Re: [Sursound] [ot] off-radio

2023-03-10 Thread Eero Aro
The hum can be heard as a horizontal noise somewhere in the distance. Now this is rather interesting. "The hum?" Tell me more, what is this "hum" all about? I didn't mean "The Hum". I meant the noise that comes from the engines, motors and tyres of the vechicles and from the ventilation and

Re: [Sursound] [off-topic] Spirals

2023-03-08 Thread Eero Aro
Chris Woolf wrote: Anyone any ideas how one could provide an audio horizon that could be a mimic of the gyro artificial horizon? A vague thought, that applies only to a small amount of surround sound recordings. I do mostly nature recordings and record also in urban areas, where the distan

Re: [Sursound] Getting permissons to record in different places.

2022-09-08 Thread Eero Aro
Very good points, Thorsten. First, a confession. My most naive and idiotic recording gig was to the Helsinki-Vantaa airport in the 1980's. I just drove there in my own car, parked it and walked by the fence to record some jetplanes taxiing on the runway. I needed the whine of the jet engines a

[Sursound] DIY Head tracker

2022-06-03 Thread Eero Aro
I am not sure, if head trackers have been in discussion lately, but thought that I'd share this. I haven't had too much interest in head trackers, because I have thought that they are expensive toys. A while ago I happened to find this: https://github.com/trsonic/nvsonic-head-tracker/ Tomasz

Re: [Sursound] Ambisonic UHJ Stereo decoder to speaker feeds

2022-02-26 Thread Eero Aro
Daniel Courville wrote: > Maybe it's a question of terminology Yes. It's a question of terminology. When using impulse response files from Angelo's site, he has named the UHJ to "B-Format" conversion files , as _decoding_ (dec). _Encoding_ (enc) files are used for conversion from B-format to UH

Re: [Sursound] Ambisonic UHJ Stereo decoder to speaker feeds

2022-02-25 Thread Eero Aro
On Angelo's site, although he says there that this procedure is outdated: http://pcfarina.eng.unipr.it/Aurora/conversion_between_uhj_and_b.htm You first do a UHJ to B-format conversion by using the convolvers, then use a B-format to speakers decoder VST plugin, of which there are several to di

Re: [Sursound] Ambisonic UHJ Stereo decoder to speaker feeds

2022-02-25 Thread Eero Aro
Mark wrote I am currently using Reaper as my DAW. I did a search for Ambsonic VST plug-ins and found The Ambisonic Toolkit for Reaper. I played with that but found that that The UHJ decoding it could do was from UHJ W,X,Y,Z to stereo and what I am looking for is UHJ stereo to a speaker feed.

[Sursound] Nimbus promo video

2021-12-13 Thread Eero Aro
Hi All I uploaded a Nimbus Records Ambisonics promotion video into YouTube: https://www.youtube.com/watch?v=DrGJxlrv08M All audio in the video is UHJ encoded Ambisonics. The video includes presentation about Ambisonics and several video/audio clips, for example from a concert, Zoo, steam rai

Re: [Sursound] analog planner

2020-02-17 Thread Eero Aro
And sorry, no parts list for the Pan/Rotate unit. Eero ___ 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.

Re: [Sursound] analog planner

2020-02-17 Thread Eero Aro
Oh what the h**k, I cannot find the schematics from Motherlode. Here you are: https://www.dropbox.com/sh/u4erj032gxafsd5/AAAEdeRr-FVm9YOK13OwtN2Ra?dl=0 Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sur

Re: [Sursound] analog planner

2020-02-17 Thread Eero Aro
Finally, a Transcoder unit generating 2-channel UHJ only could be fed with stereo signals for front and rear stages with a stage width control on each. The Transcoder also has an B-Format input in an 5-pin XLR connector. Eero ___ Sursound mailing lis

Re: [Sursound] analog planner

2020-02-17 Thread Eero Aro
The schematics are in the Ambisonic Motherlode: http://decoy.iki.fi/dsound/ambisonic/motherlode/ Somewhere in there.. Eero Richard Elen kirjoitti 17.2.2020 klo 11:57: The Audio & Design Recording boxes that Geoff Barton designed were intended as (analogue) outboard units that could be pa

Re: [Sursound] Software Oscillator

2019-08-23 Thread Eero Aro
https://vb-audio.pagesperso-orange.fr/us/products/generator/generator.htm Eero ___ 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.

