ezRA & RPi

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bsn...@gmail.com

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Jul 20, 2026, 3:23:47 PM (7 days ago) Jul 20
to Society of Amateur Radio Astronomers
Greetings,

I pass along this info for those who might be interested in installing Ted Cline’s ezRA on a Raspberry Pi 4  or 5 with 8 MB of memory. I used the 4 because it wasn’t being used for anything.

(1) Installed Debian “Trixie 13.6” because I prefer it to Ubuntu.
(2) Installed Python 3.13.5
(3) Installed GNURadio using sudo apt-get gnuradio , then ran volk-profile.
(4) Installed GQRX: sudo apt update && sudo apt install gqrx-sdr  ….Use GQRX just to monitor AirSpy or rlt-sdr or NESDR SMART.
(5) I used the Linux installation instructions dated Nov. 10, 2022 and Ted Cline’s update of July 16, 2024 available from //github.com/tedcline/ezRA/issues/3#event-19191882515
BEWARE---new method below!
(6) sudo apt install python3-seaborn...sudo apt install python3-astropy...sudo apt install python3-scipy
(7) As Ted points out there is NO python3-pyrtlsdr anymore BUT using “pip3 install pyrtlsdr –break-system-packages” works and installed the needed file. I either ignored WARNING or answered them.
(8) Then onto installing the needed files to get ezCol working. It went well UNTIL I mistook an “L” for a “1” in the blacklist.conf file!
(9) Attached is a screen capture of the ezCol output graph.

To paraphrase I. Newton, I was able to accomplish the above by “standing on the shoulders of giants”.
Thank you Ted and all the others….bill….
Figure_1.png
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