On Dec 11, 2007 2:52 PM, Chuckk Hubbard wrote: > fhighpass pvsinit isize, iolap, iwinsize, iwintype > fbandpass pvsinit isize, iolap, iwinsize, iwintype > fhighpass.amp bin= (fin.freq > 3000 ? fin.amp : 0) > fbandpass.amp bin= (fhighpass.freq < 10000 ? fhighpass.amp : 0) Would something like this be realistic? The same way one can create audio filters using delays and mathematical expressions, one could control pvs bin values. Or would this require major changes to fsig formats? -Chuckk -- http://www.badmuthahubbard.com