One of the more fascinating applications of electricity is in the…
This is a schematic for a simple VCO: The oscillator is of the RC…
In very simple, qualitative terms, rate the impedance of capacitors…
What is a harmonic frequency? If an oscillator circuit outputs a…
The Skin Depth of Copper in Electrical Engineering As previously…
What does the acronym RF stand form, in reference to radio-related…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
A modern method of electrical power control involves inserting a…
Impedance Matching Because transformers can step voltage and current…
An ideal transistor would show 0% distortion in amplifying a signal.…
The Maximum Power Transfer Theorem is not so much a means of analysis…
Varicap or varactor diodes A variable capacitance diode is known as a…
Research the FCC (Federal Communication Commission) guidelines on…
A high-pass filter’s task is just the opposite of a low-pass…
Since three-phase is used so often for power distribution systems, it…
In our study of AC circuits thus far, we’ve explored circuits…
The Maximum Power Transfer Theorem is not so much a means of analysis…
This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
Don’t just sit there! Build something!! Learning to analyze digital…
A peak detector is a series connection of a diode and a…
A modern alternative to sending (binary) digital information via…
Has the system ever worked before? If yes, has anything happened to…
A transmission line of infinite length is an interesting abstraction,…
This tool calculates the cutoff frequency of a circular waveguide
In very simple, qualitative terms, rate the impedance of capacitors…
A waveguide is a special form of transmission line consisting of a…
Impedance Matching Because transformers can step voltage and current…
This calculator computes the power received by an antenna using Friis formula
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
This tool is designed to calculate the maximum distance (range) that a radar can detect
Whenever electrons flow through a conductor, a magnetic field will…
Buses and networks are designed to allow communication to occur…
A tool designed to calculate the guided wavelength inside a microstrip.
What is Kirchhoff’s Voltage Law (KVL)? The principle known as…
Over the course of learning about electricity, you will want to…
Contributors to this chapter are listed in chronological order of…
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…
Don’t just sit there! Build something!! Learning to mathematically…
A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line
The singular reason for learning and using the binary numeration…
As an instructor of electronics, I am called upon frequently to help…
Calculate the voltage output by the secondary winding of a transformer…
Having learned about digital memory devices in the last chapter, we…
A common class of operation used in radio-frequency (RF) amplifier…
While mention of operational amplifiers typically provokes visions of…
Differential Op-Amp Circuits An op-amp with no feedback is already a…
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.
Counting practice: count from zero to thirty-one in binary, octal, and…
NAND and NOR gates possess a special property: they are universal.…
Just as devices have been made to measure certain physical quantities…
Don’t just sit there! Build something!! Learning to mathematically…
