Panos Kouvelis wrote:
...
> I don't really know how this can be done :-(
>
> If you have any news please let me know.
A FLAC stream can include a maximum of only
8 channels. A native FLAC file can contain
only a single FLAC stream (and so is limited to
8 channels). An Ogg container can contain
Fons Adriaensen A 'spiral', very different from any spin, was mentioned,
> and Sampo seemed to think that recovery from that would
> require regaining speed. The opposite is true, as in a
> spiral your airspeed will increase [1]. Unless you recover,
> there are two ways in which it can end: by
Thorsten Michels wrote:
> In three weeks I have the opportunity to record a Jazz Duo with a
> concert grand piano (Steinway) and a singer in a recording studio, with
> controled acoustic.
...
> The job is to record the duo in the classical way (Stereo) and now comes
> the fun part: in Surround
Sampo Syreeni wrote:
...
> Nota bene, we've talked about this dependency on rig diameter on-list
> before. Under the topic of Martin Leese's "Big Geese".
Not mine; try:
From: Peter Lennox
Subject: [Sursound] Distance & Ambisonics
Date: Tue Jul 10 16:25:27 EDT 2007
The Sursound
On 5/23/21, Martin Leese wrote:
> Extending FLAC to more than eight channels
> has been discussed in the past.For
> example, look in the sursound archives for this
> long post by me:
> Subject: Re: [Sursound] octofile release
> Date: Mon Jul 30 22:30:42 EDT 20
Stefan Schreiber wrote:
> It would be relatively easy to extend FLAC to more than 8 channels.
>
> (To cover ?exotic? audio formats such as 5.1.4, HOA, and a plentitude
> of audio object standards.)
Extending FLAC to more than eight channels
has been discussed in the past.For
example, look in
MrUnmenge wrote:
> Thanks a bunch to everyone for their answers!
>
> @J?rgen and Martin: I am confused, if I click the link to the attachment, i
> only get plaintext (google chrome) and unfortunately i'm not in the aes?
> i've send you, j?rgen, a PM for that.
Hi Juergen,
PDF attached. (I have
J?rgen Peissig wrote:
> Dear Max,
>
> just saw that the list crops attachments.
>
> You can find the the publication here:
> https://www.aes.org/e-lib/browse.cfm?elib=19522
Not crop, but you have to click on the link and
enter your e-mail address and sursound list
password. You can then view
Hi All,
This post is off-topic because it is about stereo,
not surround. However, it includes HRTFs, so
might be of interest.
Sonarworks is releasing a new product,
SoundID. SoundID adjusts frequency response
in three different ways:
1, Calibration of speakers and headphones;
they point
Dave Malham wrote:
...
> Anyway, here's a link to the final .pdf of the NRDC
> Report 3 on panpots, in Michael Gerzon's own handwriting.
> https://www.dropbox.com/s/div42x63thc66tl/nrdc_report_3.pdf?dl=0
Hi Dave,
If that is Report No. 3, I can't help wondering
what was in the other reports. In
John Leonard Main wrote:
> Jamie,
>
> Just a note about the HMRC import charges rip-off: someone looks at the
> declared insurance value of the microphone and charges VAT on that, plus a
> handling charge. You have to spend time on the phone explaining that to the
> drones who answer and then ask
Len Moskowitz wrote:
...
> I suspect that a big part of the problem was due to the lack of ambience
> in the spot mics. The ambience is a really important cue for distant
> sources.
For one (old) implementation of this idea, see:
M.A. Gerzon, "The Design of Distance Panpots",
Preprint 3308 of
Tom Slater wrote:
> Hello,
>
> I?m looking for some advice on speaker speaker set ups as we?re moving
> studio so have the perfect opportunity to rethink our current array.
>
> At the moment we have 25 x Genelec 8030s and 2 x Genelec 7050 subs.
If you want to reproduce Ambisonics then
if you can
Simon Connor wrote:
...
