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A 50-Ohm Cable?

Textbook

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

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…

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…

Radar Maximum Range Calculator

Tools

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

Design Project: Telegraph System

Worksheets - Digital Communication

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

Q Factor and Bandwidth of a Resonant Circuit

Textbook

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

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.

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.

A 50-Ohm Cable?

Textbook

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

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.

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

Digital Communication

Worksheets - Digital Communication

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

Arithmetic Properties

Textbook

Associative Property In addition and multiplication, terms may be…

Susceptance and Admittance

Textbook

What is Conductance? In the study of DC circuits, the student of…

Historical, Nonmechanical Memory Technologies

Textbook

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

The Common-gate Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Circuit Effects

Textbook

The principle of non-sinusoidal, repeating waveforms being equivalent…

Simple Series Resonance

Textbook

A similar effect happens in series inductive/capacitive circuits. When…

Circuit Components

Textbook

Remember that this tutorial is not exhaustive by any means, and that…

DC Lab - Potentiometer as a Rheostat

Textbook

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.

Nonlinear Conduction

Textbook

“Advances are made by answering questions. Discoveries are made…

Introduction to Complex Numbers

Textbook

If I needed to describe the distance between two cities, I could…

Computational Circuits

Textbook

When someone mentions the word “computer,” a digital…

Mutual Inductors

Textbook

Mutual inductors are inductors that capitalize the effect of mutual…

Superconducting Devices

Textbook

Superconducting devices, though not widely used, have some unique…

Transistor Ratings and Packages (IGFET)

Textbook

CMOS Gate Circuitry

Textbook

Up until this point, our analysis of transistor logic circuits has…

Voltage Divider Circuits

Worksheets - Digital Communication

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

Averager and Summer Circuits

Textbook

If we take three equal resistors and connect one end of each to a…

Flip-Flop Circuits

Worksheets - Digital Communication

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

Building a Differential Amplifier

Textbook

Differential Op-Amp Circuits An op-amp with no feedback is already a…

Time Constant Calculations

Worksheets - Digital Communication

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