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 <f...@linuxaudio.org>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 > Sursound@music.vt.edu > 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 Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound