Thanks, Cora and Julius for your examples. Extremely helpful - I've got things up and running now.
On Sun, Aug 16, 2020 at 4:52 PM Cora Johnson-Roberson < cora.johnson.rober...@gmail.com> wrote: > Hi Alex, > > To use `fi.filterbank`, you'd specify the band splits so that your > frequencies fall into the center of each band, then multiply the outputs by > the desired gains and sum them together. However, you may find it > preferable to work with peaking equalizers centered at those frequencies, > which can be connected in series (see > https://faust.grame.fr/doc/libraries/#fi.peak_eq). For example, the > following will boost each of the frequencies by 6 dB with a Q factor of 20: > > ``` > import("stdfaust.lib"); > > signal = os.sawtooth(100) * 0.25; > > emph(fx) = fi.peak_eq_cq(6.0, fx, 20); > > process = signal : emph(300) : emph(700) : emph(4000) <: _, _; > ``` > > All best, > Cora > > On Sat, Aug 15, 2020 at 8:12 PM Julius Smith <julius.sm...@gmail.com> > wrote: > >> Hi Alex, >> >> What is confusing about >> https://faust.grame.fr/doc/libraries/index.html#fi.filterbank >> ? >> >> Thanks, >> Julius >> >> On Sat, Aug 15, 2020 at 3:45 AM Alex Lucas <alexmluca...@gmail.com> >> wrote: >> >>> Hi all, >>> >>> I'm struggling to understand how to correctly use fi.filterbank. >>> >>> My signal is a sawtooth wave. I'd like to accentuate 3 frequencies, 300 >>> Hz, 700 Hz and 4 kHz. How would I achieve this with fi.filterbank? >>> >>> I would really appreciate any suggestions or examples. >>> >>> Thanks in advance, >>> Alex >>> >>> >>> _______________________________________________ >>> >>> Faudiostream-users mailing list >>> >>> Faudiostream-users@lists.sourceforge.net >>> >>> https://lists.sourceforge.net/lists/listinfo/faudiostream-users >>> >>> -- >> "Anybody who knows all about nothing knows everything" -- Leonard Susskind >> _______________________________________________ >> Faudiostream-users mailing list >> Faudiostream-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/faudiostream-users >> >
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