Logic circuits, whether comprised of electromechanical relays or…
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.
Most students of electricity begin their study with what is known as…
A popular use of diodes is for the mitigation of inductive…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to analyze relay…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Solid-state switching circuits usually keep their constituent…
A switch can be constructed with any mechanism bringing two conductors…
A special type of relay is one that monitors the current, voltage,…
Counting practice: count from zero to thirty-one in binary, octal, and…
Thyristors are a class of semiconductor components exhibiting…
Don’t just sit there! Build something!! Learning to mathematically…
Electricity and Magnetism An electric current through a conductor will…
As we saw with DC measurement circuits, the circuit configuration…
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.
If we take the equivalent circuit of an SCR and add another external…
Generators used in battery-charging systems must be regulated so as to…
A practical application of switch and relay logic is in control…
The discovery of the relationship between magnetism and electricity…
Limitations of Electromechanical Relays As versatile as…
Don’t just sit there! Build something!! Learning to mathematically…
Since three-phase is used so often for power distribution systems, it…
Most AC motors are induction motors. Induction motors are favored due…
A switch can be constructed with any mechanism bringing two conductors…
So far, we’ve observed simulations of transformers where the…
AC Motors Perhaps the most important benefit of polyphase AC power…
Electromechanical watt-hour meters use an aluminum disk that is spun…
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
What is the purpose of the switch shown in this schematic diagram?
Most ohmmeters of the design shown in the previous section utilize a…
A bistable multivibrator has two stable states, as indicated by the…
We can construct a simple logic functions for our hypothetical lamp…
A tool designed to convert between units of torque
A special type of relay is one that monitors the current, voltage,…
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.
In ladder logic symbolism, an electromechanical relay coil is shown as…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
Generators used in battery-charging systems must be regulated so as to…
This calculator helps you compute the characteristic impedance of a symmetric stripline.
SPICE is a computer program designed to simulate analog electronic…
Electricity and Magnetism An electric current through a conductor will…
The variable reluctance motor is based on the principle that an…
An ideal transistor would show 0% distortion in amplifying a signal.…
A transistor is a semiconductor device that controls current with the…
This tool is designed to convert power ratios to decibel
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Note: all angles (x) must be expressed in units of radians for these…
Like all electrical and electronic components, transistors are limited…
How much voltage is there between the following pairs of points in…
Define what noise means, in the electrical sense of the word. How does…
Voltage is commonly defined as “electrical pressure.” The unit of…
Up to this point we have considered logic reduction problems where…
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.
Bipolar Junction Transistor or BJT Current Mirror An often-used…
Safety is very important when designing and/or building a device…
The Rules of Binary Addition Adding binary numbers is a very simple…
It is a common phenomenon for the electrical resistance of a substance…