All About Circuits

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What Is the Skin Effect?

What Is the Skin Effect?

The Skin Depth of Copper in Electrical Engineering As previously…


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Physical Effects of Electricity

Physical Effects of Electricity

Certain substances are known to physically deform (shorten or…


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Signal Modulation

Signal Modulation

A modern method of electrical power control involves inserting a…


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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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Timer Circuits

Timer Circuits

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


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Pulse Width Modulation

Pulse Width Modulation

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


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Parallel Resistor Calculator

Parallel Resistor Calculator

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.


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Ohm’s Law (again!)

Ohm’s Law (again!)

A common phrase heard in reference to electrical safety goes something…


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Electric Shock

Electric Shock

It is sometimes said regarding electrical safety that, Ït’s not the…


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Instrumentation Amplifier Gain Calculator

Instrumentation Amplifier Gain Calculator

The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.


Tools

Physiological Effects of Electricity

Physiological Effects of Electricity

Most of us have experienced some form of electric “shock,”…


Textbook

Emergency Response

Emergency Response

Despite lock-out/tag-out procedures and multiple repetitions of…


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Quantum Physics

Quantum Physics

“I think it is safe to say that no one understands quantum…


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Superconducting Devices

Superconducting Devices

Superconducting devices, though not widely used, have some unique…


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Thyristors

Thyristors

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


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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…


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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

Light-Pulse Switch

Light-Pulse Switch

It is fairly important to use large value resistors (10 MΩ works…


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AC Instrumentation Transducers

AC Instrumentation Transducers

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


Textbook

ElectroStatic Discharge

ElectroStatic Discharge

At the start of this book, we discussed static electricity and how it…


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A 50-Ohm Cable?

A 50-Ohm Cable?

Early in my explorations of electricity, I came across a length of…


Textbook

Rules for Limits

Rules for Limits

    RELATED WORKSHEETS: Calculus for Electric Circuits…


Textbook

Re-drawing Complex Schematics

Re-drawing Complex Schematics

Typically, complex circuits are not arranged in nice, neat, clean…


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Depletion-type IGFETs

Depletion-type IGFETs

Insulated gate field-effect transistors are unipolar devices just like…


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What is the Difference Between Series and Parallel Circuits?

What is the Difference Between Series and Parallel Circuits?

Circuits consisting of just one battery and one load resistance are…


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Design Project: Telegraph System

Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?


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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.


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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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AC Bridge Circuits

AC Bridge Circuits

As we saw with DC measurement circuits, the circuit configuration…


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Bit Grouping

Bit Grouping

The singular reason for learning and using the binary numeration…


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Negative Binary Numbers

Negative Binary Numbers

With addition being easily accomplished, we can perform the operation…


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Tracking ADC

Tracking ADC

A third variation on the counter-DAC-based converter theme is, in my…


Textbook

The “Operational” Amplifier

The “Operational” Amplifier

Long before the advent of digital electronic technology, computers…


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Performance-Based Assessments for Digital Circuit Competencies

Performance-Based Assessments for Digital Circuit Competencies

(Template)


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The J-K Flip-Flop

The J-K Flip-Flop

Another variation on a theme of bistable multivibrators is the J-K…


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Performance-Based Assessments for Basic Electricity Competencies

Performance-Based Assessments for Basic Electricity Competencies

(Template)


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AC Waveforms

AC Waveforms

Radio waves are comprised of oscillating electric and magnetic fields,…


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Microwave Tubes

Microwave Tubes

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


Textbook

Permeability and Saturation

Permeability and Saturation

The nonlinearity of material permeability may be graphed for better…


Textbook

Parallel DC Circuits Practice Worksheet With Answers

Parallel DC Circuits Practice Worksheet With Answers

In this circuit, three resistors receive the same amount of voltage…


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