Re: [Sursound] Zoom H3-VR: new Facebook users' group

2019-08-22 Thread Eero Aro
Have new Zoom H3:s stopped clonking when you move the microphone? I tried one and returned it to the shop. If it hasn't, it's still not yet the device for me. Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listin

[Sursound] DCP-o-matic

2019-06-06 Thread Eero Aro
Hi Sursounders I am not sure if all of you are aware of a donationware software package that allows you to make .dcp files from your own audio and video files. https://dcpomatic.com/ If you happen to know or are good friends with or can pribe :-) the local Cinema staff, you could possibly som

Re: [Sursound] Waves NX5

2019-01-17 Thread Eero Aro
Bo-Erik Sandholm wrote: I have bought the waves head tracker and software, I am unable to install the software on my most powerful pc, support was not helpful. Shame on them if you have paid for the purchase but cannot get it working. They should return your money or help you with the installat

[Sursound] Waves NX5

2019-01-16 Thread Eero Aro
Hi All I haven't noticed if there has been discussion in Sursound about the Waves NX5 virtual room plugin. I happened to bump up with the NX 5 last week when I was teaching a group of artists to use surround sound in their works. They were all using laptops and headphones. We could provide 5

Re: [Sursound] Zoom H3-VR anyone?

2018-11-27 Thread Eero Aro
Ralf R Radermacher wrote: Draw your own conclusions... I drew mine. I've sent the Zoom H3 VR back to where I bought it from. I'll wait till Zoom gets the faults fixed. I am not very eager on fixing a new product that has just come from the production line. Nor am I interested to void the gu

Re: [Sursound] Izotope RX7

2018-11-07 Thread Eero Aro
I opened a four channel wav. with WXYZ first order signals into RX7. At first sight looks good to me. The waveforms and spectrograms of different audio channels display as expected. The tracks are named by default L, R, Lsr, Rsr, possibly because this is a four channel wav file. With Ambisonics

Re: [Sursound] Izotope RX7

2018-11-06 Thread Eero Aro
Paul Hodges: Or as they say: "including Multi-channel support up to 7.1.2 Dolby Atmos" which looks like ten channels to me. Doh! :-D You are right. There you see, I haven't even opened a multichannel file yet in RX7 and rush to write about this... I'll find time to check about it. Eero

Re: [Sursound] Izotope RX7

2018-11-06 Thread Eero Aro
Gary Gallagher wrote: I'm not sure if it varies the processing between channels in anyway. Well, the noise reduction two channel stereo version certainly keeps all stereo information intact and seems to treat stereo recordings well. I have never heard complaints or comments about that. Why woul

[Sursound] Izotope RX7

2018-11-06 Thread Eero Aro
Hi All Not exactly a surround sound topic, but maybe it hasn't been mentioned in Sursound yet, that the latest RX7 version from Izotope has now multichannel support. RX plugins now have a maximum of seven audio channels. I really have use for multichannel noise reduction, and would have had a

Re: [Sursound] Zoom H3-VR

2018-09-16 Thread Eero Aro
Ralf R Radermacher: Nothing wrong with that. More often than not, I'm one myself. I just wouldn't expect a supplier targeting a mass market to cater for my quirks and oddities. What hasn't been said in this thread, is that the H3-VR is clearly targeted to the people who shoot 3D video with 3D

Re: [Sursound] Zoom H3-VR

2018-09-16 Thread Eero Aro
Ralf R Radermacher wrote: Methinks their marketing department know quite well what they're doing. I could come up with a dozen things they could have done better or differently with their other portable recorders. Still, they're selling like hot cakes. There's something like a sweet spot for p

Re: [Sursound] Zoom H3-VR

2018-09-15 Thread Eero Aro
David Pickett wrote: This is a welcome price, but unfortunately, for that kind of money you dont get any numerical specifications, graphs, or guarantee of capsule matching, repeatability or variance between examples, all of which determine its potential value as a professional tool. For abou

Re: [Sursound] tetrahedral mic record

2018-09-11 Thread Eero Aro
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 started the thread, but I aske

Re: [Sursound] ***UNCHECKED*** Zoom H2N - thoughts?

