On 23/07/2014 14:01, Daniele Nicolodi wrote: > Hello, > > GNURadio offers three different interfaces to design filters from Python > code: gnuradio.filter.firdes.xxx, gnuradio.filter.firdes.xxx_2, and > gnuradio.filter.optfir.xxx. > > The three interfaces use different parameters to specify the filter > properties, but the only obvious difference is that the optfir is coded > in python and thus not available to be used elsewhere. > > Which one is recommended to use? Can anyone suggest a reference that > explains how the filter taps are computed? > > In my data analysis code I usually use Butterworth filters. If there is > any analogy, how do those map to the filters designed with the above tools?
Partially answering my own questions: http://gnuradio.squarespace.com/examples/2010/9/12/basic-filtering.html Cheers, Daniele _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
