Flutter - as defined by the NAB - is in a range that Capstan is intentionally band-limited out of since it's incapable of distinguishing flutter from vibrato.
Please pardon the mispellings and occassional insane word substitution I'm on an iPhone
> On Jul 13, 2017, at 02:35, Eero Aro <[log in to unmask]> wrote:
> Jamie Howarth wrote
>> Capstan doesn't work on flutter.
> Hm. Has worked for me.