A modern alternative to sending (binary) digital information via…
Impedance Matching Because transformers can step voltage and current…
What does the acronym RF stand form, in reference to radio-related…
The Skin Depth of Copper in Electrical Engineering As previously…
This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
This tool is designed to convert power ratios to decibel
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
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
An ideal transistor would show 0% distortion in amplifying a signal.…
In very simple, qualitative terms, rate the impedance of capacitors…
What is a harmonic frequency? If an oscillator circuit outputs a…
This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
Just as devices have been made to measure certain physical quantities…
One of the more fascinating applications of electricity is in the…
A waveguide is a special form of transmission line consisting of a…
A modern method of electrical power control involves inserting a…
Don’t just sit there! Build something!! Learning to analyze digital…
This calculator computes the power received by an antenna using Friis formula
A modern method of electrical power control involves inserting a…
This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor
Introduction Whenever an electric voltage exists between two separated…
A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line
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…
It is sometimes said regarding electrical safety that, Ït’s not the…
Don’t just sit there! Build something!! Learning to analyze digital…
This is a schematic for a simple VCO: The oscillator is of the RC…
Instrumentation is a field of study and work centering on measurement…
What is Conductance? In the study of DC circuits, the student of…
This calculator computes the inductance of a microstrip etched on a PCB.
This tool calculates the cutoff frequency of a circular waveguide
Varicap or varactor diodes A variable capacitance diode is known as a…
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
While Oersted’s surprising discovery of electromagnetism paved…
As strange as it may seem, any repeating, non-sinusoidal waveform is…
PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…
A calculator designed to compute the power-added efficiency (PAE) of an amplifier
Buses and networks are designed to allow communication to occur…
Value of time constant in series RC and RL circuits Time…
Mercury Standard Cell Back in the early days of electrical measurement…
There are two basic Ohm’s Law equations: one relating voltage,…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
Complementary Output Gates It is sometimes desirable to have a logic…
As we saw earlier, a power system with no secure connection to earth…
A calculator for solving the capacitance, reactance, and admittance of a capacitor.
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
All entries arranged in alphabetical order of surname. Major…
Note the “50 ohm” rating printed on the jacket of the cable. What…
Since Thevenin’s and Norton’s Theorems are two equally…
We know that the current in a series circuit may be calculated with…
A popular use of diodes is for the mitigation of inductive…
A multiplexer, abbreviated mux, is a device that has multiple inputs…
If your event sensing switch is mechanical in nature, you will likely…
The Use of Logic Gate Inverters and buffers exhaust the possibilities…
A special type of relay is one that monitors the current, voltage,…
PARTS AND MATERIALS Four 6 volt batteries Zener diode, 12…
Identify which direction each potentiometer wiper must move in this…