> *First, is the video individual or projected? Is this HMD/GoogleCardboard
> type situation? If the first, what are the audio/video sync latency
> tolerances for the piece? *
>
> The video will be a single large scale projection rather than an individual
> VR / Google
Eero Aro wrote:
> umashankar wrote:
>> I read this many years ago so cannot remember a source, but I think
>> on-axis is not the best direction for a tetrahedral array.
> Funny that you remember that discussion, it must have been more than a
> decade ago in Sursound.
>
> I can't remember whoever
Drew Kirkland wrote:
> Hi guys
>
> We have recently decided to record nature in ambisonic format with a
> additional specific mono and stereo recordings added in at edit stage.
>
> I would be interested in current ambisonic mic choice, we don't have loads
> of cash but want to get as transparent a
Aaron Heller wrote:
> There's a IETF proposal from folks at Google for "Ambisonics in an Ogg Opus
> Container", based on
>
> Nachbar, et al., Ambix - A Suggested Ambisonics Format. 3rd International
> Symposium on Ambisonics and Spherical Acoustics, Lexington, KY (2011)
>
> and the idea of a
Marc Lavall?e wrote:
...
> I don't know if the fine Xiph developers can "just" extend the
> definitions of FLAC, if a special Ambisonics mode would be required, and
> to what extent the 8-channel limit (as a limit) is a political issue.
Extending a FLAC stream beyond eight
channels is not
Hi All,
There is an used LP on offer on eBay which
is described as Ambisonic, but which is not
included in the UHJ Discography. The LP is
on the Erato label, STU 70221. The cover
says the LP is "gravure universelle", which
Google translate says means "universal
engraving". Is this LP
On 5/2/17, Martin Leese <martin.le...@stanfordalumni.org> wrote:
> Hi All,
>
> This is yet another version of the draft standard
> for Ambisonics using Ogg Opus by some guys,
> one of whom is still at Google. It was
> discussed on this list last year (in May an
Michael Dunn wrote:
> The foam in my MkIV ?suitcase? has turned to horrid mush. Argh. Any ideas
> for dealing with it?
>
> I am incredibly scared to open the mic lest I find foam gunk all over those
> beautiful capsules!!!
Quantum physics notwithstanding, either there
is foam gunk over the
Marc Lavallée wrote:
> Just a question: despite possible degradation of the decoded
> ambisonics stream (due to phase errors), could it be that our perception
> mechanisms (from the ears to the brain) can "fix" some distortions?
> Also, what are the frequency ranges affected by phase errors (for
Hi,
41 Ambisonic Sound Effects (2.9 GB / 68+
minutes) for free; visit:
https://www.asoundeffect.com/ambisonic-sound-effects-giveaway/
I have no connection, blah, blah, blah.
Regatds,
Martin
--
Martin J Leese
E-mail: martin.leese stanfordalumni.org
Web: http://members.tripod.com/martin_leese/
Hi,
A couple of draft standards for Virtual Reality
have been published, and feedback is
requested. Both standards mention
higher-order Ambisonics.
MPEG has published their Omnidirectional
Media Format; available from:
Hi,
Saw this on the Web. I have no connection
blah, blah, blah.
Fixed Price
Budget: $100
My company is producing a short 360
documentary, and we need 3 different
spatial / ambisonic / 360º soundscapes that
take place in the Middle East.
1) Mosque / prayer service
Hi,
Google's Songbird is a JavaScript library that
can render HOA to stereo and the Web; visit:
https://opensource.googleblog.com/2017/08/bringing-real-time-spatial-audio-to-web-with-songbird.html
https://google.github.io/songbird/
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese
John Merchant wrote:
> If anyone is interested, here's a copy of the paper Gus mentioned.
...
> -- next part --
> A non-text attachment was scrubbed...