2018-04-10 Thread Eero Aro
Augustine Leudar wrote> My guess would be the AD converters are not great I had my H2 measured by my then employer's Microphone Maintenance. They also said that H2 is very good in many respects, but they said that there is no use of using the 20 bit sampling rate, especially with microphones co

[Sursound] VB Audio software

2017-11-13 Thread Eero Aro
Hi All I happened to find a couple of interesting donationware programs. VBAN can send up to 8 channel audio between devices in a network, or at least that's what they say. I haven't tried this one yet. Could work for a multiroom surround sound system. https://www.vb-audio.com/Voicemeeter/vba

Re: [Sursound] Simple Software to Play a 6-channel WAV File

2017-10-25 Thread Eero Aro
http://www.memsolution.com/ https://www.brightsign.biz/index.php https://alcorn.com/product-category/audio/ Egreat used to have simple players, dunno if they still have: http://en.egreatworld.com/index.html Eero ___ Sursound mailing list Sursound@mu

Re: [Sursound] Simple Software to Play a 6-channel WAV File

2017-10-25 Thread Eero Aro
len moskowitz wrote:> I'll try Plogue Bidule next AudioMulch is another modular synth similar to Bidule, and has same kind of players. Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscrib

Re: [Sursound] Simple Software to Play a 6-channel WAV File (Windows)?

2017-10-25 Thread Eero Aro
Hi All Wavosaur plays multichannel files and all channels can be routed through a multichannel interface. http://tinyurl.com/ydemrofs But I understood that Len didn't want to use too complicated software? Do you need/want to use a computer at all? How about a standalone SD card or HD player?

Re: [Sursound] Re. Re: Re Re: Ambisonic Mic Comparison

2017-06-28 Thread Eero Aro
Sampo Syreeni wrote: On 2017-06-26, David Pickett wrote: This whole business of low noise microphones and preamps is in my experience a non-issue in the vast majority of cases. Very few environments are quiet enough to be softer than the noise level of most microphones. Agreed, and thanks f

Re: [Sursound] multichannel VST recorder os x

2017-06-21 Thread Eero Aro
Acousmodules has 8, 16 and 24-track VST recorders, but unfortunately they are not Mac VST type. At least I think they aren't. http://acousmodules.free.fr/reservoir.htm MultiRec 16 almost at the bottom of the page. Eero ___ Sursound mailing list Sursou

Re: [Sursound] Matrix H lives ??

2017-04-13 Thread Eero Aro
Andrew wrote: Programme material* is the Last Night of the Proms (excerpt) and some BBC drama. The Last Night of the Proms from 1977 is a rarity. These two CD:s have been released of the Proms, and it is not certified, if these are H-Matrix at all. They do decode well with an Ambisonic decoder

Re: [Sursound] Soundfield mic article

2017-01-11 Thread Eero Aro
Also in Sampo's Motherlode: http://decoy.iki.fi/dsound/ambisonic/motherlode/source/The%20Sound%20Field%20microphone_J%20Howard%20Smith_dB_1978.pdf shorter: http://tinyurl.com/jq734cx - - - Here's Howard Smith's article in Studio Sound 1979 http://decoy.iki.fi/dsound/ambisonic/motherlode/sourc

Re: [Sursound] The BBC & Quadrophony in 1973

2017-01-08 Thread Eero Aro
Bo-Erik Sandholm wrote: I have head from guys at swedish radio that the Finland radio corporation have done a lot of Ambisonic recordings Yes. I did. Some of my colleagues were a little interested, but as the chicken and egg situation only continued, the interest slowly dropped. No decoders,

Re: [Sursound] Professor I Lirpa Quad Matrix

2017-01-06 Thread Eero Aro
Oh, zero group-delay wickers are rare as hen's teeth these days... But I am certain that professor Lirpa's VDRS, Vehicular Disc Reproduction System, that solved almost all vinyl disc player problems, would have improved matrixed surround sound on vinyl discs as well, if it would not have been for

[Sursound] Professor I Lirpa Quad Matrix

2017-01-06 Thread Eero Aro
Hi The Audio Magazine was one of my 70's favourites. Their April issue very had an article by the Lirpa Laboratories. The 1972 April issue had a small article about a new quadraphonic matrix designed by Professor I Lirpa. The article is on page 12. http://www.americanradiohistory.com/Archive-

