Yes Jorn - what I mean wide dispersal of a spectrally balanced off axis response - ie the frequency response doesn't alter radically when you move up, down, left , right - so to clarify wide dispersal of all frequencies not just bass
On 15 October 2015 at 14:14, Jörn Nettingsmeier < netti...@stackingdwarves.net> wrote: > On 10/15/2015 02:35 PM, Augustine Leudar wrote: > >> Possibly ambisonics is different - but not all multichannel audio uses >> ambisonics - certainly with vbap for example if your speakers are wide >> apart you don't want a big gap when panning between them then wider >> dispersal would be advantageous if the speakers are very close together I >> could see it would introduce coloration when the directivity of the >> speakers overlapped - with wavefield synthesis the smaller the gaps >> between >> speaker cones the higher frequencies can be succesfully spatialised - so I >> guess for wfs more "pinpoint" directivty would be preferred - I may also >> be >> wrong ! For creating true walk around 3d soundscapes with no sweet spot >> for >> me a useful tool would be a driver which would be a sphere which put out >> sounds in all directions (360) - because thats how sound often propogates >> in real space (eg a twig cracking up a tree will not just put out sound in >> the 180/90 degree space on one side) The dispersal pattern of speakers >> isnt >> often considered when building these kind of systems so its an interesting >> topic ! >> > > > Speakers with "narrow dispersal patterns" do not exist. All speakers are > near-omni in the bass. What a narrow pattern gives you is a longer throw of > the HF, which can be useful in traditional sound reinforcement. > > But in massive multichannel environments, overly directional speakers will > add up to a muddy, bass-heavy diffuse field. I'd always go for as wide a > coverage angle as possible, unless I have to deal with a really huge space. > Since you can't avoid off-axis sound, at least make it spectrally balanced. > > > > > > -- > Jörn Nettingsmeier > Lortzingstr. 11, 45128 Essen, Tel. +49 177 7937487 > > Meister für Veranstaltungstechnik (Bühne/Studio) > Tonmeister VDT > > http://stackingdwarves.net > > _______________________________________________ > Sursound mailing list > Sursound@music.vt.edu > https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, > edit account or options, view archives and so on. > -- www.augustineleudar.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20151015/79e0896f/attachment.html> _______________________________________________ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit account or options, view archives and so on.
