A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
What voltage will you choose to use for each of the station batteries?
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
In very simple, qualitative terms, rate the impedance of capacitors…
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…
This tool is designed to calculate the maximum distance (range) that a radar can detect
This calculator computes the power received by an antenna using Friis formula
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.
Don’t just sit there! Build something!! Learning to analyze digital…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
If a pulse-width modulated (PWM) signal is sent to a passive…
When first approaching a failed or otherwise misbehaving system, the…
So far, we’ve observed simulations of transformers where the…
Don’t just sit there! Build something!! Learning to mathematically…
Inductors have the exact opposite characteristics of capacitors.…
The half-adder is extremely useful until you want to add more than one…
If the ends of a wire loop are attached to two half-circular metal…
Don’t just sit there! Build something!! Learning to mathematically…
<p> Contributors to this chapter are listed in chronological…
Explain how the microphone in your amplifier works. How, exactly, does…
On this page, we’ll outline the three principles you should…
In the design of large and complex digital systems, it is often…
Counting practice: count from zero to thirty-one in binary, octal, and…
PARTS AND MATERIALS Low-voltage AC power supply Two audio speakers…
It was discovered centuries ago that certain types of materials would…
An oscilloscope is a very useful piece of electronic test equipment.…
Input Voltages for Logic Gates Logic gate circuits are designed to…
Suppose I were about to measure an unknown voltage with a manual-range…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
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