The concept of a mathematical power is familiar to most students of…
An important electrical quantity with no equivalent in DC circuits is…
Capacitors store energy in the form of an electric field, and…
De Forest’s Audion tube came to be known as the triode tube…
Using the same value components in our series example circuit, we will…
In addition to forward voltage drop (Vf) and peak inverse voltage…
What are Simultaneous Equations and Systems of Equations? The terms…
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 semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.
Thyristors are a class of semiconductor components exhibiting…
In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
With this lesson, I hope to avoid a common mistake found in…
RELATED WORKSHEETS: Calculus for Electric Circuits…
Wiring for AC and DC power distribution branch circuits are color…
As the name suggests, the tetrode tube contains four elements: cathode…
In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.
In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.
Computers can be powerful tools if used properly, especially in the…
Inductive Reactance Capacitive Reactance …
The Inductance Formula Wheeler’s formulas for…
This calculator computes the noise figure and noise temperature in a system
A helpful tool for calculating the impedance of a wire microstrip.
Add the following binary numbers:
Often in the course of designing and building electrical meter…
SCRs are unidirectional (one-way) current devices, making them useful…
In the last section, we saw how the 3rd harmonic and all of its…
Shift registers, like counters, are a form of sequential logic.…
It may seem difficult to even start on a project such as this, with no…
Older electrical schematics showed connecting wires crossing, while…
So far we have been finding Sum-Of-Product (SOP) solutions to logic…
Previously, we examined series circuits and parallel circuits using…
Don’t just sit there! Build something!! Learning to mathematically…
While Oersted’s surprising discovery of electromagnetism paved…
The jobs of electronics engineers and technicians frequently entail…
We can construct a simple logic functions for our hypothetical lamp…
Every meter impacts the circuit it is measuring to some extent, just…
Additive Identity a + 0 = a Multiplicative Identity 1a = a…
While the binary numeration system is an interesting mathematical…
What Is an XOR Gate? One element conspicuously missing from the set of…
Computerized Fourier analysis, particularly in the form of the FFT…
A meter is any device built to accurately detect and display an…
This tool is designed to convert power ratios to decibel
A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.
Digital logic gate circuits are manufactured as integrated circuits:…
In an ideal case, an inductor acts as a purely reactive device. That…
By now you should be well aware of the correlation between electrical…
In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.
When connecting batteries together to form larger “banks”…
Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…
Introduction This third volume of the book series Lessons In Electric…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
TTL Circuit Analysis Let’s examine the following TTL circuit and…
In addition to forward voltage drop (Vf) and peak inverse voltage…
What is Conductance? In the study of DC circuits, the student of…
In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.
A circuit which removes the peak of a waveform is known as a clipper.…
It is sometimes desirable to have circuits capable of selectively…
In the last section, we saw how the 3rd harmonic and all of its…
