What is the difference between DC and AC electricity? Identify some…
This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.
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.
This calculator will solve for either distance, time, or speed given two of the three parameters.
Voltage is commonly defined as “electrical pressure.” The unit of…
If a sinusoidal voltage is applied to an impedance with a phase angle…
What is the difference between DC and AC electricity? Identify some…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
There are many different types of power sources, and here some of the…
Don’t just sit there! Build something!! Learning to mathematically…
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.
When calculating the power dissipation of resistive components, we can…
A common topology for DC-AC power converter circuits uses a pair of…
Define the following terms: energy, work, and power.
The jobs of electronics engineers and technicians frequently entail…
In this hands-on semiconductor electronics experiment, construct a common-emitter amplifier using a bipolar junction transistor (BJT) and learn about amplifier gain and feedback.
Instrumentation is a field of study and work centering on measurement…
Inductors have the exact opposite characteristics of capacitors.…
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.
Using an electrical meter safely and efficiently is perhaps the most…
The Skin Depth of Copper in Electrical Engineering As previously…
This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).
In this hands-on electronics experiment, you will build a precision potentiometer from three lower precision potentiometer and learn about voltage range compression and parameter interactions.
You may have wondered where we got that strange equation for the…
In this hands-on AC electronics experiment, you will use an AC voltage source connected to speakers to learn about sound waves and the foundational principle used in noise cancelling headphones.
In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
A waveguide is a special form of transmission line consisting of a…
If we add a voltage divider to the negative feedback wiring so that…
An important electrical quantity with no equivalent in DC circuits is…
This calculator determines the wavelength of a signal given the frequency and dielectric constant.
AC electromechanical meter movements come in two basic arrangements:…
What is Attenuators? Attenuators are passive devices. It is…
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, 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.
