It works kind of like an fftshift. The center channel is 0, the lowest channel is nchannels/2 + 1 or so... I think your mapping could have 4 on the end to get the whole sequence.
On Fri, Jun 2, 2017 at 11:25 AM, John Ackermann N8UR <j...@febo.com> wrote: > Is there a basic rule for how to assign channel numbers to the PFB > channelizer output? I seem to be too dense to figure it out from the > docs. I just want to pull the channels out in order of their RF frequency, > low to high. > > I currently have a 7 channel channelizer which seems to work properly > after I farted around to get this map: [5,6,7,0,1,2,3] using a "Channels" > value of 8 (note that channel 4 is thrown away). > > Now I want to extend the number of channels, and the number may be even or > odd. From Tom Rondeu's tutorial, I get the sense that the mapping changes > based on even or odd channel count. > > Is there a basic rule to develop the map for the case of RFch0 = ch0, > RFch1 = ch1, etc.? > > Thanks, > John > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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