considerations - Digital Communication

Practical considerations - Digital Communication

A principal consideration for industrial control networks, where the…


Textbook

Superposition Theorem

Superposition Theorem

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


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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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CMOS Logic Gates

CMOS Logic Gates

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


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Time Constant Calculations

Time Constant Calculations

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


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Waveguides

Waveguides

A waveguide is a special form of transmission line consisting of a…


Textbook

Snell’s Law Calculator

Snell’s Law Calculator

Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.


Tools

Data Flow

Data Flow

Buses and networks are designed to allow communication to occur…


Textbook

Step-up, Step-down, and Isolation Transformers

Step-up, Step-down, and Isolation Transformers

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


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Series-Parallel DC Circuits

Series-Parallel DC Circuits

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


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Characteristic Impedance

Characteristic Impedance

Note the “50 ohm” rating printed on the jacket of the cable. What…


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Switched Capacitor Circuitry

Switched Capacitor Circuitry

Write an equation describing the precise mathematical relationship…


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Class A BJT Amplifiers

Class A BJT Amplifiers

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


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Open-Loop OpAmp Circuits

Open-Loop OpAmp Circuits

Determine what the magnitude and polarity of the voltmeter’s…


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Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Suppose a 12 volt lead-acid battery has an internal resistance of 20…


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Power Conversion Circuits

Power Conversion Circuits

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


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AC Lab - Musical Keyboard as a Signal Generator

AC Lab - Musical Keyboard as a Signal Generator

In this hands-on AC electronics experiment, an electronic musical keyboard will be used as a variable-frequency AC signal generator to learn the difference between AC amplitude and frequency.


Textbook

DC Lab - 4-wire Resistance Measurement

DC Lab - 4-wire Resistance Measurement

In this hands-on electronics experiment, you will perform a 4-wire Kelvin resistance measurement and learn how to accurately measure resistance.


Textbook

Skin Depth Calculator

Skin Depth Calculator

A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.


Tools

Algebraic Substitution for Electric Circuits

Algebraic Substitution for Electric Circuits

There are two basic Ohm’s Law equations: one relating voltage,…


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DC Lab - Potentiometer Voltage Divider

DC Lab - Potentiometer Voltage Divider

In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.


Textbook

Specific Resistance of Conductors

Specific Resistance of Conductors

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


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Absolute dB scales

Absolute dB scales

Decibel as Absolute Unit of Power It is also possible to use the…


Textbook

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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Basic Circuit Troubleshooting

Basic Circuit Troubleshooting

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


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The Thyristor

The Thyristor

A thyristor is a device that has a number of unusual characteristics.…


Textbook

Metric Prefix Conversions

Metric Prefix Conversions

To express a quantity in a different metric prefix from how it was…


Textbook

555 Lab - Introduction to the 555 Timer IC

555 Lab - Introduction to the 555 Timer IC

In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.


Textbook

Calculating Electric Power

Calculating Electric Power

Learn the Power Formula We’ve seen the formula for determining…


Textbook

DC Lab - Series Batteries

DC Lab - Series Batteries

In this hands-on electronics experiment, you will connect batteries in series and learn the relationship between the individual battery voltages and the total series voltage.


Textbook

Si Lab - Bipolar Transistor as a Switch

Si Lab - Bipolar Transistor as a Switch

In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.


Textbook

Timer Circuits

Timer Circuits

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


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The Triode

The Triode

De Forest’s Audion tube came to be known as the triode tube…


Textbook

Decibel Measurements

Decibel Measurements

During the early development of telephone technology, a unit was…


Worksheets - Network Hardware

Coil Inductance Calculator

Coil Inductance Calculator

This calculator computes the inductance of a wire coil.


Tools

Edge Coupled Microstrip Impedance Calculator

Edge Coupled Microstrip Impedance Calculator

This tool helps calculate the impedance of an edge-coupled microstrip.


Tools