Categories

A 50-Ohm Cable?

Textbook

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

Q Factor and Bandwidth of a Resonant Circuit

Textbook

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

Digital Communication

Worksheets - Digital Communication

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

EIRP Calculator

Tools

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

A 50-Ohm Cable?

Textbook

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

Design Project: Telegraph System

Worksheets - Digital Communication

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

Digital Communication

Worksheets - Digital Communication

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

Q Factor and Bandwidth of a Resonant Circuit

Textbook

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

Radar Maximum Range Calculator

Tools

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

Antenna Downtilt and Coverage Calculator

Tools

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

Passive Filter Circuits

Worksheets - Digital Communication

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

Bridged-Tee Attenuator Calculator

Tools

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

Friis Transmission Calculator

Tools

This calculator computes the power received by an antenna using Friis formula

Link Budget Calculator

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.

Balanced Attenuator Calculator

Tools

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

Ohm’s Law

Worksheets - Digital Communication

For a given amount of water pressure, which will flow a greater rate…

The Exclusive-OR Function: The XOR Gate

Textbook

What Is an XOR Gate? One element conspicuously missing from the set of…

Free Space Path Loss Calculator

Tools

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.

Asymmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an asymmetric stripline

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Capacitance Calculator

Tools

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.

Other Diode Technologies

Textbook

Varicap or varactor diodes A variable capacitance diode is known as a…

Conductor Size

Textbook

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

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Series R, L, and C

Textbook

Let’s take the following example circuit and analyze it:  …

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Millman’s Theorem

Worksheets - Digital Communication

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

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

Meter Check of a Diode

Textbook

The Functionality of Diode Polarity Being able to determine the…

Basic Ohmmeter Use

Worksheets - Digital Communication

Explain how an ohmmeter is able to measure the resistance of a…

Building Series-Parallel Resistor Circuits

Textbook

Once again, when building battery/resistor circuits, the student or…

Contributors (12)

Textbook

Contributors to this chapter are listed in chronological order of…

Current Signal Systems

Textbook

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

Regulated Power Sources

Worksheets - Digital Communication

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

Polyphase Power Systems

Worksheets - Digital Communication

Explain the difference between a balanced polyphase system and an…