[amsat-bb] Theseus Cores PFB Channelizer - update!

Kenneth P Alexander ve3hls at gmail.com
Wed Aug 7 05:23:35 UTC 2019


Those channel 0 timeouts have been vexing me for ages! 😜

Ken,
So Phisai, Thailand
Blog:  bueng-ken.com

On Wed, Aug 7, 2019, 11:31 Greg D via AMSAT-BB <amsat-bb at amsat.org> wrote:

> Great work, Michelle!
>
> But tell me, is a "Theseus Cores RFNoC polyphase filter bank
> channelizer" anything like an "Illudium Q-36 Explosive Space Modulator"?
>
> What does this thing do, for those who don't speak Martian?
>
> Greg  KO6TH
>
>
>
> Michelle Thompson via AMSAT-BB wrote:
> > Good news. The Theseus Cores RFNoC polyphase filter bank channelizer is
> > working.
> >
> > The channel 0 timeouts, which were a vexing problem, seem to be gone
> thanks
> > to hard work from EJ Kreinar and Phillip Vallance.
> >
> > This particular part is vital for FDMA to TDM type payloads and
> groundsats.
> > Having a fast, efficient, open source implementation that works in GNU
> > Radio is a big step forward.
> >
> > We are taking the entire setup with us to DEFCON. We are using a linux
> > computer and a USRP. Experiments so far have been on the VHF ham bands
> and
> > FM broadcast. Next step, move it up to microwave and demonstrate Phase 4
> > Ground channelization.
> >
> > If you're at DEFCON, come by and see us in ham radio village! There's a
> > license exam session, demonstrations, presentations, and lots of
> > socializing.
> >
> > More soon!
> > -Michelle W5NYV
> > _______________________________________________
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>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. Opinions
> expressed
> are solely those of the author, and do not reflect the official views of
> AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite program!
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