> Name: Wallach article.pdf
> Type: application/pdf
> Size: 1472237 bytes
> Desc: Wallach article.pdf
> URL:
>
Hi All,
This is yet another version of the draft standard
for Ambisonics using Ogg Opus by some guys,
one of whom is still at Google. It was
discussed on this list last year (in May and
November):
https://tools.ietf.org/html/draft-ietf-codec-ambisonics-03
Regards,
Martin
--
Martin J Leese
Dave Malham wrote:
...
> Also, unless I'm mistaken (always possible),
> it only seems to go back to 2011.
The earliest "Ambeo" post is 2016 so, on this
occasion, 2011 is plenty.
I have saved the Sursound Digests in my
Gmail account going back to August 2008
(Volume 1, Issue 1), and possibly
Hi All,
This is an updated version of the draft
standard for Ambisonics using Ogg Opus by
some guys at Google. It was discussed on
this list last year (in May and November):
https://tools.ietf.org/html/draft-ietf-codec-ambisonics-02.html
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese
Jon Honeyball wrote:
> Is this fraud detection thing generated by office365 or by the SS mailing
> list server? I have no idea why the SS mailing list might think that
> office365 was a spoofed server?
I have also seen this on the Xiph Opus list, so
it is not just the sursound list server. As
Hi All,
Here is a brief article about Google's
Omnitone for VR surround sound. What I find
interesting, and which I had not realised
before, is that the binaural is obtained via
eight-speaker surround. This should make it
trivial to feed such a speaker array. Visit:
Hi,
There is an draft Internet standard for
encoding Ambisonics using the Opus codec in
an Ogg container. Visit:
https://tools.ietf.org/html/draft-graczyk-codec-ambisonics-00
Opus is a relatively new lossy codec defined in
RFC 6716. Its encapsulation inside an Ogg
container is defined on
Hi,
There is a CD on eBay which is not in the UHJ Discography. However,
the details state:
Leyfðu Ljósinu (Icelandic for "Allow the light"), was recorded live at
the Music Research Centre, University of York, in January [2012?] by
Tony Myatt, using a SoundField ST450 Ambisonic microphone and
Augustine Leudar wrote:
> Im actually working on a sound installation which is involved with acoustic
> archeology in which Im hoping to experiments with resonances , this kind of
> thing :
>
> http://www.otsf.org/archaeoacoustics.html
>
> In this case a huge circular henge (3.5 m high banks)
Augustine Leudar wrote:
> Ive had a search online but cant really find much literature about this.
> Can anyone tell me anything about the acoustics of circular rooms/spaces ?
> How to standing waves behave in circular spaces ?
There was a discussion several years ago in
one of the rec.audio.*
Martin Leese wrote:
> Peter Lennox wrote:
>> Following on from discussions of decoder solutions: Forgive me if I've
>> missed this (I've been watching sursound for about 20 years, or so - but
>> I
>> just may have missed the odd discussion!)
>>
>
Bob Burton wrote:
> There is a Virtual Reality Audio session at this years NAB in Vegas.
>
> DTS, Dolby and Q Department. No Ambisonics.
>
> Big mistake in my opinion.
Big mistake for whom? For companies, the
big problem with Ambisonics is that it cannot
be patented (because the patents have
Martin Dupras wrote:
> Hi,
>
> I'm intending to try setting up a 16-speaker Ambisonics array next
> week in a small TV studio. I'm trying to figure out the practical
> arrangements for setting up the speakers. I was wondering if anyone
> with experience might be able to offer some advice or point
Andres Cabrera wrote:
> Very interesting.
>
> I'm wondering if it's worth considering separating the order for horizontal
> vs. vertical (instead of a single unified order).
This mixed order scheme, specifying #H and
#P, has the disadvantage that as a source
leaves the horizontal, its sharpness
Geoffrey Barton wrote:
> Yes I was, inasmuch as there was only one recording, which went straight
> into UHJ 2ch PCM.
Hi Geoffrey,
Thank you for this. If I have understood you
correctly, the B-Format was not archived (only
the two-channel UHJ) so there could not have
been a different mix.
Hi All,
I have recently purchased the 1980 LP "First
Men in the Moon", SV-95002(D) on the
Starlog/Varese Sarabande label. This is an
original motion picture score, conducted by
Laurie Johnson. As far as I can tell, this is the
US release of the Unicorn-Kanchana label LP
DKP 9001. DKP 9001 is
David Pickett wrote:
> I dont expect them to ever sound as good as an Ambisonic recording,
> but I bought some SQ-encoded LPs today. I get pleasant results
> playing them out of phase with the same on two rear channels at -6 dB.
>
> My reason for writing is to ask whether anyone here knows what
Charles Veasey wrote:
> Martin -
>
> To clarify the use of the subs within a tetrahedral array, it would require
> the subs to be elevated off the floor?
At least one, as described by Michael.
> Given the weight of most subs, this
> seems a bit difficult in practice. Thoughts?
Then try three
Charles Veasey wrote:
> Thanks everyone for the information!
>
> Using four subs was mentioned a couple of times. I've never used or
> experienced more than two in an array. What is the justification? I assume
> that given a square room, you'd place one in each corner?
With Ambisonics, using
"Michael Chapman" wrote:
> Sorry 'off topic' but as we have so many academic list members ...
>
> A hearing-impaired student (not profoundly deaf) is having difficulty with
> lectures and wants (with the faculty's knowledge) to record them for later
> listening.
>
> I was asked for suggestions.
>
Spencer Russell wrote:
A colleague asked me a question about how to represent spatial audio to
a mouse in some experiments. The mouse's head is fixed so the sweet
spot can be pretty small. I was thinking about 4 speakers in a quad
configuration doing ambisonics, but not sure how well the
Eero Aro wrote:
...
There was a thread about recognizing UHJ encoding some time ago,
can't remember when. Must have been years...
November 2013. The Subject for the thread
was UHJ disc discovery?
A quick scan of the content suggests that the
Web page you cited:
umashankar manthravadi wrote:
one more for youthe boid's on the wingno the wings are on the boid(cant
remember it exactly or who it is by)
Spring is sprung
The grass has ris
I wonder where the birdies is
I heard the birds are on the wing
Don’t be absurd, the wing is on the bird
It seems to be
Hi All,
I fell across this Kickstarter campaign. I have
no connection, blah, blah, blah. Does anybody
know more? Below are some extracts.
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese stanfordalumni.org
Web: http://members.tripod.com/martin_leese/
ENVELOP - 3D Sound
Sampo Syreeni wrote:
True. But then, at the same time, have you ever truly heard sounds from
right below yourself? Does even the human auditory system *really* know
what it means to hear something from below?
Think about it or awhile. In the psychoacoustic sense there actually
might not
Daniel Courville wrote:
I subscribe to the daily digest, but it seems that it's now sent, well,
now and then.
I've just received one containing 34 messages. The one before that was on
October 1st with 45 messages. And the one before that was on September 6.
Am I the only one?
Nope, I am in
Hi All,
Spotted this in the Engineering Technology
magazine:
£100,000 for 3D sound development
A University of Huddersfield researcher aims
to bring sound reproduction into the 3D age
with a new system that would allow not only
horizontal but also vertical distribution of
On 10/21/14, Martin Leese martin.le...@stanfordalumni.org wrote:
...
Here is a link to the entire (brief) article:
http://eandt.theiet.org/news/2014/oct/3d-sound-development.cfm
Here are a couple more links:
http://www.hud.ac.uk/news/2014/october
Eero Aro wrote:
...
It's a command line program. Very fast. Needs lotsa careful typing.
Or sloppy typing into a text editor to create a
BAT file. Then execute the BAT file.
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese stanfordalumni.org
Web: http://members.tripod.com/martin_leese/
David Pickett wrote:
...
Regarding the lack of browser choice, I agree that it would be nice
if all adhered to the HTML5 standard; but they dont. (What's the
point of useful standards -- i.e. the HTML5 media tag -- if not
everbody uses them?)
I am sure it doesn't help that there is no actual
Dave Malham wrote:
We had a rig in our original Music Technology room consisting of four Quad
electrostatics (the original ones!) suspended about a metre and a half
below the sloping wooden ceiling so they were above head height but angled
so they were directed at a central head height point.
Sero wrote:
...
What is the best loudspeaker directivity (polar pattern) for an ambisonics
listening rig?
I am very confused about this because I cannot find any reference on this
on any pubblication or discussion on the net.
The only work I know on this is a study by
Dermot Furlong using a
Bo-Erik Sandholm wrote:
Is there a way to get a personalized HRTF (or even one near mine) with out
spending many hundreds of the coins of your choice or travelling to a
distant destination?
No but, if the Microsoft stuff works out, there
might be.
Is there a standard format for HRTFS that
Dave Malham wrote:
Oh, for cryin' out loud. Makes you want to weep - Microsoft reinventing
again what's already been done and (most of) the rest of the world
believing they're the originators...
I am no fan of Microsoft, but this seems a little
harsh. Quickly producing an approximate
YL wrote:
Hi, there,
I'm radio program producer and recently my boss asked me to think about how
to produce 3D audio in stereo.
It is not clear to me what you hope to achieve;
more information would be helpful. By
produce 3D audio do you mean full-sphere
surround sound, or horizontal-only
Marc Lavall?e m...@hacklava.net wrote:
Hi Jim.
I'm the maintainer for Ambisonia.
Hi Marc,
As requested, I am contacting you off-list.
Ambisonia.com appears to be down. I get the
following error when accessing
http://www.ambisonia.com/:
Proxy Error
The proxy server received an
Oliver Thuns wrote:
In the EU the patent has expired
http://www.google.com/patents/EP0643899B1?cl=en#legal-events
don't know about the US and Canada.
Still valid in the US, visit:
Stefan Schreiber wrote:
...
Or distribute 3-4 channel UHJ, which is the stereo-compatible form of
FOA. Of course this proposal didn't catch on, even if this should
work. (I see this doesn't work for a CD distribution, but this is the
only case by now. But if you chose physical distribution,
Schumacher Marlon wrote:
Hi,
Thanks everybody for your well-considered comments.
The reason for going for a 2-channel format is compatibility with
distribution media formats (CD) - and I suppose it will mostly be listened
to without a decoder.
The possibility of recovering (2D) B-Format can
Michael Chapman wrote:
...
I always remember one teacher commenting on speech, that you can apply*
any standard effect and it is still intelligible, except playing it
backwards.
Not saying that it couldn't be learnt ...
Indeed it can. When I was in high school,
many moons ago, there was a
Hi,
When I try to access Ambisonia.com, I get
a 502 Proxy Error:
The proxy server received an invalid
response from an upstream server.
The proxy server could not handle the
request GET /.
Other times I get nothing. Is this just me, or
are other seeing the same?
Many
Richard G Elen wrote:
Well, this is one of mine
Many thanks to Richard for the wealth of
information. I will remain alert for a used copy
to come up on eBay.
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese stanfordalumni.org
Web: http://members.tripod.com/martin_leese/
Hi All,
I am trying to track down a CD in the UHJ
Discography. It listed as:
o M. Cang, E. Chin - Surprise, Surprise,
KPM/Nimbus, KN101. (England)
Does anybody have this CD? If so, could they
please confirm the details (catalogue number,
title, etc) and, if possible, e-mail me a list of
Mark Anderson wrote:
The recording engineer for Whites Off Earth Now has confirmed that the
recording is UHJ encoded. I saw this at the following site
http://www.quadraphonicquad.com/forums/showthread.php?8022-Cowboy-Junkies-WHITES-OFF-THE-EARTH-NOW!!-SACDp=197549viewfull=1#post197549
Espen Braathen wrote: To: John Leonard j...@johnleonard.co.uk,
The ambisonics trademark was registered in the US by Nimbus Records, but
was abandoned i 1992 and have thus been dead for the last 20 years.