Re: [Sursound] The BBC & Quadrophony in 1973

2017-01-06 Thread Eero Aro
Martin Leese wrote: > (The archive of Wireless World issues is awesome.) Actually, the WW part is only a fraction. I was flabbercasted when I hit the "Home" link on that page. http://www.americanradiohistory.com/index.htm There's hundreds of other magazines as well, and more... Now, this is

Re: [Sursound] The BBC & Quadrophony in 1973

2017-01-05 Thread Eero Aro
Thanks Sampo Yes, it is a Firefox issue. There are several other pages in the same file that show blank. Works ok with Opera. Didn't check others. The downloaded file is also ok and shows fine with Acrobat Reader. Eero ___ Sursound mailing list Surso

Re: [Sursound] The BBC & Quadrophony in 1973

2017-01-05 Thread Eero Aro
It can be downloaded here:- http://www.americanradiohistory.com/Wireless_World_Magazine.htm Andrew What a great resource! Thanks for the link. The schematic would be in the 1976 September issue: Heller, D: Surround Sound Decoders Pts 3 and 4. QS Variomatrix Wireless World 82 (1488-9) pp. 57-

Re: [Sursound] The BBC & Quadrophony in 1973

2017-01-05 Thread Eero Aro
Many thanks indeed Eero. You are welcome. Actually, is the WW article with the practical schematics this one mentioned in the refrences: Heller, D: Surround Sound Decoders Pts 3 and 4. QS Variomatrix Wireless World 82 (1488-9) pp. 57-59 August, and pp. 53-56, September 1976 ? I have never s

Re: [Sursound] The BBC & Quadrophony in 1973

2017-01-05 Thread Eero Aro
Hi In the Motherlode: http://tinyurl.com/gl67hy3 Should be in the BBC history site as well. Eero ex OH2BLC :-) 5.1.2017, 14:51, Alan Varty kirjoitti: Hello Andrew, Yes it was. I seem to recall the BBC had to get permission from Sansui to allow the use their Variomatrix chipset for H. At t

[Sursound] Zylia

2016-08-16 Thread Eero Aro
Hi All Has there been discussion in Sursound about this microphone? Can't remember. http://zylia.co/ There is an article about the company in the latest PSN Europe magazine. Eero --- http://www.tonfiks.fi www.facebook.com/tonfiks/ _

[Sursound] Cowboy Junkies Trinity Session recording

2016-04-26 Thread Eero Aro
An article in SOS Magazine: http://tinyurl.com/zrldorr Eero ___ 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.

Re: [Sursound] Re-Routing VST Plugin

2016-04-11 Thread Eero Aro
Hi Have you checked in Acousmodules? http://acousmodules.free.fr/infos.htm I have Miniroute 66 installed and at least it seems to work in reaper. Try to check if Accumatrix 16, or Matrix 24 P would do the job. These two are under: http://acousmodules.free.fr/reservoir.htm Eero 11.4.2016,

Re: [Sursound] OT Stereo stage width - Was: Static stereo source in rotating soundfield, possible?

2016-03-30 Thread Eero Aro
Thank you Eric. That sums it great up, and you give the sources of the researches. Finally some facts to the table. Some of those papers are in the Motherlode, but by which names? Eero 30.3.2016, 21:44, Eric Benjamin kirjoitti: There are several classic papers on 2-channel stereo reproduc

Re: [Sursound] OT Stereo stage width

2016-03-30 Thread Eero Aro
Peter Lennox wrote: At the back of my mind, the4re's something nagging me - I'm sure I've read of someone advocating 3 speaker stereo (is that similar to trifield?) and finding that a wider spacing of LR speakers was desirable? - makes sense. Well, Harvey Fletcher and the Bell Labs team started

Re: [Sursound] OT Stereo stage width - Was: Static stereo source in rotating soundfield, possible?

2016-03-30 Thread Eero Aro
David Pickett wrote: Somebody else said that he has encountered people who have difficulties with stereo. I said that I have met during the three decades or so, students who perceive a stereo image reproduced by two loudpeakers in different ways. Most people seem to integrate a stereo sound im

Re: [Sursound] Static stereo source in rotating soundfield, possible?

2016-03-28 Thread Eero Aro
It's early days in VR. I agree with Stefan. A couple of months ago I attended a seminar, where we were shown some 360 video examples of holiday travel advertising clips. VR is a nice tool for the travel agencies, as you can get a hint of what you could see if you travel there. It just looked

Re: [Sursound] OT Stereo stage width - Was: Static stereo source in rotating soundfield, possible?

