Categories

Networks and Busses

Textbook

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

Switch Contact Design

Textbook

A switch can be constructed with any mechanism bringing two conductors…

Non-right Triangle Trigonometry

Textbook

The Law of Sines (for any triangle) The Law of Cosines (for any…

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Textbook

Over the course of learning about electricity, you will want to…

Wire Self Inductance Calculator

Tools

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

Wire Over Plane Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire-over-plane setup.

Copper Wire Gauge Table

Textbook

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

The Antiderivative (Indefinite Integral)

Textbook

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

Contact “Bounce”

Textbook

When a switch is actuated and contacts touch one another under the…

Right Triangle Trigonometry

Textbook

  A right triangle is defined as having one angle precisely…

Intro Lab - Circuit With a Switch

Textbook

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.

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.

Conductor Size

Textbook

It should be common-sense knowledge that liquids flow through…

Networks and Busses

Textbook

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

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Wire Loop Inductance Calculator

Tools

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

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 and Insulators

Worksheets - Harsh Environment

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

Speed Distance Time Calculator

Tools

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

A 50-Ohm Cable?

Textbook

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

Specific Resistance

Textbook

Designing Wire Resistance Conductor ampacity rating is a crude…

Class C BJT Amplifiers

Worksheets - Harsh Environment

A common class of operation used in radio-frequency (RF) amplifier…

Valence and Crystal Structure

Textbook

Valence: The electrons in the outermost shell, or valence shell, are…

Inductors

Worksheets - Harsh Environment

∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…

Conductors, Insulators, and Electron Flow

Textbook

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

Decibels

Textbook

The Bel is Used to Represent Gain In its simplest form, an…

More on Spectrum Analysis

Textbook

Computerized Fourier analysis, particularly in the form of the FFT…

Op-Amp Voltage and Gain Calculator

Tools

A calculator for computing the gain and output voltage of an operational amplifier

Table (landscape view)

Textbook

Periodic table of chemical elements.

Diode Ratings

Textbook

In addition to forward voltage drop (Vf) and peak inverse voltage…

555 Lab - Blue LED Flasher With Voltage Doubler

Textbook

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.

The Quadratic Formula

Textbook

Solving for x in a given polynomial equation “ax2 + bx + c…

L-Match Impedance Matching Circuits

Tools

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit

Decimal versus Binary Numeration

Textbook

Let’s count from zero to twenty using four different kinds of…

The Importance of Electrical Safety

Textbook

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

SPICE Simulation of Series and Parallel Circuits

Textbook

Previously, we examined series circuits and parallel circuits using…

Characteristic Impedance

Worksheets - Harsh Environment

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Performance-Based Assessments for Basic Electricity Competencies

Worksheets - Harsh Environment

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Circuit Simplification Examples

Textbook

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

Switches, Electrically Actuated (Relays)

Textbook

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