The Parallel Wires of Infinite Length Suppose, though, that we had a…
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In ladder logic symbolism, an electromechanical relay coil is shown as…
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Don’t just sit there! Build something!! Learning to mathematically…
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What will this voltmeter register when connected to a battery as shown…
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Diodes can perform switching and digital logic operations. Forward and…
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Bipolar Junction Transistor or BJT Current Mirror An often-used…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on electronics experiment, you will examine the heat generated by resistors and maybe even make one smoke! Also, learn to calculate power dissipation using Joule's law and resistor power ratings.
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Don’t just sit there! Build something!! Learning to mathematically…
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Mercury Standard Cell Back in the early days of electrical measurement…
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If I wanted to build a battery-powered electric drill, would it be…
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If a sinusoidal voltage is applied to an impedance with a phase angle…
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Define the following terms: energy, work, and power.
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Suppose a 12 volt lead-acid battery has an internal resistance of 20…
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All About Diodes A diode is an electrical device allowing current to…
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Identify some of the different types of capacitors, and their…
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To overcome the challenge of creating necessary DC bias voltage for an…
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Don’t just sit there! Build something!! Learning to mathematically…
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Solid-state switching circuits usually keep their constituent…
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The bipolar junction transistor (BJT) was named because its operation…
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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.
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Let’s connect three AC voltage sources in series and use complex…
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In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.
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A tool designed to convert RF power from watts to decibels and vice versa
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Don’t just sit there! Build something!! Learning to mathematically…
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Mercury Standard Cell Back in the early days of electrical measurement…
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There’s a sure way to calculate any of the values in a reactive…
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How much voltage is there between the following pairs of points in…
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Identify some different ways you can create the sine-wave audio tracks…
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Certain substances are known to physically deform (shorten or…
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(Template)
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Impedance Matching Because transformers can step voltage and current…
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It used to be with large AC power systems that “power…
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Convert between Celsius, Fahrenheit and Kelvin
Tools
Most students of electricity begin their study with what is known as…
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Write an equation describing the precise mathematical relationship…
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The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Tools
What hazards might be posed by a circuit with excessive current going…
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Capacitors do not have a stable “resistance” as conductors…
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Diodes can perform switching and digital logic operations. Forward and…
Textbook
How to Create Band-pass Filter There are applications where a…
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Because capacitors store energy in the form of an electric field, they…
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In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.
Textbook
Suppose a 12 volt lead-acid battery has an internal resistance of 20…
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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.
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A multiplexer, abbreviated mux, is a device that has multiple inputs…
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Don’t just sit there! Build something!! Learning to mathematically…
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This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
Tools
A very important measurement in many liquid chemical processes…
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Similar in thought to the idea of the integrated circuit, tube…
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In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
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The final transistor amplifier configuration (Figure below) we need to…
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The Q factor of a series inductive circuit is given by the following…
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How is it possible to electrically measure the torque output by a…
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In this hands-on semiconductor electronics experiment, build a BJT differential amplifier and learn about a fundamental building block that is the basis of most operational amplifiers.
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When an electric current is passed through a coil of wire, what…
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Explain how an ohmmeter is able to measure the resistance of a…
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This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
Tools
Try out our Resistor Color Code Calculator in our Tools section.…
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All entries arranged in alphabetical order of surname. Major…
Textbook
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