The wires between the tank and the monitoring location is called…
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.
By now you should be well aware of the correlation between electrical…
Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…
This calculator will solve for either distance, time, or speed given two of the three parameters.
Any kind of switch contact can be designed so that the contacts…
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.
All About Contactors When a relay is used to switch a large amount of…
In any electrically conductive substance, what are charge carriers?…
An electrical connector, is an electro-mechanical device used to join…
Of course, there is a danger of electrical shock when directly…
A right triangle is defined as having one angle precisely…
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.
Wiring for AC and DC power distribution branch circuits are color…
Associative Property In addition and multiplication, terms may be…
Wiring Color Codes Infographic. Released under the Creative Commons…
While Oersted’s surprising discovery of electromagnetism paved…
Three-phase Wye(Y) Connection Initially, we explored the idea of…
Note: this is a very unique and useful property of e. As in…
Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…
This tool is designed to calculate the inductance of two parallel wires
In the last section, we saw how the 3rd harmonic and all of its…
Thyristors are a broad classification of bipolar-conducting…
In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.
Now we can proceed to studying specific types of digital storage…
Ladder diagrams are specialized schematics commonly used to document…
What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…
The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.
There are many different types of power sources, and here some of the…
This calculator will help compute the inductance of a length of wire.
In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
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.
This chapter will cover the physics behind the operation of…
In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.
Determine what the magnitude and polarity of the voltmeter’s…
Insulated gate field-effect transistors are unipolar devices just like…
Using the same value components in our series example circuit, we will…
In this hands-on semiconductor electronics experiment, build a simple DC voltage regulator circuit and learn how to use reverse-biased Zener diodes as voltage clamps.
In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.
A switch is an electrical component that can “make” or…
For extremely high-frequency applications (above 1 GHz), the…