GNU Radio is a Free & Open-Source Toolkit for Software Radio

GET STARTED

Learn About GNU Radio

Free Software

GNU Radio is Free Software. That means it’s free as in price, and you are free to use & modify it as you wish.

LEARN MORE

Latest Blog

Blog Development, Features

Behind the Veil: A Peek at GNU Radio’s Buffer Architecture

GNU Radio employs a buffer architecture that unites the advantages of the classical ring buffer with the technical feasibility of memory mapped buffering on modern operating system. The different kinds of approaches are introduced, illustrated, and an example shows why workload sizes in GNU Radio are non-deterministic.
Blog Development, Tutorial

Reverse-Engineering Outernet

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.
external
Blog Development, Features

Bit Error Rate Testing

Upcoming Community Events

DARPA 2017 SDR Hackfest

The United States Defense Advanced Research Projects Agency, DARPA, is pleased to host its first SDR Hackfest!…

READ MORE

IEEE DySPAN 2017

GNU Radio will have a presence in the DySPAN program….

READ MORE