Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Two 6-volt batteries Three NPN…
When lightning strikes, nearby magnetic compass needles may be seen to…
Devoting a whole chapter in a modern electronics text to the design…
The Bel is Used to Represent Gain In its simplest form, an…
Don’t just sit there! Build something!! Learning to mathematically…
Power Capacity As has already been observed, transformers must be well…
Don’t just sit there! Build something!! Learning to mathematically…
In our study of AC circuits thus far, we’ve explored circuits…
PARTS AND MATERIALS High-quality “closed-cup” audio…
The Q factor of a series inductive circuit is given by the following…
Wire-by-Number project: simple voltage divider Description: Build a…
PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
It is sometimes desirable to have circuits capable of selectively…
Don’t just sit there! Build something!! Learning to mathematically…
Identify which direction each potentiometer wiper must move in this…
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A very common misconception students have about potentiometers is the…
As an instructor of electronics, I am called upon frequently to help…
It used to be with large AC power systems that “power…
The Maximum Power Transfer Theorem is not so much a means of analysis…
“DC” stands for Direct Current, which can refer to either…
A similar effect happens in series inductive/capacitive circuits. When…
PARTS AND MATERIALS Two 6-volt batteries Two NPN…
“Advances are made by answering questions. Discoveries are made…
Learn the Power Formula We’ve seen the formula for determining…
Try out our Resistor Color Code Calculator in our Tools section.…
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
What Is an XOR Gate? One element conspicuously missing from the set of…
Don’t just sit there! Build something!! Learning to analyze digital…
To express a quantity in a different metric prefix from how it was…
Logic circuits, whether comprised of electromechanical relays or…
In addition to voltage and current, there is another important…
Don’t just sit there! Build something!! Learning to mathematically…
The choice of step-down transformers to use in a project such as this…
So far, we’ve been analyzing single-battery, single-resistor…
We know that the current in a series circuit may be calculated with…
Anyone who’s studied geometry should be familiar with the…
