GNU Radio standard ways to save raw or processed data streams from an SDR
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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…
September 2025
GNU Tutorials
https://wiki.gnuradio.org/index.php/Tutorials
LNA vs LNB
They sound similar, but they serve different purposes in the signal chain: LNA (Low-Noise Amplifier) LNB (Low-Noise Block Downconverter) ✅ In short:
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…
Meteorology-Relevant Facility at Harwell Campus
Here’s your image of Harwell Campus to set the scene: Meteorology-Relevant Facility at Harwell Campus RAL Space (Science and Technology Facilities Council) stands out as the key facility at Harwell…
Phased Arrays vs Aperture Synthesis
Great question! Phased arrays and aperture synthesis are closely related in radio astronomy and antenna engineering, but they’re not identical. Here’s a clear breakdown: Phased Arrays Aperture Synthesis Relationship ✅…