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Ron Senykoff rsenykoff at gmail.comSorry I had been looking online for a list of all the arguments, then smacked my forehead after hitting rtl_fm --help.... not sure if the same -args apply via gnuradio but I'll see what I can do. I think something I did has helped as the AGC pumping effect isn't happening to me any more. Thanks, -Ron On Thu, Nov 15, 2012 at 3:47 PM, Steve Markgraf <steve at steve-m.de> wrote: > Hi, > > On 15.11.2012 21:11, Ron Senykoff wrote: > > I have gnuradio running with the R820D DVB. Latest GQRX has the nice rf > > gain inside which REALLY helps. Has this been merged over to gr-osmosdr > > ? I recompiled probably just a few days, both from source. > > gqrx uses gr-osmosdr as source block, so it's identical. > > > I'm trying to figure out how to set gain from within gnuradio (is there > > a argument I can pass the device in the source block?). > > Yes, the 'Gain' argument. > > > Also using the OSMOSDR block I still see an LO like spike right in the > > middle. > > gqrx uses an internal DC offset correction algorithm, which you'd need > to implement in your flowgraph as well if you want to remove the > spike. > > Regards, > Steve > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/osmocom-sdr/attachments/20121117/4541eaf2/attachment.htm>