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Digital Communication

Digital Communication

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


Worksheets - Digital Communication

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

A 50-Ohm Cable?

A 50-Ohm Cable?

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


Textbook

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

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

A 50-Ohm Cable?

A 50-Ohm Cable?

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


Textbook

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

Passive Filter Circuits

Passive Filter Circuits

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


Worksheets - Digital Communication

Design Project: Telegraph System

Design Project: Telegraph System

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


Worksheets - Digital Communication

Digital Communication

Digital Communication

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


Worksheets - Digital Communication

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

Radar Maximum Range Calculator

Radar Maximum Range Calculator

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


Tools

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

EIRP Calculator

EIRP Calculator

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


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

Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


Textbook

Conductor Size

Conductor Size

It should be common-sense knowledge that liquids flow through…


Textbook

Introduction to Conductance and Conductors

Introduction to Conductance and Conductors

By now you should be well aware of the correlation between electrical…


Textbook

Electric Shock Data

Electric Shock Data

The table of electric currents and their various bodily effects was…


Textbook

Rules for Antiderivatives

Rules for Antiderivatives

Constant Rule     Rule of Sums     Rule of…


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AC Lab - Variable Inductor

AC Lab - Variable Inductor

In this hands-on AC electronics experiment, build a variable conductor and learn the impact of a metal core placed inside an inductor coil has on the inductance.


Textbook

Some Examples with AC Circuits

Some Examples with AC Circuits

Let’s connect three AC voltage sources in series and use complex…


Textbook

Parallel R, L, and C

Parallel R, L, and C

We can take the same components from the series circuit and rearrange…


Textbook

Harmonics in Polyphase Power Systems

Harmonics in Polyphase Power Systems

In the chapter on mixed-frequency signals, we explored the concept of…


Textbook

Boolean Rules for Simplification

Boolean Rules for Simplification

Boolean algebra finds its most practical use in the simplification of…


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Design Project: DC Voltage Regulator

Design Project: DC Voltage Regulator

It may seem difficult to even start on a project such as this, with no…


Worksheets - Digital Communication

The TRIAC

The TRIAC

SCRs are unidirectional (one-way) current devices, making them useful…


Textbook

AC Lab - Signal and Noise Coupling

AC Lab - Signal and Noise Coupling

In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.


Textbook

RC Time Constant Calculator

RC Time Constant Calculator

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.


Tools

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Over the course of learning about electricity, you will want to…


Textbook

Parallel Resistor Calculator

Parallel Resistor Calculator

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.


Tools

Performance-Based Assessments for Semiconductor Circuit Competencies

Performance-Based Assessments for Semiconductor Circuit Competencies


Worksheets - Digital Communication

Polar Form and Rectangular Form Notation for Complex Numbers

Polar Form and Rectangular Form Notation for Complex Numbers

In order to work with complex numbers without drawing vectors, we…


Textbook

The Instrumentation Amplifier

The Instrumentation Amplifier

What Is an Instrumentation Amplifier? An instrumentation amplifier…


Textbook

Successive Approximation ADC

Successive Approximation ADC

One method of addressing the digital ramp ADC’s shortcomings is…


Textbook