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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…

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.

Link Budget Calculator

Tools

This tool is designed to calculate the power at the receiver using link budget analysis.

Design Project: Telegraph System

Worksheets - Telecom

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

Friis Transmission Calculator

Tools

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

Digital Communication

Worksheets - Telecom

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

Radar Maximum Range Calculator

Tools

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

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…

Passive Filter Circuits

Worksheets - Telecom

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

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…

AC Waveforms

Worksheets - Telecom

Radio waves are comprised of oscillating electric and magnetic fields,…

Branch Current Method

Textbook

The first and most straightforward network analysis technique is…

Amplifier Impedances

Textbook

Input impedance varies considerably with the circuit configuration…

Rectifier Circuits

Textbook

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

Series Resistor-Inductor Circuits

Textbook

In the previous section, we explored what would happen in simple…

Contributors (5)

Textbook

Contributors to this chapter are listed in chronological order of…

Memory with moving parts: “Drives”

Textbook

The earliest forms of digital data storage involving moving parts was…

Design Project: Audio Tone Control

Worksheets - Telecom

Suppose you were installing a high-power stereo system in your car,…

Practical Considerations - Batteries

Textbook

When connecting batteries together to form larger “banks”…

Definite Integrals and the Fundamental Theorem of Calculus

Textbook

Simple Series Circuits

Textbook

On this page, we’ll outline the three principles you should…

Basic Logic Gate Troubleshooting

Worksheets - Telecom

Counting practice: count from zero to thirty-one in binary, octal, and…

R, L and C Summary

Textbook

With the notable exception of calculations for power (P), all AC…

The Antiderivative (Indefinite Integral)

Textbook

Notice something important here: taking the derivative of f(x) may…

Mutual Inductors

Textbook

Input and Output Coupling

Textbook

To overcome the challenge of creating necessary DC bias voltage for an…

Sources of Electricity

Worksheets - Telecom

What is the difference between DC and AC electricity? Identify some…

Conductor Size

Textbook

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

Broadside Coupled Trace Inductance Calculator

Tools

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

Decimal versus Binary Numeration

Textbook

Let’s count from zero to twenty using four different kinds of…

Selsyn (Synchro) Motors

Textbook

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

Operational Amplifier Models

Textbook

While mention of operational amplifiers typically provokes visions of…

Radicals

Textbook

Definition of a radical When people talk of a “square root,”…

Other Diode Technologies

Textbook

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

Norton’s Theorem

Textbook

What is Norton’s Theorem? Norton’s Theorem states that it…

Table (landscape view)

Textbook

See Figure below. Periodic table of chemical elements.

Circuit Components

Textbook

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

Light-Pulse Switch

Worksheets - Telecom

It is fairly important to use large value resistors (10 MΩ works…

Review of R, X, and Z

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Specific Resistance of Conductors

Worksheets - Telecom

Given two lengths of metal wire, which one will have the least…

Edge Coupled Stripline Impedance Calculator

Tools

A calculator for computing the impedance of an edge coupled stripline.

Computational Circuits

Textbook

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

Edge-triggered Latches: Flip-Flops

Textbook

So far, we’ve studied both S-R and D latch circuits with enable…

Square Wave Signals

Textbook

It has been found that any repeating, non-sinusoidal waveform can be…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Wire-by-Number project kit introduction

Worksheets - Telecom

Wire-by-Number project: simple voltage divider Description: Build a…

Relay Construction

Textbook

An electric current through a conductor will produce a magnetic field…

Sum-of-Products and Product-of-Sums Expressions

Worksheets - Telecom

Identify each of these logic gates by name, and complete their…

AC Motor Theory

Worksheets - Telecom

Electromechanical watt-hour meters use an aluminum disk that is spun…

Switch Contact Design

Textbook

A switch can be constructed with any mechanism bringing two conductors…