Hi Sean Ive lots of experuence doing 3d sound in domes. Feel free to PM me Best Gus
On Wednesday, 7 August 2019, Sean Devonport <rsdevonport1...@gmail.com> wrote: > Hey there everyone! Hope you're all well. > > I wanted to ask if anyone on the group has experience setting up a > multichannel rig for a dome setup? Specifically designed to play > Ambisonics. > > I've been working with a team looking to build a VR hemispherical dome that > can display 360 video alongside Ambisonic content. The design for the dome > structure is complete and now we're just figuring out the sound component. > The sound is meant to fit seamlessly, and no obstruction should be on the > floor. > > The dome is roughly 7m diameter, and built out of a fibre glass type > material. We're planning to have a two layer type sound setup, so with > roughly 14 speakers per layer plus a voice of god and a sub so (14-14-1.1). > I was thinking that it could be an interesting idea to mount the sub in the > ceiling above the VOG position, my reasoning being that the sub should > emanate evenly across the floor of the dome, and it would prevent the need > to have multiple subs outside the dome structure on the floor. > > I've never setup in a dome before and I can imagine the acoustics must be a > little strange. Upon watching this video ( > https://www.youtube.com/watch?v=JpdRYv9xA9w), I seem to get the feeling > the > task may get quite interesting. I'm hoping someone may have some experience > with this. > > Some problems that I think may occur: > 1. A boomy bass at floor level. > 2. Room resonances and standing waves that don't seem to be very well > studied. > > I think first port of call for the Ambisonic setup is to ensure that each > speaker is calibrated to be the same loudness and time delay at the > listening position. From there, I've been looking into applying an averaged > DRC filter over the entire listening space to each loudspeaker to try get > the most accurate speaker response for the listening area although I know > this is quite a tricky challenge. I'm hoping that the DRC may help to > mitigate some of the room resonances, however, I'd love to get a second (or > more) opinion on how this would affect the setup. > > Anyone with any advice or resources on this would be very much appreciated! > > Thanks in advance. > > -- > Sean Devonport > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: <https://mail.music.vt.edu/mailman/private/sursound/ > attachments/20190807/9d90f940/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. > -- Dr. Augustine Leudar Artistic Director Magik Door LTD Company Number : NI635217 Registered 63 Ballycoan rd, Belfast BT88LL www.magikdoor.net +44(0)7555784775 -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20190807/34030b3d/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.