The ambisonic trademark was registered and abandoned in 2009 by an
individual.
The
Richard zoanne1uk... wrote:
Thanks for the reply. I believe there is one, and i've mentioned it before.
Calrec released it in 1974, and i guess the closest method of decoding is
going to be 45j. I'm planning on decoding it soon.
In case others want to read the sursound
thread about this
Junfeng Li junfeng.li.1...@gmail.com wrote:
I am now trying to develop a program to read and view the loudspeaker
directivity. I came across to know the common loudspeaker format (CLF)
which is detailed at http://www.clfgroup.org/index.htm. Though some CLF
files are provided in binary format,
J?rn Nettingsmeier wrote:
On 11/14/2013 03:31 PM, Eero Aro wrote:
...
Just by the accident, I visited an Audio-Visual Fair in the Helsinki
Fair Centre this afternoon and had a chat with Martin, who has
designed the microphone.
I actually held the microphone in my hand. There was no
Peter Lennox wrote:
Aaron Heller wrote:
The second one uses basic decoding (aka velocity, matching, rV=1) decoding
over the entire frequency range, which means, among other things, that the
ILDs are not as large as they would be with rE_max decoding.
Yes, but that's the point - for
Dave Malham wrote:
...
Might be better to develop a smartphone app that took a photo
of the mic, geo-tagged it and associated that with the recorded file,
Rather than take a photo of the mic (bit
repetitive), take a photo in the direction the
mic is facing.
Years ago (around 2000) I read a
Hi All,
I have created a Google Site dedicated to the
IMF Electronics Ambisionic decoder, the D20B.
Visit:
https://sites.google.com/site/imfelectronicsdecoders/
This is a sibling page to my page for Minim
decoders at:
https://sites.google.com/site/minimdecoders/
Regards,
Martin
--
Martin J
Stefan Schreiber wrote:
...
To offer a backward-compatible extension of a UHJ extended AAC
stereo file, you would have to include the T and Q audio channels as 3rd
or 4th audio stream, somewhere. (Probably you could label such a file
as stereo, the first 2 channels being L and R. Include
Michael Chapman wrote:
Martin Leese wrote:
In general, for Ambisonics, you should
distribute the speakers as evenly as possible.
Aim for the faces of a platonic solid; visit:
http://en.wikipedia.org/wiki/Platonic_solid
Problem is ... despite many claims to be on the verge
Moritz Fehr wrote:
...
i am going to record a space with a soundfield mic and i would like to then
make a simulation of it by setting up an array of 16 speakers. one speaker
circle is on ear level, the other one above.
i would like to use the second circle above to add height information to
Eric Carmichel wrote:
...
Two-channel playback (both convention and binaural) is here to stay for a
while, so optimizing Ambisonics for stereo is desirable to me. In fact, one
of my favorite recordings from the late 80s was made with the band (The
Cowboy Junkies) circled around a Calrec
This is an article on Dolby Atmos. It looks like
this technology is up and away, what with Star
Trek Into Darkness and the Empire Cinema in
Leicester Square, UK.
Eric Carmichel wrote:
Over the months, I?ve read a couple of posts asking whether it is possible
to extract or synthesize surround channels from binaural stereo or
non-Ambisonic surround formats. I am now attempting to do something that
would appear to be simpler and more straightforward:
Stefan Schreiber wrote:
For clarification:
Could the eigenmike also do some 4th order recording (in a real sense,
not giving some 4th order output), or is it a 3rd order microphone?
When the em32 Eigenmike was in prototype
form, mh acoustics promoted it as up to
fourth-order (although the
Dave Malham wrote:
Just received an email which - seems someone else is reinventing the
Soundfield again - see http://www.quaud.io/
This time it's based on mems microphones and is very small so it ends up
using blind source separation in order to get good source-interference
ratios. There's
Eric Carmichel wrote:
...
While I was enjoying the scent of roses and
honeysuckle blossoms during my visit, the thought of electronically
?recording? scents and odors came to mind (not exactly a new idea). After
all, we have multiple methods of electronically recording images and sounds.
