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Digital Communication

Worksheets - Telecom

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

A 50-Ohm Cable?

Textbook

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

Passive Filter Circuits

Worksheets - Telecom

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

Friis Transmission Calculator

Tools

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

EIRP Calculator

Tools

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

Radar Maximum Range Calculator

Tools

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

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.

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.

Snell’s Law Calculator

Tools

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.

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.

Design Project: Telegraph System

Worksheets - Telecom

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

Balanced Attenuator Calculator

Tools

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

Q Factor and Bandwidth of a Resonant Circuit

Textbook

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

Conventional Versus Electron Flow

Textbook

“The nice thing about standards is that there are so many of…

Broadside Coupled Trace Inductance Calculator

Tools

This calculator helps you compute the inductance of a broadside coupled trace.

Ohm’s Law Calculator

Tools

Calculate circuit parameters using Ohm's Law

Atomic Structure

Worksheets - Telecom

Shown here is a simplified representation of an atom: the smallest…

Signal Modulation

Worksheets - Telecom

A modern method of electrical power control involves inserting a…

Capacitance

Worksheets - Telecom

Write an equation describing the precise mathematical relationship…

BJT Quirks

Textbook

An ideal transistor would show 0% distortion in amplifying a signal.…

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…

Waveguide Calculator (Rectangular)

Tools

This tool calculates the cutoff frequency of a rectangular waveguide

Peak, Average, and RMS Measurements

Worksheets - Telecom

How is it possible to assign a fixed value of voltage or current (such…

Free Space Path Loss Calculator

Tools

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

Basic Logic Gates

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Identify the type of logic gate shown in this schematic diagram, and…

Properties of Exponents

Textbook

Product of Powers Property am an = am+n   Power of a Product…

Wire Types and Sizes

Worksheets - Telecom

Most electrical wire is covered in a rubber or plastic coating called…

Hand Calculator Use

Textbook

To enter numbers in scientific notation into a hand calculator, there…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

AC Lab - PC Oscilloscope

Textbook

In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.

Gas Discharge Tubes

Textbook

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

Introduction to Solid-state Device Theory

Textbook

This chapter will cover the physics behind the operation of…

Mutual Inductors

Textbook

Mutual inductors are inductors that capitalize the effect of mutual…

Capacitance, Reactance, and Admittance Calculator

Tools

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

Historical, Nonmechanical Memory Technologies

Textbook

Perhaps the most ingenious technique was that of the delay line. A…

Power Sources

Textbook

There are many different types of power sources, and here some of the…

Class B BJT Amplifiers

Worksheets - Telecom

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

Design Project: Simple Component Curve-Tracer Circuit

Worksheets - Telecom

What do each of the oscilloscope axes represent, in real-life terms…

Coil Inductance Calculator

Tools

This calculator computes the inductance of a wire coil.

Voltage and Current

Textbook

As was previously mentioned, we need more than just a continuous path…

Tube Lab - Vacuum Tube Audio Amplifier

Textbook

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.

The Common-source Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

Boolean Algebraic Properties

Textbook

Another type of mathematical identity, called a “property”…

Systems of Numeration

Textbook

Roman Numerals The Romans devised a system that was a substantial…

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.

OpAmp Oscillator Circuits

Worksheets - Telecom

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

555 Lab - Introduction to the 555 Timer IC

Textbook

In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.

VSWR / Return Loss Calculator

Tools

A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line

Contributors (12)

Textbook

Contributors to this chapter are listed in chronological order of…

BJT Amplifier Troubleshooting

Worksheets - Telecom

As an instructor of electronics, I am called upon frequently to help…

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

Questions relating to project management

Worksheets - Telecom

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