[PD] speaker routing

[Py Fave]

i had no problem with a echo audiofire12 card in ubuntu

playing 12 tracks through jack

this card can be chained for 24 tracks (or more perhaps)

you need firewire



2012/5/17 András Murányi <muranyia at gmail.com>

>
>
> On Thu, May 17, 2012 at 2:58 PM, Rick Snow <ricksnow at gmail.com> wrote:
>
>> Hi Andr?s,
>>
>> By Independent audio I meant audio generated from a pd patch or other
>> computer application and diffused across the array of speakers, ie. not
>> having all the speakers limited to playing the same sound like a PA system
>> in a roller skating rink.
>>
>> In general I was asking more of a hardware question: madi cards etc.
>>
>> As for software I've just learned that pd is limited to 32 channel dacs.
>>  I guess networking several instances of pd will give you all the channels
>> you need.
>>
>> cheers,
>> Rick
>>
>
> OK, seems IOhannes already mentioned this in more comprehensive context:
> Wave Field Simulation. There are lots of papers out there, like this one
> from last year's AES conference:
> http://www.mattmontag.com/media/2011/10/AES-131-e-brief-Montag-Wave-Field-Synthesis-by-Multiple-Line-Arrays.pdf
>
> I also doubt that Pd would be the best tool for this... networked
> computers may have a latency that just messes up all the precise timing. I
> guess you will need something timecoded, and/or low latency hardware, the
> latter possibly being so called "processors" or "speaker drivers" which are
> DSPs specifically designed to drive speaker arrays.
>
> András
>
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