Re: [Discuss-gnuradio] Downsampling in GNURadio

2014-10-06 Thread Marcus Müller
Hi Khalid, if you happen to do the same filter for a larger set of subbands, look into the polyphase filters: http://www.trondeau.com/examples/2014/1/23/pfb-channelizers-and-synthesizers.html The question which method is the computationally best cannot be answered universally; in essence: go ahea

[Discuss-gnuradio] Downsampling in GNURadio

2014-10-06 Thread khalid.el-darymli
Hi, I would like to downsample a signal from *390,625* Hz to *125 *Hz. *What is the best way to do this in GNURadio? * Please find below some issues I am having with this. First, I used the Low Pass Filter block, in GNURadio, I set my Decimation to 3125, my Cutoff Freq to 125/2. But I am not su