Categories

Fundamentals of Radio Communication

Worksheets - Software-Defined Radio

What does the acronym RF stand form, in reference to radio-related…

Principles of Radio

Textbook

One of the more fascinating applications of electricity is in the…

Design Project: Radio Transmitter

Worksheets - Software-Defined Radio

Research the FCC (Federal Communication Commission) guidelines on…

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

Power Added Efficiency Calculator

Tools

A calculator designed to compute the power-added efficiency (PAE) of an amplifier

Tank Circuit Resonance Calculator

Tools

This calculator computes the resonant frequency of a tank circuit

More on Spectrum Analysis

Textbook

Computerized Fourier analysis, particularly in the form of the FFT…

Wavelength (TEM) Calculator

Tools

This calculator determines the wavelength of a signal given the frequency and dielectric constant.

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

T-Pad Attenuator Calculator

Tools

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

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Principles of Radio

Textbook

One of the more fascinating applications of electricity is in the…

Amplifier Gain

Textbook

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

Electric Shock

Worksheets - Software-Defined Radio

It is sometimes said regarding electrical safety that, Ït’s not the…

Other Waveshapes

Textbook

As strange as it may seem, any repeating, non-sinusoidal waveform is…

Finite-length Transmission Lines

Textbook

A transmission line of infinite length is an interesting abstraction,…

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

Reflection Attenuator Calculator

Tools

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.

Radar Maximum Range Calculator

Tools

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

Coax Impedance Calculator

Tools

A helpful tool for calculating the impedance of a coaxial cable.

Decibels

Textbook

The Bel is Used to Represent Gain In its simplest form, an…

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

Active Filters

Worksheets - Software-Defined Radio

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

Kirchhoff’s Voltage Law (KVL)

Textbook

What is Kirchhoff’s Voltage Law (KVL)? The principle known as…

AC Motor Control Circuits

Worksheets - Software-Defined Radio

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Making a Venn Diagram Look Like a Karnaugh Map

Textbook

Starting with circle A in a rectangular A’ universe in figure…

Rectifier Circuits

Textbook

What is Rectification? Now we come to the most popular application of…

Amplifier Gain

Textbook

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

Digital-to-Analog Conversion

Worksheets - Software-Defined Radio

If a pulse-width modulated (PWM) signal is sent to a passive…

Capacitance, Reactance, and Admittance Calculator

Tools

A calculator for solving the capacitance, reactance, and admittance of a capacitor.

Other Waveshapes

Textbook

As strange as it may seem, any repeating, non-sinusoidal waveform is…

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

AC phase

Worksheets - Software-Defined Radio

If we were to express the series-connected DC voltages as phasors…

Measurement Circuits

Textbook

Figure below shows a photodiode amplifier for measuring low levels of…

Scientific Notation

Textbook

In many disciplines of science and engineering, very large and very…

Read-Only Memory (ROM)

Textbook

Read-only memory (ROM) is similar in design to static or dynamic RAM…

Vol III. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Servo Motor Systems

Worksheets - Software-Defined Radio

Explain the operation of this “H-bridge” motor control circuit: At…

Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

Gas Discharge Tubes

Textbook

If you’ve ever witnessed a lightning storm, you’ve seen…

Capacitor Charge and Time Constant Calculator

Tools

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

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Software-Defined Radio

When lightning strikes, nearby magnetic compass needles may be seen to…