2016-03-27 Thread Eero Aro
Hi Dave I have a feeling that this subject has been discussed in Sursound many times before. The point in my reply was that when you use two channel stereo in the surround sound field, a wide angle between the virtual loudspeakers doesn't work too well. I don't know where the 60 degrees angle b

Re: [Sursound] Static stereo source in rotating soundfield, possible?

2016-03-26 Thread Eero Aro
Let's say I have a stereo music bed in a spherical video Oops, I didn't read carefully _that_ part. Anyway, all answers tell you that it is possible. Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sur

Re: [Sursound] Static stereo source in rotating soundfield, possible?

2016-03-26 Thread Eero Aro
Hi When you use two channel stereo in the 360 soundfield, pay attention to two things. If you pan the Left and the Right channel of the stereo into directly opposite directions, say + 90 and - 90 degrees (to left and right), you basicly lose the directional cues. What you hear is a very spaci

Re: [Sursound] Different usages, different spaces, different decoders?

2016-02-22 Thread Eero Aro
Ok, here. I put it in my DB: https://dl.dropboxusercontent.com/u/22100835/Comparative%20study%20of%20effective%20soundfield%20reconstruction%20Furlong%20AES%20198909012014_.pdf I won't keep it there for a long time. Please download. Eero ___ Surso

Re: [Sursound] Different usages, different spaces, different decoders?

2016-02-22 Thread Eero Aro
Here's one paper Dermot that was involved with: http://tinyurl.com/jnsla88 Can't find the other one... Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit account or option

Re: [Sursound] Never do electronic in public.

2016-02-03 Thread Eero Aro
David Pickett wrote: But... I seem to be the only person I know who complains about ALL the dialogue coming from the centre speaker on 5.1 movies! Having sterero dialogue seems to me to be a basic necessity for realism (AKA consistent and natural cues)! That was the fault of the film sound t

Re: [Sursound] Ambisonic recordings and noise reduction - best practise?

2016-01-05 Thread Eero Aro
Right after hitting "send", I remembered: I did the noise reduction in a DAW. First sampled the noise from the WX pair. Did adjustments to the noise reduction module. Processed that and bounced WX. Then removed the WX clip from the DAW track, opened the YZ file onto the same track (starting fro

Re: [Sursound] Ambisonic recordings and noise reduction - best practise?

2016-01-05 Thread Eero Aro
Trond Been there, but that was many years ago. Have you tried using the noise reduction modules as plugins? - Split the channels into 2-channel pairs. - For example in ProTools or Reaper or similar, insert two instances of the noise reduction VST into two separate stereo tracks. - Route and bou

Re: [Sursound] Wireless speakers

2015-12-17 Thread Eero Aro
A bit googling: http://www.coolatoola.com/ 8 channels, Mac, Linux. Some limitations though. Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit account or options, view ar

[Sursound] Audio cable - relic

2015-12-17 Thread Eero Aro
Sorry, forgot to comment. I use another subject to avoid off-topicing. Augustine wrote: I look forward to the day when I hear the question "Grandad - what's an audio cable ?" I have been looking forward for decades to the day when I hear the question: "Grandad, what is that clumsy obejct that

Re: [Sursound] Wireless speakers

2015-12-17 Thread Eero Aro
Hi Augustine Unmonday uses Apple Airplay. http://unmonday.com/ I am not familiar with Airplay, but at least that application can use five channels. Maybe it's a good idea to have a look at AirPlay? I don't know of wireless systems with more channels. You could use wireless microphone transmi

Re: [Sursound] vertical precendence and summing localisation (wallis and lee 2015)

2015-12-12 Thread Eero Aro
Hi All Sorry that I haven't been reading this thread too carefully and may have missed the point, whether the discussion is about headphone or speaker listening. Sometimes I have a bad habit just to dump posts. However, here's the LEDR test for loudspeaker listening. It is intended for quick ste

Re: [Sursound] OT: Opportunities for Study and Funding at the University of Birmingham / BEAST

2015-11-21 Thread Eero Aro
Sorry, still continuing the off-topic with this subject. Dave Malham wrote: ...they sure as hell notice if voices don't "come from the actor's mouth". Hehe. A propos Blumlein: Reminds me of the story told in the Blumlein biography, which explains how Blumlein became interested about "binaural

