Whoops, sorry.  It is late, the proof of concept .alsarc is here

On Thu, Oct 13, 2016 at 1:24 AM, Dylan Taft <dylanet...@gmail.com> wrote:
> I need to use a LADSPA per channel to correct an issue with audio
> output on an 2011 iMAC 27.  By default, audio is very overdriven and
> sounds very poor.  The iMac has 4 speakers.  I think I figured out
> what is going on - there is no hardware bandpass filtering, so bass
> tones and mid tones sent to the high register speakers are overdriving
> it and probably damaging it.  OSX must do upmixing and low + highpass
> filtering in software.
> I have a proof of concept Alsa config file
> http://askubuntu.com/questions/43950/how-can-i-apply-a-ladspa-plugin-to-a-pulseaudio-stream
> How would I either get a PulseAudio sink set up to point at my custom
> ALSA PCM, or, how would I apply a LADSPA plugin, with different
> parameters for each channel, to a PulseAudio sink?
> Sorry, I am stuck, appreciate any help.  Thanks.
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