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Snell’s Law Calculator

Snell’s Law Calculator

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

Bridged-Tee Attenuator Calculator

Bridged-Tee Attenuator Calculator

This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.


Tools

Digital Communication

Digital Communication

Don’t just sit there! Build something!! Learning to analyze digital…


Worksheets - Optical Communication

Antenna Downtilt and Coverage Calculator

Antenna Downtilt and Coverage Calculator

This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.


Tools

Balanced Attenuator Calculator

Balanced Attenuator Calculator

This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.


Tools

Design Project: Telegraph System

Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?


Worksheets - Optical Communication

Link Budget Calculator

Link Budget Calculator

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

Friis Transmission Calculator

Friis Transmission Calculator

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.


Tools

Radar Maximum Range Calculator

Radar Maximum Range Calculator

This tool is designed to calculate the maximum distance (range) that a radar can detect


Tools

Q Factor and Bandwidth of a Resonant Circuit

Q Factor and Bandwidth of a Resonant Circuit

The Q, or quality, factor of a resonant circuit is a measure of the…


Textbook

EIRP Calculator

EIRP Calculator

A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna


Tools

A 50-Ohm Cable?

A 50-Ohm Cable?

Early in my explorations of electricity, I came across a length of…


Textbook

Passive Filter Circuits

Passive Filter Circuits

In very simple, qualitative terms, rate the impedance of capacitors…


Worksheets - Optical Communication

Capacitor Charge and Time Constant Calculator

Capacitor Charge and Time Constant Calculator

This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.


Tools

Series and Parallel AC Circuits

Series and Parallel AC Circuits

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Optical Communication

Phasor Mathematics

Phasor Mathematics

Provide a definition for phasor, as the term applies to electrical…


Worksheets - Optical Communication

Trigonometric Derivatives

Trigonometric Derivatives

    RELATED WORKSHEETS: Calculus for Electric Circuits…


Textbook

Parallel Resistor-Capacitor Circuits

Parallel Resistor-Capacitor Circuits

Using the same value components in our series example circuit, we will…


Textbook

Multimeters

Multimeters

Seeing as how a common meter movement can be made to function as a…


Textbook

Amplifier Gain

Amplifier Gain

The Voltage Gain Because amplifiers have the ability to increase the…


Textbook

Scientific Notation in SPICE

Scientific Notation in SPICE

The SPICE circuit simulation computer program uses scientific notation…


Textbook

Binary Subtraction

Binary Subtraction

We can subtract one binary number from another by using the standard…


Textbook

Step-up and Step-down Transformers

Step-up and Step-down Transformers

So far, we’ve observed simulations of transformers where the…


Textbook

Active Loads in Amplifier Circuits

Active Loads in Amplifier Circuits

We know that the current in a series circuit may be calculated with…


Worksheets - Optical Communication

Counters

Counters

Don’t just sit there! Build something!! Learning to analyze digital…


Worksheets - Optical Communication

Practical Considerations of ADC Circuits

Practical Considerations of ADC Circuits

Perhaps the most important consideration of an ADC is its resolution.…


Textbook

Computer Simulation of Electric Circuits

Computer Simulation of Electric Circuits

Computers can be powerful tools if used properly, especially in the…


Textbook

Bit Grouping

Bit Grouping

The singular reason for learning and using the binary numeration…


Textbook

Current Signal Systems

Current Signal Systems

Current Source It is possible through the use of electronic amplifiers…


Textbook

DC Lab - Thermoelectricity

DC Lab - Thermoelectricity

In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.


Textbook

Transistors, Hybrid

Transistors, Hybrid

In essence, the IGFET controls the base current of a BJT, which…


Textbook

Low-pass Filters

Low-pass Filters

By definition, a low-pass filter is a circuit offering easy passage to…


Textbook

Design Project: Pulse-Width Modulation (PWM) Signal Generator

Design Project: Pulse-Width Modulation (PWM) Signal Generator

What shape of voltage waveform would you expect to measure (using an…


Worksheets - Optical Communication