[Sursound] Adding stereo to monophonic audio

2013-05-22 Thread Andrew Castiglione
Interesting http://hackaday.com/2013/05/22/adding-stereo-to-monophonic-audio/ -Original Message- From: Hack a Day [mailto:comment-re...@wordpress.com] Sent: Wednesday, May 22, 2013 8:00 AM Subject: [New post] Adding stereo to monophonic audio Post : Adding stereo to

[Sursound] Measurement, Analysis, and System Implementation of the Head-Related Transfer Function

2013-05-22 Thread Andrew Castiglione
http://people.ece.cornell.edu/land/courses/ece5030/FinalProjects/s2013/pmd68 _ecs227_hl577/pmd68_ecs227_hl577/index.html -- next part -- An HTML attachment was scrubbed... URL: https://mail.music.vt.edu/mailman/private/sursound/attachments/20130522/76dfcc33

Re: [Sursound] [allowed] Re: Recreating a 3d soundfield with lots of mics.....

2013-05-22 Thread Robert Greene
No. But the fact that a hall sounds anechoic or nearly so does not mean it is! To the extent that I could find out on line in a quick search, it seems that the reverb time was about 1.4 seconds. This is much too short to sound satisfactory and moreover the rise of RT in the bass was not

Re: [Sursound] Naive question on MS and Ambisonics

2013-05-22 Thread Jörn Nettingsmeier
Hi Ray, On 05/22/2013 01:24 AM, revery wrote: Hello jörn, Thinking about what you say here, is this working by having pure M from the front and S from 90 degrees to the side, effectively 'mixing' the M S signals in the air as they reach the ears/brain? (Maybe I'm thinking about this too much,

Re: [Sursound] Adding stereo to monophonic audio

2013-05-22 Thread Rev Tony Newnham
Hi I seem to remember reading a review of kit that could do this - and/or construct 5.1 from stereo - aimed at TV broadcasters. That was just a couple of years ago - not the inverse comb filter system that was sometimes (mis)used to convert mono to stereo in the early days of stereo records.

Re: [Sursound] [allowed] Re: Recreating a 3d soundfield with lots of mics.....

2013-05-22 Thread Robert Greene
Sorry! I read the wrong volume! RFH is actually 21,960. This gives critical distance ~ 7 meters. (not that this changes my basic point but just for the record) Robert On Wed, 22 May 2013, Robert Greene wrote: No. But the fact that a hall sounds anechoic or nearly so does not mean it is! To

Re: [Sursound] Naive question on MS and Ambisonics

2013-05-22 Thread Robert Greene
Didn't Lauridsen propose and experiment with stereo playback done this way--with a mono signal in the center and a diffference signal produced by a edgeon mounted dipole? Robert On Wed, 22 May 2013, J?rn Nettingsmeier wrote: Hi Ray, On 05/22/2013 01:24 AM, revery wrote: Hello j?rn,