[Ground-station] GNU Radio Help Needed: OreSat Team (time sensitive!)

Glenn LeBrasseur glenn.lebrasseur at gmail.com
Wed Jan 3 21:25:26 PST 2024


Michelle,

This is the flowgraph in question:
https://github.com/uniclogs/uniclogs-sdr/blob/maint-3.10/flowgraphs/OreSat0.grc

We have a different repo organization for our ground station work.

I can also send our testing notes if you like.

Thanks so much,

73,
Glenn

On Wed, 3 Jan 2024 at 13:28, Michelle Thompson via Ground-Station
<ground-station at lists.openresearch.institute> wrote:

> Greetings all,
>
> Please read the message below from our friends at OreSat and speak up if
> you can work with them to diagnose the problem preventing a clean handoff
> on 11 January.
>
> OreSat's public repository is here: https://github.com/oresat
>
> OreSat's 0.5 website is here: https://www.oresat.org/satellites/oresat0-5
>
> There are quite a few repositories in GitHub. Glenn, would you please
> point out where the problematic flowgraphs are?
>
> -Michelle
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-
> Glenn LeBrasseur <gleb2 at pdx.edu>
> Tue, Jan 2, 3:16 PM (21 hours ago)
> to me, Andrew
>
> Hey Michelle,
>
> If you, or you have anyone who you know who is knowledgeable with GNU
> Radio and is willing to help us with an odd buffering problem, we would be
> totally appreciative.
>
> Our team here at OreSat is having a bit of an existential crisis regarding
> GNU Radio. We are using a HackRF One for transmit and a RTL-SDR for
> receive, to send our fairly simple GFSK traffic through our ground station,
> and we are having packet buffering problems. The flow graph communicating
> through UDP sockets is behaving strangely when sending the packets. At
> first things were fine when our packets were small, but now varying the
> packet size, ever so slightly, is causing things to go wrong.
>
> We are totally willing to share our flowgraphs and testing procedure, as
> you know we are totally open source, so they currently are online at our
> GitHub site. We will tell you everything we are doing!
>
> Anything you could help with would be great, particularly since we are
> doing integration testing right now of our OreSat 0.5 cubesat, for a
> handoff on 11-Jan-2024, and this has just cropped up.
>
> Please let me or Andrew know what's possible.
>
> Kind regards and 73,
>
> Glenn, KJ7SU
> gleb2 at pdx.edu
>
> Glenn N. LeBrasseur, P.E.
> glennl at pdx.edu
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-
>


-- 
Glenn Noel LeBrasseur
glenn.lebrasseur at gmail.com
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