This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
Don’t just sit there! Build something!! Learning to analyze digital…
What voltage will you choose to use for each of the station batteries?
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
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
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.
The Q, or quality, factor of a resonant circuit is a measure of the…
Early in my explorations of electricity, I came across a length of…
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.
This calculator computes the power received by an antenna using Friis formula
In very simple, qualitative terms, rate the impedance of capacitors…
After applying some of the general troubleshooting tips to narrow the…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator computes the noise figure and noise temperature in a system
Because binary numeration requires so many bits to represent…
An electromechanical generator is a device capable of producing…
This calculator computes the inductance of a microstrip etched on a PCB.
This calculator helps determine the maximum temperature a device can withstand
A three-phase motor may be run from a single-phase power source.…
A rheostat (variable resistor) and a switch are both examples of…
“All men are liable to error;” —John Locke Whereas…
Identify which direction each potentiometer wiper must move in this…
Because it takes energy to force charge to flow against the opposition…
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
If you’ve ever witnessed a lightning storm, you’ve seen…
A similar effect happens in series inductive/capacitive circuits. When…
A chandelier has five light bulbs in it, and one of them is not…
What is a harmonic frequency? If an oscillator circuit outputs a…
The node voltage method of DC network analysis solves for unknown…
To overcome the challenge of creating necessary DC bias voltage for an…
With the notable exception of calculations for power (P), all AC…