Tom I have no concept of who might still be using gr-radio-astronomy. It hasn't been updated in years
If nobody is using it then it can be removed -- Principal Investigator Shirleys Bay Radio Astronomy Consortium http://www.sbrac.org On Oct 16, 2011, at 8:30 PM, Tom Rondeau <[email protected]> wrote: > On Sun, Oct 16, 2011 at 5:52 PM, Marcus D. Leech <[email protected]> wrote: > I've added two of my projects to CGRAN: simple_ra and gr_iqtx > > simple_ra is intended as an ultimate replacement for gr-radio-astronomy--it's > based on GRC. > > https://www.cgran.org/wiki/simple_ra > > > Great, Marcus, thanks! > > If this replaces gr-radio-astronomy, should we take that out of the tree? We > were going to have to update it for UHD use fore 3.5, anyways. > > Tom > > > > > gr_iqtx is conceptually similar to the UHD 'tx_samples_from_file' example, > but with graphical bits, and it also does things on the receive > path, to act as a kind of engineering monitor. I developed this as a > "quicky" for someone in Denmark who's running a DAB+ broadcasting > service, and was having some problems. It grew to the point where it was a > real project, so I put it up on CGRAN. Among other things, > the RX-side baseband is copied to an external FIFO, and there's a C program, > "cadence" that is used to measure the timing cadence of > the DAB/DAB+ "frames". The stats computed by "cadence" are fed-back into > the flow-graph and displayed in an "analysis" pane. It also > includes a coarse "premphasis" equalizer to compensate for the band-shape > produced by the interpolator on the USRP hardware--it can > be turned on or off. It also includes the ability to inject a pair of > narrowband tones, offset from either band edge, to aid in transmitter > diagnosis. The idea behind the structure is that one might "plug in" > different types of analysis tools (even another Gnu Radio flow-graph) > to provide signal-quality statistics for whatever modulation/packetizing/etc > scheme is in use. Very much geared towards the broadcast > industry, but who knows how it might evolve? > > https://www.cgran.org/wiki/gr_iqtx > > Cheers > > -- > Marcus Leech > Principal Investigator > Shirleys Bay Radio Astronomy Consortium > http://www.sbrac.org > > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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