Breakthrough Listen REU 2024 GNU Radio materials

This repository contains the materials used for the GNU Radio tutorials of the Breakthrough Listen Research Experience for Undergraduates 2024.

Outline

Session 1. introduction-slides. Introductory slides for the tutorials.
Session 1. rtlsdr. Example showing how to receive signals with the RTL-SDR in GNU Radio.
Session 1. audio. Example showing how to generate and display audio (soundcard) signals with GNU Radio.
Session 2. iq-sampling. Explanation about real sampling and IQ sampling in the context of how an SDR receiver such as the RTL-SDR works.
Sessions 2 & 3. fm-broadcast. FM broadcast receiver.
Session 3. spectral-analysis. Spectral analysis and generation of narrowband and wideband signals with a given CN0.
Session 4. turboseti. Generation of data for analysis with turboSETI. Filterbank files and Doppler drift.
Session 5. scripting. Using Parameters and calling a GNU Radio flowgraph from the command line and from Python code.
Session 5. python-blocks. Example of usage of a Python Block: narroband RFI cancellation in the spectrum.
Session 6. beamforming. Beamforming and interferometry.
Session 7 (field trip to the Allen Telescope Array). hydrogen-line. Hydrogen line observation.