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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…

A 50-Ohm Cable?

Textbook

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

Radar Maximum Range Calculator

Tools

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

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

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.

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.

Digital Communication

Worksheets - Telecom

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…

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

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

EIRP Calculator

Tools

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

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Series and Parallel Component Equivalent Values

Textbook

Series and Parallel Resistances     Series and Parallel…

Network Protocols

Textbook

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

The Exclusive-OR Function: The XOR Gate

Textbook

What Is an XOR Gate? One element conspicuously missing from the set of…

Factorials

Textbook

Definition of a Factorial Denoted by the symbol “!” after…

Introduction to Discrete Semiconductor Circuits

Textbook

A semiconductor device is one made of silicon or any number of other…

General Troubleshooting Tips

Textbook

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

What Are Zener Diodes?

Textbook

What Is a Zener Diode? A Zener diode is a special type of rectifying…

Musical Keyboard as a Signal Generator

Textbook

PARTS AND MATERIALS Electronic “keyboard” (musical)…

Ammeter Design

Worksheets - Telecom

What would happen to this meter movement, if connected directly to a…

Asymmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an asymmetric stripline

Multiple-input Gates

Textbook

The Use of Logic Gate Inverters and buffers exhaust the possibilities…

AC Waveforms

Worksheets - Telecom

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

The Common-gate Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Peak Detector

Textbook

A peak detector is a series connection of a diode and a…

Edge-triggered Latches: Flip-Flops

Textbook

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

Oscillator Circuits

Textbook

Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…

EIRP Calculator

Tools

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

Positive Feedback OpAmp Circuits

Worksheets - Telecom

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

Basic Circuit Troubleshooting

Worksheets - Telecom

Determine if the light bulb will de-energize for each of the following…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

Overcurrent Protection

Worksheets - Telecom

What hazards might be posed by a circuit with excessive current going…

Kelvin (4-wire) Resistance Measurement

Textbook

Suppose we wished to measure the resistance of some component located…

Basic Electromagnetic Relays

Worksheets - Telecom

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

Mesh Current Method and Analysis

Textbook

The Mesh-Current Method, also known as the Loop Current Method, is…

Microstrip Patch Antenna Calculator

Tools

This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.

Copper Wire Ampacity Table

Textbook

Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…

Inductor Commutating Circuits

Textbook

A popular use of diodes is for the mitigation of inductive…

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…

General Troubleshooting Tips

Textbook

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

Decoder

Textbook

A decoder is a circuit that changes a code into a set of signals. It…

Wire-by-Number project kit introduction

Worksheets - Telecom

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

A Very Simple Computer

Textbook

PARTS AND MATERIALS Three batteries, each one with a different…

Band-stop Filters

Textbook

How to Create a Band-stop Filter? Also called band-elimination,…

Voltage Comparator

Textbook

Parts and Materials Operational amplifier, model 1458 or 353…

Measurements of AC Magnitude

Textbook

So far we know that AC voltage alternates in polarity and AC current…

Autotransformers

Worksheets - Telecom

How much voltage is there between the following pairs of points in…

Vol II. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Meter Check of a Transistor (JFET)

Textbook

Testing a JFET with a multimeter might seem to be a relatively easy…