[Sursound] Acousmatic

2015-11-21 Thread Eero Aro
Dave Malham wrote: Not quite sure how we got from defining acousmatic music to film sound I mentioned that the word is used with cinema sound. It's not just music that can be acousmatic, it's sound as such. Michel Chion has developed a number of conceptions that were needed to be able to dis

Re: [Sursound] OT: Opportunities for Study and Funding at the University of Birmingham / BEAST

2015-11-20 Thread Eero Aro
H...well. Yes, basicly. As used today, in film/cinema sound, an acousmatic sound is something you can hear, but you cannot see the actual source of the sound in the picture. Eero 20.11.2015, 23:29, Dave Malham wrote: Hmm - well, it is a very "European" thing. Actually, the Wikipedia articl

Re: [Sursound] SQ QUAD

2015-10-21 Thread Eero Aro
Aah, well... I don't feel that I have fallen into any trap, as I have never even tried to understand the quad matrix systems. I used surround sound in production in my work in the 1990's and none of the matrix systems did what I wanted. I look forward to read from your blog, when you really reve

Re: [Sursound] SQ QUAD

2015-10-21 Thread Eero Aro
Richard wrote: The basis for their work appears to be the many inacurate sites filling the web with 'oh-so' wrong, ill informed inacurate information. Well, this subject isn't much of my interests, but at least Stephan Hotto's decoder claims to use exactly the equations you are citing: Impleme

Re: [Sursound] SQ QUAD

2015-10-20 Thread Eero Aro
Richard wrote: the two software programs you've been provided links for don't decode it, they are so wrong it's hard to know where to start. snip I don't normally like advertising it like this Well, sometimes it is good idea to to advertise. I have never heard of your blog and would have n

Re: [Sursound] SQ QUAD

2015-10-20 Thread Eero Aro
There's another: http://www-user.rhrk.uni-kl.de/~junglas/SQdecode/SQdecode.html Eero 20.10.2015, 20:35, David Pickett kirjoitti: 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 th

Re: [Sursound] SQ QUAD

2015-10-20 Thread Eero Aro
There's one: http://www.hotto.de/software/quadrophonicmatrixdecoder.html Eero 20.10.2015, 20:35, David Pickett kirjoitti: 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

Re: [Sursound] Advice on new loudspeaker array... Genelec 8010 speakers?

2015-10-14 Thread Eero Aro
Hi My current speakers are Genelec 8040's. The sub is 7050B, although it isn't intended to be used with the 8040:s. I use a designated cross-over for the sub. The 8040 goes down to 48 Hz, so the sub actually only takes care of the first two octaves. The stereo imaging is very good. I have also

Re: [Sursound] [OT] Recording uni lectures ...

2015-09-21 Thread Eero Aro
Hi I've simply used (an old) Zoom H2 SD-card recorder. I have usually set it for mp3 for lecture recordings (good enough audio quality and lots of duration) and selected a fig of eight mono recording, so that possible questions from the audience also get recorded (at least somehow). I have aske

[Sursound] 3D Sound Labs Neoh headphones

2015-04-22 Thread Eero Aro
Hmm... Interesting: http://3dsoundlabs.com/en/ http://3dsoundlabs.com/en/how-does-it-work/#psychoacoustique Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit account or op

Re: [Sursound] UHJ anyone?

2015-04-19 Thread Eero Aro
Hi Marc Software, VST plugins. My favourite and possibly the one with the best graphic resolution and display is The Flux Stereo Tool: http://www.fluxhome.com/products/freewares/stereotool-v3 There was a thread about recognizing UHJ encoding some time ago, can't remember when. Must have been yea

Re: [Sursound] UHJ anyone?

2015-04-19 Thread Eero Aro
Hi All I don't have an UHJ decoder hooked up at the moment, but by listening to Flower of Life in stereo and looking at the goniometer I must say that this recording is not UHJ encoded. There is a lot of content with large phase differences. Those will decode to the rear part of the soundfield w

Re: [Sursound] ST250 positional test request

2015-01-24 Thread Eero Aro
John Leonard wrote: I've come across an anomaly in some archive work Unfortunately I don't have a ST250 in my use anymore, so I can't help with your actual problem. However, my colleague Teemu did notice a strange low frequency boost in the 250, when it was at end fire position. The boost wasn

Re: [Sursound] Oculus Rift Visual Demo + Ambisonic Audio Available?

