yeah - we I still got some nice results - my main interest is composition - but budgets the thing .... I think we will build a new system soon - people have been recomending car speakers to me....
On 12/09/2012, jim moses <[email protected]> wrote: > i've heard similar results, especially when close to the array, from some > inexpensive speakers we used for experiments. to do better, look for > speakers with wide and smoothly dispersed HF response and avoid horn driven > PA sort of speakers. Of course, easier said than done when you need 16 or > more speakers - but if that's the problem, you can at least account for it > and continue working. > > jim > > On Wed, Sep 12, 2012 at 9:45 AM, Augustine Leudar > <[email protected] >> wrote: > >> hmm that might be it - they are not the best speakers in the world ! >> the effect is not noticable if you stand more than a metre or two away >> from the array - thats why I thought it might be to do with >> precedence... >> >> On 12/09/2012, jim moses <[email protected]> wrote: >> > the effect described could be an artifact of the speakers being used. >> > if >> > the speakers have have a high frequency bump at 0 degrees on axis, as >> many >> > do, you can get the sensation described where each speaker sort of pops >> out >> > of the array as you move in front of it. >> > >> > jim >> > >> > On Wed, Sep 12, 2012 at 9:07 AM, Fons Adriaensen >> > <[email protected]>wrote: >> > >> >> On Wed, Sep 12, 2012 at 01:17:23PM +0100, Augustine Leudar wrote: >> >> >> >> > This is a question for those with knowledge of WFS. One of the >> >> > properties of plane waves propagated with a single line array on a >> >> > Wavefield synthesis system is that as you walk down the array the >> >> > sound "follows" you appearing to emanate from the nearest >> >> > loudspeaker >> >> > . I was wondering if this was due to the precedence effect alone or >> >> > if >> >> > something else was going on as well ? >> >> >> >> It will be the nearest speaker only if the direction of the source >> >> is orthogonal to the line array. >> >> >> >> What goes on is that the waves produced by the secondary sources >> >> (speakers) combine into a wave as would be produced by a real >> >> source in a particular direction and at a large distance. At >> >> least within the bandwidth which does not produce spatial aliasing, >> >> your ears/brain have no information at all to identify the speakers >> >> as separate sources, so there is no precedence effect involved. >> >> >> >> >> >> Ciao, >> >> >> >> -- >> >> FA >> >> >> >> A world of exhaustive, reliable metadata would be an utopia. >> >> It's also a pipe-dream, founded on self-delusion, nerd hubris >> >> and hysterically inflated market opportunities. (Cory Doctorow) >> >> >> >> _______________________________________________ >> >> Sursound mailing list >> >> [email protected] >> >> https://mail.music.vt.edu/mailman/listinfo/sursound >> >> >> > >> > >> > >> > -- >> > Jim Moses >> > Technical Director/Lecturer >> > Brown University Music Department and M.E.M.E. (Multimedia and >> > Electronic >> > Music Experiments) >> > -------------- next part -------------- >> > An HTML attachment was scrubbed... >> > URL: >> > < >> https://mail.music.vt.edu/mailman/private/sursound/attachments/20120912/e9e5b5ac/attachment.html >> > >> > _______________________________________________ >> > Sursound mailing list >> > [email protected] >> > https://mail.music.vt.edu/mailman/listinfo/sursound >> > >> _______________________________________________ >> Sursound mailing list >> [email protected] >> https://mail.music.vt.edu/mailman/listinfo/sursound >> > > > > -- > Jim Moses > Technical Director/Lecturer > Brown University Music Department and M.E.M.E. (Multimedia and Electronic > Music Experiments) > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <https://mail.music.vt.edu/mailman/private/sursound/attachments/20120912/7c8c8972/attachment.html> > _______________________________________________ > Sursound mailing list > [email protected] > https://mail.music.vt.edu/mailman/listinfo/sursound > _______________________________________________ Sursound mailing list [email protected] https://mail.music.vt.edu/mailman/listinfo/sursound
