Hi Archontis, Can you tell me the maker of the 64 MEMs microphone array sphere you listen to? I work at VisiSonics. We make something very similiar to what you discribe but using capsules.
Best Regards, Conor On Thu, Apr 14, 2016 at 8:02 AM, Politis Archontis < archontis.poli...@aalto.fi> wrote: > Hi, > > I have listened to some very nice binaural renderings of a 7th-order > spherical array with 64 MEMs microphones on the top of a custom hard > 3D-printed sphere, a bit larger than the Eigenmike. 64 MEMs would result in > an 18dB SNR improvement for the omni output (all the higher-order signals > would still have a frequency-dependent SNR improvement). The single channel > quality that it was giving was not as high as what I’m getting from the > Eigenmike or one of the Soundfields, but pretty good for most applications, > especially in the telepresence context that was used. > > Another interesting fact I heard from the makers was that they got tens of > the MEMs in a batch, and checking them they found small magnitude response > deviations between them, +-1dB. All the electronics were also housed inside > in a very compact FPGA getting the digital signals and converting them to a > single convenient MADI cable. Considering all these, MEMs seem an easy > choise for large arrays. Very high quality recording/reproduction would > still require proper capsules in my opinion, with the trade-off a harder > design and effort in construction. > > Regards, > Archontis > > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > https://mail.music.vt.edu/mailman/private/sursound/attachments/20160414/1ebbe421/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. > -- VisiSonics Corporation 387 Technology Dr. College Park, MD 20742 www.visisonics.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20160414/89f0bee8/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.
