Categories

DIY EE Lab - Setting Up a Home Electronics Lab

Textbook

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.

AC Lab - Signal and Noise Coupling

Textbook

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.

Speed Distance Time Calculator

Tools

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

AC Lab - Signal and Noise Coupling

Textbook

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.

Resistance

Textbook

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

Derivatives of Power Functions of e

Textbook

Example Derivatives of e Proportionality Constant When we say that a…

Basic Troubleshooting Strategies

Worksheets - Cable Assemblies

A chandelier has five light bulbs in it, and one of them is not…

Electrical Connections

Worksheets - Cable Assemblies

What, exactly, is necessary to establish electrical continuity between…

AC Lab - Automotive Alternator as AC Generator

Textbook

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.

Conductors, Insulators, and Electron Flow

Textbook

The electrons of different types of atoms have different degrees of…

Common Antiderivatives

Textbook

 

Wire Types and Sizes

Worksheets - Cable Assemblies

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

Conductors and Insulators

Worksheets - Cable Assemblies

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

Networks and Busses

Textbook

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

The Antiderivative (Indefinite Integral)

Textbook

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

Antiderivatives of Power Functions of e

Textbook

  Note: this is a very unique and useful property of e. As in…

“Ladder” Diagrams

Textbook

Ladder diagrams are specialized schematics commonly used to document…

Right Triangle Trigonometry

Textbook

  A right triangle is defined as having one angle precisely…

AC Motor Control Circuits

Worksheets - Cable Assemblies

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Wire Loop Inductance Calculator

Tools

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

Connectors

Textbook

An electrical connector, is an electro-mechanical device used to join…

Common Sources of Hazard

Textbook

Of course, there is a danger of electrical shock when directly…

Introduction to Conductance and Conductors

Textbook

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

Magnetic Units of Measurement

Textbook

If the burden of two systems of measurement for common quantities…

Node Voltage Method

Textbook

The node voltage method of DC network analysis solves for unknown…

How to Use Thevenin’s Theorem

Textbook

This page will walk you step-by-step through the process of…

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

Microprocessor Programming

Worksheets - Cable Assemblies

What is the difference between a JMP (“jump”) instruction and a…

Snell’s Law Calculator

Tools

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.

Circuit Components

Textbook

Remember that this tutorial is not exhaustive by any means, and that…

Negative Feedback

Textbook

If we connect the output of an op-amp to its inverting input and apply…

Single-phase Power Systems

Textbook

Single phase power system schematic diagram shows little about the…

Modern Nonmechanical Memory

Textbook

Now we can proceed to studying specific types of digital storage…

Ammeter Impact on Measured Circuit

Textbook

Just like voltmeters, ammeters tend to influence the amount of current…

Design Project: Intercom System

Worksheets - Cable Assemblies

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

Binary Math

Worksheets - Cable Assemblies

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

Analog Lab - 555 Oscillator (Astable Multivibrator)

Textbook

In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.

Series LED Resistor Calculator

Tools

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

BJT Quirks

Textbook

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

Stripline Trace Width Calculator

Tools

A calculator designed to calculate the trace width of a stripline based on the maximum current rating

Making a Venn Diagram Look Like a Karnaugh Map

Textbook

Starting with circle A in a rectangular A’ universe in figure…

Common Antiderivatives

Textbook