GNU Radio standard ways to save raw or processed data streams from an SDR
Admin
In GNU Radio you’ve got a few standard ways to save raw or processed data streams from an SDR (like your RTL-SDR or RSPduo) directly from a flowgraph or a…
Software
GNU Tutorials
https://wiki.gnuradio.org/index.php/Tutorials
ChatGPT suggestions on how to fix deaf SDR Play with GNU Radio at 1420 MHz where 100 MHz in same setup seems fine
Short answer: at 1420 MHz you’re probably running out of front-end signal, not software. FM at ~100 MHz is insanely strong so it “looks fine,” but your L-band setup needs…
Why is there a central spike in frequency plots from many software defined radios?
From Ted Cline 9/9/2025: The spike at frequency zero is just a consequence of the fact that your signal does not have an average of zero. The value at “frequency…
Normalising data produced by Easy Radio Astronomy Software Suite (ezRA) from multiple telescope systems to allow them to be combined to generate combined plots and maps.
This is very much a work in progress, so there isn’t a definitive answer from this post……. Andy Hi Ted, I asked ChatGPT to have a go at this and…
Normalising data files from multiple systems in ezRA
Ted Cline – N0RQV:secret ezCon command option …………. -ezConAntXTVTLevelL 1.3 -3.2 (multiply all AntXTVT sample values and add) Use per file (or batch files) to normnalise
Marcus’s reply about Soapysdr and Sdrplay. Seems the gain settings are backwards in software.
https://groups.google.com/g/sara-list/c/o7xGe2hYkHc/m/VnaAH2u9AgAJ
Full Instructions for creating 4D images in ezRA & Rinearn3D 12/12/24@02:00
https://www.astronomy.me.uk/wp-content/uploads/2025/08/Full-Instructions-for-creating-4D-images-in-ezRA-Rinearn3D-121224@0200.pdf
Adding folders to the PATH in Windows 11
On Windows 11, you can add a folder to your PATH (so its programs/scripts can be run from any terminal) in a couple of ways. Here’s the step-by-step method using…