where do i sign up. have you started a kickstarter page? umashankar
i have published my poems. read (or buy) at http://stores.lulu.com/umashankar > Date: Thu, 5 Jul 2012 14:57:07 +0100 > From: dave.mal...@york.ac.uk > To: sursound@music.vt.edu > Subject: Re: [Sursound] preferred (small) linux distro for audio? > > It will be balanced - not looking at anything else, especially as all dacs of > any quality have > balanced outs. My initial thoughts for a a Kickstarter reward structure is to > do the usual special > for early adopters which would, in this case, be what amounts to a cape (I'm > wary of doing an actual > cape as that might mean too much noise coupling from the CPU board into the > analogue side of things) > with people people who invest more getting the Beaglebone as well. Only in > the second tranche would > the dedicated CPU come out though whether on the same board or as a second > board, I'm not sure yet, > for the same reason as given above on noise coupling. > > Current thoughts have connectors for the audio on 25 pin D types (a la Tascam > etc.) so that they can > either go direct to an off-the-shelf loom which plugs into your > amps/speakers. Alternatively the > board(s) could go into a rack unit with connections from the D types to xlr's > on the back (or front) > of the unit - this might include dedicated balanced line drivers to extend > the usable range. > > Dave > > > On 05/07/2012 14:41, Hugh Pyle wrote: > > +1. If you design a BeagleBone cape with 16 channels out (balanced or > > not, I don't really mind), or a dedicated system that includes the > > CPU, I'll want several :-) > > > > On Thu, Jul 5, 2012 at 8:16 AM, GP <ga...@activatedspace.com> wrote: > >> Put me on your pre-order list already Dave! :-). > >> > >> Cheers Garth > >> Sent on the Move > >> > >> On 05/07/2012, at 19:48, Dave Malham <dave.mal...@york.ac.uk> wrote: > >> > >>> Wow! Fantastic response .. lots to think about. Will let you know how I > >>> get on. Part of the problem is hardware as I was unable (at the time I > >>> got this board) to find a case with a HD Audio front panel so it > >>> currently thinks it's running in AC97 mode, but I'm going to knock > >>> something up to get round this. In the mean time I'm going to play with > >>> the suggestions people have made (Puppy is currently booting). > >>> > >>> I'm also interested in the paper that Fernando gave us a link to. > >>> Although I don't want to use the Mamba hardware, I _am_ interested in the > >>> possibilities for a dedicated multichannel player for installation work > >>> (another retirement project!) What I'm looking at at present is a > >>> multichannel dac linked directly (not via USB or owt like that) to an Arm > >>> processor that'll just play a multichannel file off of a USB stick or SD > >>> card. For prototyping I'll be using a BeagleBone (as I definitely don't > >>> want the extra bells and whistles of the BeagleBoard itself) - I'd prefer > >>> to use the RPi but the chip used (at least, according to the manual) > >>> appears to have a crippled McASP port that can only handle stereo, > >>> whereas the ARM on the BeagleBone has a good enough implementation of > >>> McASP that it can do 16 channels at 48k for definite (EAOE) and probably > >>> up to 96k without too much trouble. If initial tests prove the concept, > >>> I'll look KickStarter funding. The idea is to have an absolutely rock > >>> solid box that just plays stuff without any of the hassles of systems > >>> relying on computers (ha! That'll be the day)) The most it would have is > >>> an on/off switch and play controls - but it would output up to 16 > >>> channels, balanced, 24 bits. > >>> > >>> Dave > >>> > >>> > >>> On 05/07/2012 07:50, Fernando Lopez-Lezcano wrote: > >>>> On 07/04/2012 06:40 PM, Marc Lavallée wrote: > >>>>> Fernando Lopez-Lezcano<na...@ccrma.stanford.edu> a écrit : > >>>>> > >>>>> Single board computers are interesting platforms to create dedicated > >>>>> ambisonic players. > >>>> Indeed! > >>>> > >>>>> Let us know how the beagle board perform with a port of Planet CCRMA. > >>>>> ;-) > >>>> I will, I just have to find the time to test. I'm curious whether a > >>>> small box like that can drive 1/2 of the Mamba box I was driving from a > >>>> regular desktop. 32 channel playback through an ethernet port[*]... > >>>> > >>>> -- Fernando > >>>> > >>>> [*] https://ccrma.stanford.edu/~nando/publications/jack_mamba_lac2012.pdf > >>>> _______________________________________________ > >>>> Sursound mailing list > >>>> Sursound@music.vt.edu > >>>> https://mail.music.vt.edu/mailman/listinfo/sursound > >>> -- > >>> These are my own views and may or may not be shared by my employer > >>> /*********************************************************************/ > >>> /* Dave Malham http://music.york.ac.uk/staff/research/dave-malham/ */ > >>> /* Music Research Centre */ > >>> /* Department of Music "http://music.york.ac.uk/"; */ > >>> /* The University of York Phone 01904 322448 */ > >>> /* Heslington Fax 01904 322450 */ > >>> /* York YO10 5DD */ > >>> /* UK 'Ambisonics - Component Imaging for Audio' */ > >>> /* "http://www.york.ac.uk/inst/mustech/3d_audio/"; */ > >>> /*********************************************************************/ > >>> > >>> > >>> > >>> _______________________________________________ > >>> Sursound mailing list > >>> Sursound@music.vt.edu > >>> https://mail.music.vt.edu/mailman/listinfo/sursound > >> _______________________________________________ > >> Sursound mailing list > >> Sursound@music.vt.edu > >> https://mail.music.vt.edu/mailman/listinfo/sursound > > _______________________________________________ > > Sursound mailing list > > Sursound@music.vt.edu > > https://mail.music.vt.edu/mailman/listinfo/sursound > > -- > These are my own views and may or may not be shared by my employer > /*********************************************************************/ > /* Dave Malham http://music.york.ac.uk/staff/research/dave-malham/ */ > /* Music Research Centre */ > /* Department of Music "http://music.york.ac.uk/"; */ > /* The University of York Phone 01904 322448 */ > /* Heslington Fax 01904 322450 */ > /* York YO10 5DD */ > /* UK 'Ambisonics - Component Imaging for Audio' */ > /* "http://www.york.ac.uk/inst/mustech/3d_audio/"; */ > /*********************************************************************/ > > > > > _______________________________________________ > Sursound mailing list > Sursound@music.vt.edu > https://mail.music.vt.edu/mailman/listinfo/sursound -------------- next part -------------- An HTML attachment was scrubbed... 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