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TPS92830-Q1 RCL Taillight Demo Live at CES

In partnership with Texas Instruments

In this live RCL taillight demonstration at CES in Las Vegas, you can see the  capabilities of…

Design Project: Telegraph System

Worksheets - Telecom

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

Digital Communication

Worksheets - Telecom

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

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

A 50-Ohm Cable?

Textbook

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

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.

EIRP Calculator

Tools

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

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

Balanced Attenuator Calculator

Tools

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

DeMorgan’s Theorems

Textbook

A mathematician named DeMorgan developed a pair of important rules…

Decibels

Textbook

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

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Biasing Techniques (IGFET)

Textbook

Microstrip Trace Width Calculator

Tools

This tool is designed to compute for the trace width of a microstrip

Arithmetic Properties

Textbook

Associative Property In addition and multiplication, terms may be…

Look-up Tables

Textbook

Having learned about digital memory devices in the last chapter, we…

Clipper Circuits

Textbook

A circuit which removes the peak of a waveform is known as a clipper.…

Computational Circuits

Textbook

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

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Broadside Coupled Trace Inductance Calculator

Tools

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

Electron Versus Conventional Flow

Worksheets - Telecom

In this electrical circuit, trace the direction of current through the…

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Power Sources

Textbook

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

Sensing AC Magnetic Fields

Textbook

PARTS AND MATERIALS Audio detector with headphones Electromagnet coil…

Binary Overflow

Textbook

One caveat with signed binary numbers is that of overflow, where the…

Logic Signal Voltage Levels

Textbook

Input Voltages for Logic Gates Logic gate circuits are designed to…

Introduction to Bipolar Junction Transistors (BJT)

Textbook

The invention of the bipolar transistor in 1948 ushered in a…

Bandpass Filter Calculator

Tools

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

General Troubleshooting Tips

Textbook

When first approaching a failed or otherwise misbehaving system, the…

Octal and Hexadecimal Numeration

Textbook

Because binary numeration requires so many bits to represent…

Wiring Color Codes

Textbook

Wiring for AC and DC power distribution branch circuits are color…

Shock Current Path

Textbook

As we’ve already learned, electricity requires a complete path…

Series Resistor-Capacitor Circuits

Textbook

In the last section, we learned what would happen in simple…

555 Monostable Multivibrator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Contributors (9)

Textbook

Contributors to this chapter are listed in chronological order of…

Calculating Power Factor

Textbook

As was mentioned before, the angle of this “power…

Universal Shift Registers: Parallel-in, Parallel-out

Textbook

The purpose of the parallel-in/ parallel-out shift register is to take…

Stripline Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline

555 Schmitt Trigger

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Decibels Equations

Textbook

  RELATED WORKSHEETS: Decibel Measurements Worksheet

Contributors (3)

Textbook

<p> Contributors to this chapter are listed in chronological…

Combination Tubes

Textbook

Similar in thought to the idea of the integrated circuit, tube…

Bipolar Junction Transistors in Active Mode

Worksheets - Telecom

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

Mixed-Frequency Signals

Worksheets - Telecom

What is a harmonic frequency? If an oscillator circuit outputs a…

Contributors (1)

Textbook

Contributors to this chapter are listed in chronological order of…

Solid-state Relays

Textbook

Limitations of Electromechanical Relays As versatile as…

Basic Oscilloscope Operation

Worksheets - Telecom

An oscilloscope is a very useful piece of electronic test equipment.…

Arithmetic with Scientific Notation

Textbook

The benefits of scientific notation do not end with ease of writing…

Time-Delay Electromechanical Relays

Worksheets - Telecom

What does the normal status of an electrical switch refer to?…