A transmission line of infinite length is an interesting abstraction,…
It has been found that any repeating, non-sinusoidal waveform can be…
This tool is designed to convert power ratios to decibel
Define what noise means, in the electrical sense of the word. How does…
In very simple, qualitative terms, rate the impedance of capacitors…
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
The Q, or quality, factor of a resonant circuit is a measure of the…
A tool designed to calculate the guided wavelength inside a microstrip.
The Parallel Wires of Infinite Length Suppose, though, that we had a…
Centuries ago, it was discovered that certain types of mineral rock…
Resonance in a Tank Circuit A condition of resonance will be…
Buses and networks are designed to allow communication to occur…
Varicap or varactor diodes A variable capacitance diode is known as a…
Normally, the rotor windings of a wound rotor induction motor are…
In the last section, we saw how the 3rd harmonic and all of its…
Since three-phase is used so often for power distribution systems, it…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
Standing waves at the resonant frequency points of an open- or…
Aside from the issues of the physical network (signal types and…
Just as devices have been made to measure certain physical quantities…
PARTS AND MATERIALS Audio detector with headphones CROSS-REFERENCES…
In an ideal case, an inductor acts as a purely reactive device. That…
Don’t just sit there! Build something!! Learning to mathematically…
Introduction Whenever an electric voltage exists between two separated…
If at all possible, shut off the power to a circuit before performing…
This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS Low-voltage AC power supply Two audio speakers…
This calculator helps you compute for the inductance of an edge coupled trace.
In very simple, qualitative terms, rate the impedance of capacitors…
Pulse Width Modulation (PWM) uses digital signals to control power…
In the simplest terms you can think of, define what an electrical…
Contributors to this chapter are listed in chronological order of…
Don’t just sit there! Build something!! Learning to mathematically…
Radio waves are comprised of oscillating electric and magnetic fields,…
Suppose we wished to measure the resistance of some component located…
OK, so how exactly can we represent AC quantities of voltage or…
Notice something important here: taking the derivative of f(x) may…
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
