Here is a link to a 8x 175w avb amplifier:
https://www.biamp.com/tesira-amp-8175r

Guillaume

> On 28 Jun 2017, at 22:06, Augustine Leudar <[email protected]> wrote:
> 
> Hi Richard -
> There is lots of things that pan all around the room but the soundscape is
> designed in pre production for this installation and then its just a
> multichannel file (or seperate mono ones). Other installations I do are
> interactive and so sounds are processed and panned in realtime around the
> space depending on the sensors used etc. Certainly the AVB thing might be
> good for some less inhospitable environments- I especially like the way
> power can be taken to the the speakers via the ethernet cable.....
> 
>> On 28 June 2017 at 21:16, Richard Foss <[email protected]> wrote:
>> 
>> Hi Augustine, this sounds like an interesting application. I was recently
>> at the Buddhist rhythm garden in Hong Kong and experienced a multi-speaker
>> system within the garden - it was very effective. The UTrack24 looks great,
>> and affordable. Do you control the internal DSP mixer to have sounds moving
>> across speakers or would this be pre-mixed into the channels you send? I
>> have been using mixer matrices within the N-DAC8s and SPK-4Ps to provide
>> immersive effects. The nice thing here is that you have a standard protocol
>> to enable this. To use the N-DAC8s for your application you would indeed
>> need to have 3 x N-DAC8s ($900) and a computer.
>> 
>> 
>> 
>>> On 2017-06-28 09:11 PM, Augustine Leudar wrote:
>>> 
>>> Hi Richard and Guillaume,
>>> Interesting stuff. Two things to note - the installation is in a tropical
>>> botanic garden so I am using a certain type of speaker that is pretty
>>> resilient (used in saunas etc) whci is passive (for obvious reasons) and
>>> connected by speaker cable . The AVB amps sound interesting - any links to
>>> the highest channel count ones ?  I am not quite sure what advantage 4 *
>>> N-DAC8
>>> ($1200) + computer ($ ???) would get me over one Utrack 24 or even a Joeco
>>> other than the fact its connects via ethernet rather than USB , bearing in
>>> mind that the speaker will be connected analogue via a a couple of
>>>  multichannel amplifiers.....
>>> 
>>> On 28 June 2017 at 19:55, Richard Foss <[email protected]> wrote:
>>> 
>>> Yes, I agree with Guillaume - AVB is a good option. miniDSP sell an 8
>>>> channel box AVB box, the N-DAC8, for $299.
>>>> 
>>>> With three of these you have 24 channels, and they all run off the same
>>>> network clock. You would also need a small (4/5 port) switch.
>>>> 
>>>> A more expensive, but also easily configurable option is their SPK-4P
>>>> Power over Ethernet option ($395). For 22 channels, you would then have
>>>> 22
>>>> speakers connected to a 24 port switch. Power, audio, and control then
>>>> all
>>>> travel over one cable, which makes for easy configuration. Again, all
>>>> speakers are synced to the same network master.
>>>> 
>>>> Richard.
>>>> 
>>>> 
>>>> 
>>>> On 2017-06-28 07:39 PM, Guillaume Le Nost wrote:
>>>> 
>>>> Aside from dante, AVB is another option for multichannel audio over
>>>>> ethernet.
>>>>> It is now available as standard (and for free) in any Mac running a
>>>>> recent os, and several options for avb enabled amplifiers are available:
>>>>> biamp, crown, l-acoustics to list a few.
>>>>> If converters are required, the Motu AVB series can help, and is
>>>>> relatively inexpensive.
>>>>> 
>>>>> Guillaume
>>>>> 
>>>>> On 28 Jun 2017, at 18:00, Jörn Nettingsmeier <
>>>>> 
>>>>>> [email protected]> wrote:
>>>>>> 
>>>>>>> On 06/27/2017 07:52 PM, Augustine Leudar wrote:
>>>>>>> 
>>>>>>> see my post before last for what went wrong. How much are the Joecos ?
>>>>>>> 
>>>>>>> https://www.thomann.de/gb/joeco_bbr64_dante_blackbox_recorder.htm
>>>>>> 
>>>>>> However, if you go the Dante route, you might as well use an old
>>>>>> Minimac
>>>>>> with a virtual soundcard (if 32 ch out is enough) and an appropriate
>>>>>> Dante
>>>>>> converter. Should be cheaper, if you have the Mac lying around, and no
>>>>>> less
>>>>>> robust if the hardware is otherwise ok.
>>>>>> 
>>>>>> 
>>>>>> --
>>>>>> Jörn Nettingsmeier
>>>>>> De Rijpgracht 8, 1055VR Amsterdam, Nederland
>>>>>> Tel. +49 177 7937487
>>>>>> 
>>>>>> Meister für Veranstaltungstechnik (Bühne/Studio), Tonmeister VDT
>>>>>> http://stackingdwarves.net
>>>>>> _______________________________________________
>>>>>> Sursound mailing list
>>>>>> [email protected]
>>>>>> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe
>>>>>> here,
>>>>>> edit account or options, view archives and so on.
>>>>>> 
>>>>>> _______________________________________________
>>>>> Sursound mailing list
>>>>> [email protected]
>>>>> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here,
>>>>> edit account or options, view archives and so on.
>>>>> 
>>>>> --
>>>> Professor Richard Foss
>>>> Computer Science Department
>>>> Rhodes University
>>>> Grahamstown 6140
>>>> South Africa
>>>> 
>>>> Tel: +27 46 6038294
>>>> Cell: +27 83 288 9354
>>>> email: [email protected]
>>>> 
>>>> 
>>>> _______________________________________________
>>>> Sursound mailing list
>>>> [email protected]
>>>> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here,
>>>> edit account or options, view archives and so on.
>>>> 
>>>> 
>>> 
>>> 
>> --
>> Professor Richard Foss
>> Computer Science Department
>> Rhodes University
>> Grahamstown 6140
>> South Africa
>> 
>> Tel: +27 46 6038294
>> Cell: +27 83 288 9354
>> email: [email protected]
>> 
>> _______________________________________________
>> Sursound mailing list
>> [email protected]
>> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here,
>> edit account or options, view archives and so on.
>> 
> 
> 
> 
> -- 
> Augustine Leudar
> Artistic Director Magik Door LTD
> Company Number : NI635217
> Registered 63 Ballycoan rd,
> Belfast BT88LL
> -------------- next part --------------
> An HTML attachment was scrubbed...
> URL: 
> <https://mail.music.vt.edu/mailman/private/sursound/attachments/20170628/b5df6b66/attachment.html>
> _______________________________________________
> Sursound mailing list
> [email protected]
> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit 
> account or options, view archives and so on.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: 
<https://mail.music.vt.edu/mailman/private/sursound/attachments/20170628/cf7945ee/attachment.html>
_______________________________________________
Sursound mailing list
[email protected]
https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit 
account or options, view archives and so on.

Reply via email to