At 02:23 PM 2/14/2007, Eric Wachsmann wrote: >Mark, > >Make sure that you are using the largest _DSP_ Buffer size possible for the >sharpest filters. 4096 is the max. Also, you will get sharper filters at >lower sampling rates. 4096 @ 192kHz is about the same as 1024 @ 48kHz.
I would assume that, to a first order, the minimum filter width is (sample rate)/(buffer size) (or, another way, one bin in the FFT) Jim, W6RMK _______________________________________________ FlexRadio mailing list FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ FlexRadio Homepage: http://www.flex-radio.com/ FlexRadio Knowledge Base: http://kb.flex-radio.com/