Whenever electrons flow through a conductor, a magnetic field will…
This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
Don’t just sit there! Build something!! Learning to mathematically…
This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.
Don’t just sit there! Build something!! Learning to mathematically…
Define the following terms: energy, work, and power.
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.
Before we begin to explore the effects of resistors, inductors, and…
As with inductors, the ideal capacitor is a purely reactive device,…
To overcome the challenge of creating necessary DC bias voltage for an…
Let’s take the following example circuit and analyze it: …
Write an equation describing the precise mathematical relationship…
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.
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
There’s a sure way to calculate any of the values in a reactive…
Capacitors, like all electrical components, have limitations that must…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.
A capacitor is a passive two-terminal electronic component that…
In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.
There are four basic factors of inductor construction determining the…
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 AC electronics experiment, build a parallel resonant inductor-capacitor circuit and learn about oscillation, resonant frequency, and damping.
Before we begin to explore the effects of resistors, inductors, and…
An inductor is a passive two-terminal electrical component that…
The jobs of electronics engineers and technicians frequently entail…
There are two basic Ohm’s Law equations: one relating voltage,…
This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.
When inductors are connected in series, the total inductance is the…
Because the relationship between voltage, current, and resistance in…
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.
The concept and measurement units of resistance are most often used…
The first, and perhaps most important, relationship between current,…
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.
Try out our Resistor Color Code Calculator in our Tools section.…
In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Pure resistive AC circuit: voltage and current are in phase. …
Power measurement in AC circuits can be quite a bit more complex than…
We can take the same components from the series circuit and rearrange…
Product of Powers Property am an = am+n Power of a Product…
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.
If some percentage of an amplifier’s output signal is connected…
In this hands-on AC electronics experiment, use the frequency spectrum display from an oscilloscope program to observe waveforms from a musical keyboard and learn about spectral analysis.
When an electric current is passed through a coil of wire, what…
In this hands-on electronics experiment, you will build an electromagnet and learn about electromagnetism including the relationship of magnetic polarity to current flow.
Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…
This calculator helps you compute the characteristic impedance of a symmetric stripline.
This tool calculates the cutoff frequency of a circular waveguide
RELATED WORKSHEETS: JFET Amplifiers Worksheet
It is very important to keep in mind that the “normal”…
This calculator helps you compute for the inductance of an edge coupled trace.
Radio waves are comprised of oscillating electric and magnetic fields,…
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.
If a pulse-width modulated (PWM) signal is sent to a passive…
Try out our Resistor Color Code Calculator in our Tools section.…
Our exploration of thyristors begins with a device called the…
TTL Circuit Analysis Let’s examine the following TTL circuit and…