Early in my explorations of electricity, I came across a length of…
Textbook
Don’t just sit there! Build something!! Learning to analyze digital…
Worksheets - Modulation
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
Tools
Early in my explorations of electricity, I came across a length of…
Textbook
This tool is designed to calculate the maximum distance (range) that a radar can detect
Tools
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
Tools
The Q, or quality, factor of a resonant circuit is a measure of the…
Textbook
This calculator allows you to solve for any of the six variables in the Friis formula for RF transmission: transmitter power, transmitter gain, receiver power, receiver gain, frequency, or distance.
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In very simple, qualitative terms, rate the impedance of capacitors…
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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.
Tools
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.
Tools
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
Tools
What voltage will you choose to use for each of the station batteries?
Worksheets - Modulation
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
Tools
Many different equations used in the analysis of electric circuits may…
Worksheets - Modulation
Most electrical wire is covered in a rubber or plastic coating called…
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∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
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Don’t just sit there! Build something!! Learning to mathematically…
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Larger Karnaugh maps reduce larger logic designs. How large is large…
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Wire-by-Number project: simple voltage divider Description: Build a…
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When an electric current is passed through a coil of wire, what…
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If vectors with uncommon angles are added, their magnitudes (lengths)…
Textbook
The circuit shown here is a four-bit analog-to-digital converter…
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Note the “50 ohm” rating printed on the jacket of the cable. What…
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Arithmetic Sequences An arithmetic sequence is a series of numbers…
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Because the relationship between voltage, current, and resistance in…
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When a PCB designer speaks of dimensions in thous or mils, what does…
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In this introduction to parallel resistance circuits, we will explain…
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A Logic Gate is assigned as an elementary building block of…
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Power Equation of Ohm’s Law and Joule’s Law …
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The circuits in the figure below are known as clampers or DC…
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Once again, when building battery/resistor circuits, the student or…
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If a strip of conductive metal is stretched, it will become skinnier…
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Since three-phase is used so often for power distribution systems, it…
Textbook