2014-11-27 Thread Eero Aro
Hi As usual, we seem to be going around in circles. I found a trace of a Sursound posting I made two and a half years ago. :-) >Richard Dobson wrote: >> Out of interest - what research has been done on this where the >> listeners were lying down? > >The subject is not my area, but I know of an

Re: [Sursound] Oculus Rift Visual Demo + Ambisonic Audio Available?

2014-11-26 Thread Eero Aro
Dave Malham wrote: ​Unless, of course, you are a flight deck marshal on an aircraft carrier ​(the person with the two paddles) :-) I was tempted to mention Top Gun, but didn't. :-D Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.mu

Re: [Sursound] Oculus Rift Visual Demo + Ambisonic Audio Available?

2014-11-26 Thread Eero Aro
Hi Exactly what Dave wrote. The human auditory system has also "learned" and "got used to" which particular sounds "normally" come from above and from below. Leaves rustling in the wind, birds, aeroplanes - from above. Footsteps etc. from below. I have tried playing such sounds from the "wron

Re: [Sursound] another 100k for "3D"

2014-10-25 Thread Eero Aro
Hi All About re-inventing... JVC made a headphones/binaural mics combination in the seventies, HM 200 E. Photos example in here: http://tinyurl.com/mpa96ms http://tinyurl.com/nzpdld9 I must admit that the modern re-invention looks much more lightweight and elegant. :-) Eero ___

Re: [Sursound] Ambisonic Toolkit (ATK) for Reaper - Public beta v.1.0.b3

2014-09-13 Thread Eero Aro
David Pickett wrote: I meant: Can someone please explain to me how one would install and use ATK with ReaPlugs in a DAW other than Reaper that also uses VST plugins? It's an .exe file. Run it. It will guide you through. As far as I remember, you tick the modules you want to use. Show the insta

Re: [Sursound] Splitting a 10.2 file

2014-09-02 Thread Eero Aro
Also these came into mind: I think Richard Dobson's Channelx will split any multichannel file: http://people.bath.ac.uk/masrwd/mctools.html It's a command line program. Very fast. Needs lotsa careful typing. - - - I have also sometimes made a real time conversion from a multichannel file into

Re: [Sursound] Splitting a 10.2 file

2014-09-02 Thread Eero Aro
Hi Augustine I am not sure if the Sound Devices Wave Agent will handle that much tracks. Most likely it will. I have used it for 4, 6 and 8 track multichannel files. http://www.sounddevices.com/notes/recorders/wave-agent/wave-agent-1-16-available-for-mac-os-and-windows/ or http://tinyurl.com/3

Re: [Sursound] Noise reduction on Ambisonic files

2014-08-07 Thread Eero Aro
Hi All Sampo, I guess that in this case we are talking about the hiss that originates from the amplifier stages of the microphone. Of course the acoustic noise into the capsules from Brownian movement adds to this, but that part is much smaller. The microphone self noise (or hiss, if you like) w

Re: [Sursound] Noise reduction on Ambisonic files

2014-08-06 Thread Eero Aro
Joseph Anderson wrote In B-format, if you gate out one of the channels, you get a substantial change in imaging. E.g., if you gate out Y, you loose 'width'. This makes me think, that with Izotope RX or similar noise reduction software, it might be good to take the noise profile sample for exam

Re: [Sursound] Fireworkss...

2014-07-14 Thread Eero Aro
Marc Lavallée wrote: A microphone attached to a weather balloon Also, there isn't much what to record up there. It's rather quiet. The noises from the ground tend to sound like very diffuse noise, and there's very little low frequencies. The hum of traffic is much lluder on the ground surface.

