Categories

Electrical Connections

Worksheets - Circular Connectors

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

Networks and Busses

Textbook

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

AC Motor Control Circuits

Worksheets - Circular Connectors

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Basic Troubleshooting Strategies

Worksheets - Circular Connectors

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

Conductors, Insulators, and Electron Flow

Textbook

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

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Connectors

Textbook

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

Contact “Normal” State and Make/Break Sequence

Textbook

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

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.

Arithmetic Properties

Textbook

Associative Property In addition and multiplication, terms may be…

Copper Wire Ampacity Table

Textbook

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

Introduction to Conductance and Conductors

Textbook

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

Derivative of a Constant

Textbook

    (“c” being a constant)   RELATED…

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Textbook

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

Conductor Ampacity

Textbook

The smaller the cross-sectional area of any given wire, the greater…

What is the Relationship Between Conductance and Resistance?

Textbook

The concept and measurement units of resistance are most often used…

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.

Common Sources of Hazard

Textbook

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

Right Triangle Trigonometry

Textbook

  A right triangle is defined as having one angle precisely…

Wire Types and Sizes

Worksheets - Circular Connectors

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

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Common Antiderivatives

Textbook

 

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Si Lab - A Simple BJT Current Mirror Circuit

Textbook

In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.

DC Lab - Parallel Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.

Series-Parallel DC Circuits

Worksheets - Circular Connectors

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

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Circular Connectors

When lightning strikes, nearby magnetic compass needles may be seen to…

Meter Check of a Diode

Textbook

The Functionality of Diode Polarity Being able to determine the…

Decibel Measurements

Worksheets - Circular Connectors

During the early development of telephone technology, a unit was…

Peak to Peak Voltage Calculator (VP-P)

Tools

This calculator shows the peak-to-peak voltage (VP-P) value from the peak voltage, RMS voltage, or average voltage.

Precise Diode Circuits

Worksheets - Circular Connectors

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

Bridged-Tee Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.

Wire Microstrip Impedance Calculator

Tools

A helpful tool for calculating the impedance of a wire microstrip.

Shock Current Path

Textbook

As we’ve already learned, electricity requires a complete path…

The Unijunction Transistor (UJT)

Textbook

Unijunction transistor: Although a unijunction transistor is not a…

Parallel Resistor-Inductor Circuits

Textbook

Let’s take the same components for our series example circuit…

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Worksheets - Circular Connectors

Suppose a 12 volt lead-acid battery has an internal resistance of 20…

Simple Vector Addition

Textbook

Remember that vectors are mathematical objects just like numbers on a…

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…

Inductor Sizing Equation

Textbook

The Inductance Formula     Wheeler’s formulas for…

Open-Loop OpAmp Circuits

Worksheets - Circular Connectors

Determine what the magnitude and polarity of the voltmeter’s…

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.