It used to be with large AC power systems that “power…
Explain the principle of operation for the particular integrated…
Generally speaking, how many “time constants” worth of time does…
What is a harmonic frequency? If an oscillator circuit outputs a…
Don’t just sit there! Build something!! Learning to mathematically…
In electric circuits, the three basic quantities are voltage (E or V),…
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.
It has been found that any repeating, non-sinusoidal waveform can be…
Computerized Fourier analysis, particularly in the form of the FFT…
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Don’t just sit there! Build something!! Learning to mathematically…
To overcome the challenge of creating necessary DC bias voltage for an…
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.
Shown here is the schematic symbol for a resistor: What is the purpose…
In this circuit, three resistors receive the same amount of voltage…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Mercury Standard Cell Back in the early days of electrical measurement…
Don’t just sit there! Build something!! Learning to mathematically…
A peak detector is a series connection of a diode and a…
In this hands-on semiconductor electronics experiment, build a half-wave rectifier circuit using a silicon diode and learn about the differences between permanent magnet motor operation on AC vs. DC power.
As an electric current is passed through a coil of wire, it creates a…
Generally speaking, how many “time constants” worth of time does…
Solid-state switching circuits usually keep their constituent…
Suppose I were about to measure an unknown voltage with a manual-range…
What do each of the oscilloscope axes represent, in real-life terms…
Don’t just sit there! Build something!! Learning to mathematically…
When someone mentions the word “computer,” a digital…
Power measurement in AC circuits can be quite a bit more complex than…
How to Create Band-pass Filter There are applications where a…
To learn about electronics, you must eventually engage in hands-on experimentation. Knowledge gleaned from books alone has limited use in scientific endeavors. Troubleshooting a circuit can be as important as the knowledge gained from a properly functioning experiment.
Explain the operation of this “H-bridge” motor control circuit: At…
Previously, we examined series circuits and parallel circuits using…
Shown here is the schematic symbol for a resistor: What is the purpose…
A common phrase heard in reference to electrical safety goes something…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
The Q factor of a series inductive circuit is given by the following…
With BogusBus, our signals were very simple and straightforward: each…
Euler’s Number Euler’s constant is an important value for…
Don’t just sit there! Build something!! Learning to mathematically…
(“c” being a constant) RELATED…
The benefits of scientific notation do not end with ease of writing…
For extremely high-frequency applications (above 1 GHz), the…
Bipolar transistors are constructed of a three-layer semiconductor…
A calculator for computing the impedance of an edge coupled stripline.
A right triangle is defined as having one angle precisely…
We’ve already seen one example of a monostable multivibrator in…
In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
