Speed Distance Time Calculator

This calculator will solve for either distance, time, or speed given two of the three parameters.

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Tools

AC Lab - Signal and Noise Coupling

In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.

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Textbook

DIY EE Lab - Setting Up a Home Electronics Lab

To build the DIY electronics projects described in this textbook, you will need a small work area, a few tools, and some basic electronics supplies. This page describes the setup of a low-cost home electronics laboratory.

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Textbook

AC Lab - Automotive Alternator as AC Generator

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.

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Textbook

Rules for Derivatives

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

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Textbook

Copper Wire Ampacity Table

Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…

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Textbook

Resistance

The circuit in the previous section is not a very practical one. In…

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Textbook

Networks and Busses

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

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Textbook

Electrical Conduction in Semiconductors

In any electrically conductive substance, what are charge carriers?…

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Worksheets - Cable Assemblies

Switch Types

Though it may seem strange to cover the elementary topic of electrical…

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Textbook

Characteristic Impedance

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

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Textbook

Copper Wire Gauge Table

Solid Copper Wire Table Size Diameter (inches) Cross-sectional area…

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Textbook

The Antiderivative (Indefinite Integral)

  Notice something important here: taking the derivative of f(x)…

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Textbook

Wiring Color Codes Infographic

Wiring Color Codes Infographic. Released under the Creative Commons…

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Textbook

Permissive and Interlock Circuits

A practical application of switch and relay logic is in control…

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Textbook

Three-phase Y and Delta Configurations

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

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Textbook

Wire Self Inductance Calculator

This calculator will help compute the inductance of a length of wire.

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Tools

Introduction to Conductance and Conductors

By now you should be well aware of the correlation between electrical…

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Textbook

Wire Types and Sizes

Most electrical wire is covered in a rubber or plastic coating called…

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Worksheets - Cable Assemblies

Wire Loop Inductance Calculator

This calculator helps you compute the inductance of a wire loop.

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Tools

AC Lab - Signal and Noise Coupling

In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.

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Textbook

Speed Distance Time Calculator

This calculator will solve for either distance, time, or speed given two of the three parameters.

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Tools

Contact “Normal” State and Make/Break Sequence

Any kind of switch contact can be designed so that the contacts…

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Textbook

Switches, Electrically Actuated (Relays)

The structure behind ladder logic is based on the electrical ladder…

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Textbook

Static Electricity

It was discovered centuries ago that certain types of materials would…

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Textbook

Kelvin (4-wire) Resistance Measurement

Suppose we wished to measure the resistance of some component located…

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Textbook

Half-Adder

As a first example of useful combinational logic, let’s build a…

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Textbook

Performance-Based Assessments for DC Circuit Competencies

(Template)

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Worksheets - Cable Assemblies

Zener Diodes

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

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Worksheets - Cable Assemblies

Microstrip Patch Antenna Calculator

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

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Tools

Ideal Diode Current and Voltage Calculator

This calculator solves for any single missing value in the ideal diode I-V equation for a forward-biased PN-junction diode. Parameters are current, saturation current, voltage, temperature, and ideality factor.

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Tools

Non-Inverting Op-Amp Resistor Calculator

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

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Tools

Digital-to-Analog Conversion

If a pulse-width modulated (PWM) signal is sent to a passive…

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Worksheets - Cable Assemblies

Design Project: Dual-output AC-DC Power Supply

Safety is very important when designing and/or building a device…

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Worksheets - Cable Assemblies

Wheatstone Bridge Calculator

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

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Tools

DC Motor Theory

If the ends of a wire loop are attached to two half-circular metal…

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Worksheets - Cable Assemblies

Resistors

Shown here is the schematic symbol for a resistor: What is the purpose…

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Worksheets - Cable Assemblies

Three-phase Power Systems

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

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Textbook

BJT Quirks

An ideal transistor would show 0% distortion in amplifying a signal.…

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Textbook

What is a Meter?

A meter is any device built to accurately detect and display an…

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Textbook

Temperature Coefficient of Resistance

It is a common phenomenon for the electrical resistance of a substance…

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Worksheets - Cable Assemblies

Polyphase Power Systems

Explain the difference between a balanced polyphase system and an…

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Worksheets - Cable Assemblies

Mixed-Frequency Signals

What is a harmonic frequency? If an oscillator circuit outputs a…

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Worksheets - Cable Assemblies