We’ve already seen one example of a monostable multivibrator in…
What do you think this logic buffer gate will do, with the output…
How is it possible to electrically measure the torque output by a…
Bipolar junction transistors (Also known as BJTs) can be used as an…
A switch can be constructed with any mechanism bringing two conductors…
The Q factor of a series inductive circuit is given by the following…
A wound rotor induction motor has a stator like a squirrel cage…
This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.
In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
It is very important to keep in mind that the “normal”…
In this hands-on semiconductor electronics experiment, build a simple circuit that will teach you how to use a commutating diode to reduce inductive kickback.
In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
If we take the equivalent circuit of an SCR and add another external…
As we saw with DC measurement circuits, the circuit configuration…
What do you think this logic buffer gate will do, with the output…
Most AC motors are induction motors. Induction motors are favored due…
In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
Brushless DC motors were developed from conventional brushed DC motors…
Though it may seem strange to cover the elementary topic of electrical…
In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
“All men are liable to error;” —John Locke Whereas…
SCRs are unidirectional (one-way) current devices, making them useful…
Don’t just sit there! Build something!! Learning to mathematically…
What does it mean, in general terms, to encode something? Conversely,…
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We’ve already seen one example of a monostable multivibrator in…
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.
A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.
Impedance Matching Because transformers can step voltage and current…
With this lesson, I hope to avoid a common mistake found in…
The circuit shown here is a four-bit analog-to-digital converter…
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
Decibel as Absolute Unit of Power It is also possible to use the…
Don’t just sit there! Build something!! Learning to mathematically…
Incomplete
In DC and low-frequency AC circuits, the characteristic impedance of…
The atoms in insulating materials have very tightly-bound electrons,…
Identify each of these logic gates by name, and complete their…
What voltage will you choose to use for each of the station batteries?
The Insulated-Gate Field-Effect Transistor (IGFET), also known as…
In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
No text on electrical metering could be called complete without a…
This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure voltage using the voltmeter function.
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
A microcontroller is a specialized type of digital computer used to…