It does record the vertical information. Very compact Ambisonics recording solution.
On Fri, 9 Mar 2018 at 11:28 Marc Lavallée <m...@hacklava.net> wrote: > Hi Steven, and thanks for the useful info. > > The fact that the Twirling720 presents itself as a stereo 96Khz > device and the possibility that the 4 channels are "encoded" in 2 > channels is very interesting, because it could potentially be used with > any computer. I still don't use mine because the Android app is asking > for too many permissions on my phone. I'm waiting for the official SDK, > hoping I can program simple and safe custom apps. I also plan to build > a mount because holding it only from its USB plug is very risky; a > modified phone shell could be a good start. > > Le Thu, 8 Mar 2018 18:40:20 +0000 > Steven Boardman <boardroomout...@gmail.com> a écrit: > > > I have one too. Been using it successfully for a while with my android > > phone. > > It does seem to present itself to other audio apps as 2 channel 96khz > > device. > > When using the apk it records either stereo, or 4 channel A and B > > format at 48khz. I think theres some sort if matrixing going on. > > I haven't done any vertical tests, but the horizontal works well for > > the price. > > It is also pretty easy to rotate the capsule spindle, so not sure how > > accurate the positioning is. Mine is also not quite perpendicular! > > The manual is useless. > > They are quick to fix bugs, and implement suggestions thoigh. (the > > A-Fornat one was mine.) > > Its way better than a h2n in my opinion, and really easy to carry, as > > i always have my phone anyway. > > Because if this i use it a lot, as i carry it at all times. > > I just have to make a mount for use with my Samsung gear 360. > > > > Best > > > > Steve > > > > On 8 Mar 2018 16:05, "John Leonard Main" <j...@johnleonard.uk> wrote: > > > > > Mine (pre-ordered for some small amount) arrived a couple of days > > > ago and I’ve got it hooked up to my MacBook via a suitable USB > > > adapter and an old Apple keyboard extension cable. At first, I > > > couldn't get a sensible signal out of it, but then discovered that > > > it needs to be connected via USB3, or it won’t work. Then I took a > > > look at the capsule orientation, which, although it is indeed a > > > tetrahedral array, seems to be skewed by 45º off centre, but as the > > > output is encoded in some way into two channels, this may not be a > > > problem. By using their 720 Studio app, I can get a sort-of > > > surround signal out of it, although it appears to have no vertical > > > information. The skimpy on-line manual is pretty useless for Mac > > > users, so I wonder in anyone else has had better or more consistent > > > results? > > > > > > Bruce - I could send it to you for chamber analysis, if you’re > > > interested. > > > > > > All the best, > > > > > > John > > > _______________________________________________ > > > 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. > > > > > -------------- next part -------------- > > An HTML attachment was scrubbed... > > URL: > > < > https://mail.music.vt.edu/mailman/private/sursound/attachments/20180308/5e465316/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. > > _______________________________________________ > 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. > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20180309/8d75d1fe/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.