Re: [Sursound] 16-Channel Surround Concert - 7th June, Derby, UK

2014-06-03 Thread Eero Aro
David Pickett wrote: What does one need to decode this? To decode binaural? Cans, two ears. Eero ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound

Re: [Sursound] 16-Channel Surround Concert - 7th June, Derby, UK

2014-05-20 Thread Eero Aro
I agree that people go to a concert for the music/sound/performance/ content. Stefan Schreiber wrote: Unless you would assume that the composition/music is really worth it. Unless you would assume that you could learn something from the technique to help your own future work. Eero __

Re: [Sursound] 16-Channel Surround Concert - 7th June, Derby, UK

2014-05-19 Thread Eero Aro
Bruce Wiggins wrote: Sorry, but I did think this show would be interesting and relevant to this list as an example of where Surround Sound is being used in a live context in a commercial theatre But Bruce, of course it is. It is interesting to know that surround sound of any description is us

[Sursound] BBC binaural

2014-05-02 Thread Eero Aro
Hi All This just in: http://www.psneurope.com/old-school-surround-return-binaural/ As a curiosity and co-incidence, our Finnish Broadcasting sent about a month ago a binaural radio drama. It was a recording from 1980. The play was Happy End by Dorothy Lane, songs by Bertolt Brecht. Unfortunate

Re: [Sursound] I despair, sometimes.

2014-04-28 Thread Eero Aro
John Leonard wrote: Makes me want to weep. Me too. On the other hand, to some extent I can relate with the opinions. Having worked for more than 30 years in broadcasting, I learned something about the studio process. I do understand, that mono and stereo are the easiest track formats in multi

Re: [Sursound] Question about UHJ

2014-03-17 Thread Eero Aro
Hi The DASH format was published by Sony and Studer in 1982: http://en.wikipedia.org/wiki/Digital_Audio_Stationary_Head Mitsubishi had their own format. I would assume that it was possible at this time to combine several stereo tapes into some "virtual" multitrack tape I find this today as a

Re: [Sursound] Question about UHJ

2014-03-17 Thread Eero Aro
Stefan Schreiber wrote: I would call this a serious case of incompetence. In the sense that it was possible to archive 3/4 channels, also in the 80s. Strong words. I visited Nimbus in the early 90's. I must say that they used the best possible equipment that was available at the time. The peop

Re: [Sursound] Question about UHJ

2014-03-14 Thread Eero Aro
Hi All I wouldn't call the UHJ encoding phase differences nasty. The designers of the encoding tried to choose such phase shifts, that shouldn't sound bad to most listeners. A mono sound panned directly behind has a 110 degrees phase difference in the encoded UHJ stereo signal. To me it sounds

Re: [Sursound] 4 D sound (!)

2014-03-05 Thread Eero Aro
Yeah, and stretch and compress. And warp, and whatever. :-) Eero 5.3.2014 22:04, Ronald C.F. Antony wrote: Actually, with recorded media one can scrub back and forth through time, so it would still be +1D Ronald ___ Sursound mailing list Sursound@

Re: [Sursound] 4 D sound (!)

2014-03-05 Thread Eero Aro
Nah With my Serious Bloke hat on: Mono is 0,5 D sound. Distance and depth in front of the listener. Stereo is 1,5 D sound. Left-Right / distance and depth in front of the listener. Pantophonics is 2D. Front-Back, Left-Right. Periphonics is 3D. Front-Back, Left-Right, Up-Down. (Binaural also

Re: [Sursound] 'Quasi-flat' binaural

2014-01-10 Thread Eero Aro
Isn't Roger Waters' Amused to Death Q-Sound? Q-Sound was designed to work with both speakers and headphones. It is not binaural as such. With speakers the stereo stage is very wide. However, the album has some very effecive spatial moments. Eero ___ S

Re: [Sursound] Surprise, Surprise

2013-12-31 Thread Eero Aro
Jon Honeyball wrote: You set up a 4 (or maybe more?) speaker horizontal surround array, and then played some music I attended an APRS Studio Engineers Course in the same place in Guildford in 1986. Richard had a similar demo at that course, too. That was the first time when I heard Ambisonics.

Re: [Sursound] OT: Digital stereo mini-mixers

2013-12-18 Thread Eero Aro
Jörn Nettingsmeier wrote: i can't think of any commercial products that would fit this requirement. Not me either. I guess the main problem is the syncing. I found this: http://www.thomann.de/fi/dangerous_music_dbox.htm ...but 1444€ just for mixing two SPDIF signals?? A thing that comes to mi

Re: [Sursound] [Bulk] Re: Fwd: Alan Parson's Stereotomy and UHJ

2013-12-09 Thread Eero Aro
Richard G Elen wrote: McCartney's "Liverpool Oratorio" is done like that for example, and it would be worth someone going through the Collins Classics list, finding which were mixed by John, and see if they decode. Wot? Done that decades ago. See: http://www.surrounddiscography.com/uhjdisc/uhjh

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