[LAU] Feedback Cancellation Plugin

[Johannes Kroll]

On Sat, 22 Oct 2016 21:27:35 +0200
Emanuele Rusconi <emarsk at gmail.com> wrote:

> I have a cheap Behringer noise suppressor (an old model now out of
> production). Its adaptive notch filters can be "freezed" once they are set
> for the particular application, so they don't move around during the
> performance. It saved my day several times with an amped acoustic guitar
> that simply wouldn't behave nicely. Yes, of course it changes the sound,
> but the extra headroom can be HUGE: not just a couple of dBs, but the
> difference between having to keep the guitar almost completely unamplified
> and hearing it clearly in the mix.
> I can't see why something similar wouldn't be attainable with a plugin.

That sounds like what I'm looking for. How do these units work? It
can't be all that complex if it's implemented all in (old, cheap)
hardware.