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…
The Maximum Power Transfer Theorem is not so much a means of analysis…
This calculator computes the power received by an antenna using Friis formula
In the design of large and complex digital systems, it is often…
Normally, the rotor windings of a wound rotor induction motor are…
A modern alternative to sending (binary) digital information via…
What is a harmonic frequency? If an oscillator circuit outputs a…
An ideal transistor would show 0% distortion in amplifying a signal.…
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
Impedance Matching Because transformers can step voltage and current…
This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
The Skin Depth of Copper in Electrical Engineering As previously…
One of the more fascinating applications of electricity is in the…
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 there is a mismatch of impedance between transmission line…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
A waveguide is a special form of transmission line consisting of a…
Just as devices have been made to measure certain physical quantities…
If the burden of two systems of measurement for common quantities…
The Q, or quality, factor of a resonant circuit is a measure of the…
Just as devices have been made to measure certain physical quantities…
There’s a sure way to calculate any of the values in a reactive…
This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor
This tool is designed to convert power ratios to decibel
A high-pass filter’s task is just the opposite of a low-pass…
The wires between the tank and the monitoring location is called…
One of the more fascinating applications of electricity is in the…
The basic application of Ohm’s law to combinations of series and…
In very simple, qualitative terms, rate the impedance of capacitors…
A modern method of electrical power control involves inserting a…
Instrumentation is a field of study and work centering on measurement…
In our study of AC circuits thus far, we’ve explored circuits…
This calculator computes the power received by an antenna using Friis formula
While Oersted’s surprising discovery of electromagnetism paved…
This calculator determines the wavelength of a signal given the frequency and dielectric constant.
Buses and networks are designed to allow communication to occur…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
The Maximum Power Transfer Theorem is not so much a means of analysis…
In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.
In this hands-on electronics experiment, you will build a programmable non-inverting amplifier and learn how to use the negative feedback of an operational amplifier to control the gain.
Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.
Don’t just sit there! Build something!! Learning to mathematically…
Solve this equation for the value of x: x + 5 = 8 How many exact…
What is Conductance? In the study of DC circuits, the student of…
We can subtract one binary number from another by using the standard…
The Inductance Formula Wheeler’s formulas for…
As lengthy as this chapter has been up to this point, it only begins…
Capacitors do not have a stable “resistance” as conductors…
Pulse Width Modulation (PWM) uses digital signals to control power…
A tool designed to calculate the characteristic impedance of a twisted-pair cable
What are Simultaneous Equations and Systems of Equations? The terms…
In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.
Why learn about Karnaugh maps? The Karnaugh map, like Boolean…
Don’t just sit there! Build something!! Learning to mathematically…
Because batteries create current flow in a circuit by exchanging…
A Logic Gate is assigned as an elementary building block of…
Decibel as Absolute Unit of Power It is also possible to use the…