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Wire Self Inductance Calculator

Tools

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

Rules for Antiderivatives

Textbook

Constant Rule     Rule of Sums     Rule of…

Contact “Bounce”

Textbook

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

Electromechanical Relay Logic

Worksheets - Connectors

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

Safety Grounding

Worksheets - Connectors

In simple AC power systems, one of the two conductors is typically…

Parallel Wire Inductance Calculator

Tools

This tool is designed to calculate the inductance of two parallel wires

“Ladder” Diagrams

Textbook

Ladder diagrams are specialized schematics commonly used to document…

Antiderivatives of Power Functions of e

Textbook

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

Connectors

Textbook

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

Switch Types

Textbook

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

AC Motor Control Circuits

Worksheets - Connectors

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Networks and Busses

Textbook

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

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

Wire Over Plane Inductance Calculator

Tools

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

Solving Simultaneous Equations: The Substitution Method and the Addition Method

Textbook

What are Simultaneous Equations and Systems of Equations? The terms…

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

A 50-Ohm Cable?

Textbook

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

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.

Three-phase Y and Delta Configurations

Textbook

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

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

Amplifier Impedances

Textbook

Input impedance varies considerably with the circuit configuration…

Karnaugh Mapping

Worksheets - Connectors

Identify each of these logic gates by name, and complete their…

Computer Simulation of Electric Circuits

Textbook

Computers can be powerful tools if used properly, especially in the…

MESFETs

Textbook

Transistors, junction field-effect (JFET)

Textbook

Note that the direction of the arrow at the gate indicates the…

Design Project: Event Counter

Worksheets - Connectors

If your event sensing switch is mechanical in nature, you will likely…

Contributors (8)

Textbook

Contributors to this chapter are listed in chronological order of…

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

DeMorgan’s Theorems

Textbook

A mathematician named DeMorgan developed a pair of important rules…

Contributors (1)

Textbook

Contributors to this chapter are listed in chronological order of…

EIRP Calculator

Tools

A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna

Superposition Theorem

Textbook

The superposition theorem is one of those strokes of genius that takes…

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

Simple Parallel (Tank Circuit) Resonance

Textbook

Resonance in a Tank Circuit A condition of resonance will be…

Thyristor Application Circuits

Worksheets - Connectors

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

Battery Ratings

Textbook

Because batteries create current flow in a circuit by exchanging…

Divided Feedback

Textbook

If we add a voltage divider to the negative feedback wiring so that…

Analog Lab - 555 Ramp Signal Generator

Textbook

In this hands-on electronics experiment, construct a signal generator circuit that creates two different types of ramp signals and learn how capacitors charge when connected to resistors and constant current sources.

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

DC Lab - Rheostat Range Limiting

Textbook

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.

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Class C BJT Amplifiers

Worksheets - Connectors

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

Electron Versus Conventional Flow

Worksheets - Connectors

In this electrical circuit, trace the direction of current through the…

Feedback

Textbook

If some percentage of an amplifier’s output signal is connected…

Polyphase Power Systems

Worksheets - Connectors

Explain the difference between a balanced polyphase system and an…

Shift Registers

Worksheets - Connectors

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

The Importance of Electrical Safety

Textbook

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

Class A BJT Amplifiers

Worksheets - Connectors

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

Basic Voltmeter Use

Worksheets - Connectors

What will this voltmeter register when connected to a battery as shown…

Inductor Sizing Equation

Textbook

The Inductance Formula     Wheeler’s formulas for…

Si Lab - JFET Current Regulator

Textbook

In this hands-on semiconductor electronics experiment, build a junction field-effect transistor (JFET) current regulator and learn some of the advantages of JFETs over BJTs for current regulation.

Design Project: AC-DC Power Supply

Worksheets - Connectors

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

AC Lab - Introduction

Textbook

In this series of hands-on electronics experiments, build alternating current (AC) circuits and learn about basic electrical engineering circuit concepts, including transformers, motors, phase shifts, signal coupling, and noise cancellation.

Electrons and “holes’’

Textbook

Pure semiconductors are relatively good insulators as compared with…

Bipolar Junction Transistor (BJT) theory

Worksheets - Connectors

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

Magnetic Fields and Inductance

Textbook

Whenever electrons flow through a conductor, a magnetic field will…

Tube Lab - Vacuum Tube Audio Amplifier

Textbook

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.

Wire Self Inductance Calculator

Tools

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

Op-amp Circuits

Worksheets - Connectors

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