It
umashankar manthravadi wrote:
always thought only m has both cases. m - millliwatt, and M - megawatt, for
example.
According to my pocket diary, there are a few
more: yocto, Yotta, zepto, Zetta, pico, Peta.
There is also deci (d) and deca (da).
Regards,
Martin
--
Martin J Leese
E-mail:
Eric Carmichel wrote:
...
Are all lossless formats more-or-less equal in
terms of 'purity'.
Eric B has already addressed this; lossless
means lossless.
...
Unlike kilohertz (kHz), the K is capitalized when
referencing kilobytes (KB) or kilobits (Kb).
In SI unit prefixes there is only a
Bearcat M. ??ndor wrote:
Let's say i set up a full sphere Ambisonic system. I scour the web looking
for b-format files to play over Fons' awesome ambdec app.
After i've listened to the few b-format files and my collection of Nimbus
Records UHJ discs, i'm sitting there staring at my
Augustine Leudar wrote:
...
The sounds and settings have to
be convincing enough, believable enough, for cognitive effects to work -
then you can get away with all sorts of acoustic inaccuracies - thats why I
think so many sound installations in galleries leave me cold - you can see
all the
Eric Carmichel wrote:
...
Eight speakers is
probably overkill and doesn?t leave me the four channels needed for a square
array of subs.
If you have four subs then you might want to
consider arranging them in a tetrahedron.
Note that subs are heavy, so there is a
practical problem with mounting
Gerard Lardner wrote:
Here's a suggestion: a place that is publicly-accessible, but is under
threat of being demolished. It's Achill Henge, a modern copy of much of
Stonehenge but built on Achill Island, off the west coast of Ireland.
There are a number of Stonehenge replicas
dotted around
Fons Adriaensen wrote:
Don't know what Len will think of it, but putting a Tetramic
(or any such mic) in a plastic bag isn't likely to produce
anything usable. Basic problem is that the acoustic impedance
of water is around 3400 times higher than that of air, so the
water/air interface will
Eric Carmichel wrote:
Greetings to All,
Just a few thoughts regarding recent posts and the argon-filled sphere.
Martin, I definitely boo-booed by suggesting the recording would be made in
an all-argon atmosphere. But comparing the *sound* one might experience
between the two conditions (air
Tommaso Perego wrote:
Dear all,
I was wondering how, knowing the diameter of a speaker octagon,
using 1st or 3rd Order ambisonics, to calculate precisely the dimensions of
the sweet spot area.
Any ideas?
If you want to make calculations of area then
your first problem will be defining
Peter Lennox wrote:
Yes but...why not simply release stuff for mobiles in a generic binaural -
skip the uhj altogether?
Please, what is this generic binaural?
Everyone has an individual HRTF. If you
release binaural recording using a generic
HRTF then it will work for some and not for
Richard Dobson wrote:
...
So is this, in fact, the ultimate file format that folk on this list
have been arguing for (and over) for so long?
No, absolutely not. The fact that it has been
patented means that it should not be used.
The situation is similar the the GIF image file
format. When
Carsten Bohn wrote:
It has sort of got lost in the melee.
...
This list has an amazing side-effect, which is
: getting to know new words things that I
haven't heard as off now,
f.e. M?l?e : which Google translates in german
to something like fray in naval warfare? !?
My English dictionary
Here is a different portal, this one in the UK
and made from rubber:
http://www.jay-harris.co.uk/tag/ambisonics/
Maybe two sound portals so close together
was a fluke, or maybe this the the killer app
for Ambisonics.
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese stanfordalumni.org
Augustine Leudar wrote:
so ... what's all this about a portal ?
It has sort of got lost in the melee. Try:
http://mur.mu.rs/?p=560
https://www.facebook.com/TransDimensionalPortal
Regards,
Martin
--
Martin J Leese
E-mail: martin.leese stanfordalumni.org
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