Blog - Tutorial

Blog Development, Tutorial

Reverse-Engineering Outernet

November 4, 2016 by Daniel Estévez

Using GNU Radio, I reverse engineered the Outernet satellite signal and built a fully working decoder. Here’s how I went from blind signal analysis to a working receiver….

Blog Tutorial

Using the GNU Radio Live SDR Environment

May 28, 2016 by Johnathan Corgan

The GNU Radio Project provides a live environment image with many uses. This blog post describes its features, how to get it, and how to use it….

Converting bandpasses to GRC flow graphs
Blog Tutorial

Elemental Building Blocks: Filtering time-series data

May 24, 2016 by Marcus Müller

GNU Radio lends itself to easy, and surprisingly well-performing, signal processing operations for all kinds of time-series data. This post discusses how one can use GNU Radio and the GNU Radio companion to sol…

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Blog Tutorial

Building a Burst FSK Modem in GNU Radio with Message Lambda Blocks and Eventstream

May 31, 2015 by Tim O'Shea

Lots of cheap electronics tend to use burst FSK modems for wireless communications. This article proposes a slightly different approach to building such a burst FSK waveform to inter-operate with many wireless …

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Blog Features, Tutorial

QTGUI Tools and Tips

April 12, 2015 by Tom Rondeau

It’s been made apparent to me that not everyone knows about all of the capabilities in the QTGUI plotting tools we have in GNU Radio. We’ve also recently added a number of features that I think people will find…