On the release 4 image, you can't do that. But you can set the clock to 16 MHz and use a decimation of 1000. Or you can use a clock rate of 16384e3 and a decimation of 1024, for a better decimation filter response.
Cheers, Martin On 04/06/2016 06:11 PM, Gabriel Pechiarovich wrote: > Hi, thanks for your answeri wasn't able to answer earlier. > > I was aiming to a 8MHz clock rate in order to use the DDC and get a > 16000 sample rate. > So i think i was misunderstood. > > Thank you very much > Gabriel > > > 2016-03-31 13:25 GMT-05:00 Martin Braun <martin.br...@ettus.com > <mailto:martin.br...@ettus.com>>: > > On the release 4 image, you can't set the clock speed under 10 MHz. > However, you can use a DDC (which is built in and automatically used). > Simply set the clock rate to 32 MHz (or 16 MHz if this is MIMO) and the > sample rate to 8 MHz. > > Cheers, > Martin > > On 03/30/2016 05:02 PM, Gabriel Pechiarovich wrote: > > Hi all, > > I've developed a flowgraph wich includes a qpsk modulator and and > audio > > encoder, I used to run it in the E310 using the first release > > (http://files.ettus.com/e3xx_images/e3xx-release-001/) and now > trying to > > use the release 4. > > > > The problem is: > > in the UHD sink and source the clock rate was set to 8e6 Hz, and it > > worked fine, in the release 1, but in the relese 4 the Clock rate wont > > go lower than 10e6 Hz, so i cant archive the same results. > > > > Any idea how to force the use of 8MHz as the clock rate using the > release4 > > > > Thank you very much > > Gabriel Pechiarovich Salas > > > > > > > > _______________________________________________ > > Discuss-gnuradio mailing list > > Discuss-gnuradio@gnu.org <mailto:Discuss-gnuradio@gnu.org> > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org <mailto:Discuss-gnuradio@gnu.org> > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > > -- > Gabriel Pechiarovich Salas > Red Dragon Games > Designers and game developers _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio