Greetings Everyone,I haven't posted in ages--a move to Silicon Valley over a
year ago has occupied my time.Does anybody have a Soundfield recording of a
loud nightclub or live music venue? I mean really LOUD electronic dance or rock
music. I understand this isn't something you'd normally take a
DIT the quoted post so that it is not the entire digest, but just
the post you are replying to - this will keep the archive useful and not
polluted with extraneous posts.
Today's Topics:
1. Ambisonics recording of LOUD night club or venue? (Eric Carmichel)
2. Re: Ambisonics recordin
Greetings to all:
I am an Audio Production Technology student in the USA. I am also a hearing
scientist with a few modest credentials under my belt. I am, however, new to
Ambisonics.
I have been an audio enthusiast for most of my life. My current research
interests include cochlear implants and
Hello Everyone,
Since my first post (Greetings from a newcomer...), I have received many kind
and informative emails. Because there may be confusion regarding my cochlear
implant (CI) research, here’s some additional background: Part of the impetus
for my work stems from an attempt to show (obje
Greetings again to all,
My second post (“Great responses to my post--thanks!”) elicited some noteworthy
responses, particularly regarding my comment that most binaural recordings that
I’ve listened to don’t give a sense of “open space.” Naturally, we all have a
unique HRTF, and recordings or IRs
Hello Sampo,
Many thanks for your thorough and interesting reply to my post. Even if
binaural listening with head tracking could be perfected, headphones are still
out of the question when it comes to presenting stimuli to hearing aid and
cochlear implant users. A need for presenting sound in th
Greetings to All,
The patent 'finds' are interesting and, as usual, give credence to the
expression "there's nothing new..." Of course, if one looks closely at the
cited patents, you'll see that the microphones and associated circuitry mix
down to single-channel outputs (or provide a meter readi
Greetings:
Hello Michael C. and Fons A.,
Thank you for your detailed and informative responses to my questions.
Fortunately, the speakers I have chosen are well-matched and have good response
characteristics. I matched them some time ago; however, each speaker underwent
testing at an identical lo
Happy New Year to All,
I have to agree with Dave M. that the Acta Acustica united with Acustica
articles can be fiendishly expensive (Dave's words). As a student, I'm keeping
my fingers crossed that I can get these through inter-library loan. In some
instances, articles of interest can be found
Hello Jörn,
Thanks for writing. Your response isn’t too late, and it may have saved me from
potential grief. From what I’ve read, FFADO 2.0 will work with the MOTU
Traveler (first generation) and the 896HD. These are the very two MOTU devices
that I own.
Some years back (prior to learning of Amb
Hello Fons,
Your query ("what motivates authors to make their work available in this way")
made me think of my own situation. Perhaps publishing in peer-reviewed journals
is analogous to receiving Merit Badges in Scouts: In some instances, it’s how
one gets rated, noticed, or makes it to the nex
Hello Michael,
I agree with you 100
percent about forgetting realtime and creating the wav files that can be played
on my existing setup. Even in the past, when I've used MATLAB to alter signals
(for example, a MATLAB-implemented phase vocoder for
implant simulations), I do the processing off-l
Hi Dave,
I just wished to add my two bits regarding binaural listening and the rearward
illusion you experience. Having investigated the effects of binaural electronic
hearing protectors on localization, I do recall two sources of information (in
addition to my own) where listeners experienced a
Hi Fons,
Thanks for the info regarding Ardour. Although I’m not an application developer
(nor aspire to be), I have used Python. Not too long back, I purchased some
sensors from Phidget to make a response box. I also built a few gadgets based
on the Arduino microcontroller, and Python code simpl
Greetings Everyone,
First, thanks to all who read or responded my previous posts--everyone's help
and insight was appreciated.
Second, as I continue my cochlear implant research, and creating virtual
listening environments for 'real-world' testing of hearing-impaired listeners,
I have made recor
Greetings Everyone,
First, Many thanks to all for the help regarding my recent post (VVMic &
TetraMic help). Special thanks to David McGriffy (VVMic), Len Moskowitz (Core
Sound / TetraMic), Richard L., Aaron H., Eric B., Jascha N., Paul H., Bill de
G. and anyone I may have accidentally missed.
I
Hi Cara,
I enjoyed reading your post and the many responses that followed. I assume
you’re aware of the book “Michael Gerzon: Beyond Psychoacoustics.” I believe
you’d find it to be worthwhile reading for your dissertation.
As an American, I’ll confess we like things big, loud, and gimmicky. Promo
Greetings All,
I'm glad the topic of Blumlein, ORTF, etc. came up. I've been doing a lot of
music recording (in contrast to my usual cochlear implant research). Included
in my arsenal is an SSL console, Neumann U149 mics, an AEA R44 ribbon mic (plus
several Royer ribbon ics), superb musicians, a
my experiences, and certainly hope
others can benefit from them as well.
Kind regards,
Eric
From: Daniel Courville
To: Eric Carmichel ; Sursound
Sent: Friday, April 6, 2012 9:44 AM
Subject: Re: [Sursound] ORTF, Blumlein, and HRTF files for download
Le 12-04
Hello Haig,
Thank you very much for the note and for the link (below). Gathering
from my research and from what I’ve read over the years, pitch discrimination
is difficult for cochlear implant (CI) recipients, thus making music
enjoyment... well... not so
enjoyable. As the video states, we take ou
Hi Aaron,
Many thanks for sending the link to JASA Express Letters. Readers of this
mailing list may question why an article pertaining to cochlear implant (CI)
patients is relevant to Ambisonics. I’ll get to this a few paragraphs down.
It is no surprise that interaural timing differences (ITDs)
Greetings All,
I was intrigued by the post titled 'catching flies' because distance-to
information is an area of interest to me. As a few folks out there know, my
interest in Ambisonics (aside from music) is its application to hearing
research. It is important for safety reasons that a hearing a
Greetings All,
Many thanks for the insightful responses to my recent post (Catching the same
fly twice). I was pleased to read that most folks on the mailing list are a lot
more qualified to discuss Ecological Psychology than I was (and thanks to E.
Deleflie for the kind and insightful note).
D
Greetings,
I very much agree with Bo-Erik that what I proposed would be a difficult, if
not nearly impossible goal to achieve. Loudspeakers are certainly one of the
weak links in the system--and the link most open to subjective impressions. Dr.
Bengt-Inge Dalenbäck (CATT-Acoustic) had suggested
Greetings All,
I continue to learn a lot from this site (and someday hope to have something to
give back). For now, however, I will briefly comment on posts by Umashankar
Mantravadi, Augustine Leudar, and Entienne.
Entienne wrote the following [abridged]: **The argument essentially says that
fo
ase: Simply getting a decent speech understanding score
was an accomplishment! But as processors and hearing aids
advance, I believe the test protocols will have to advance too. Just my
thoughts here.
Many thanks again for writing.
Kind regards,
Eric
____
From: Robert Gr
Hello Dave,
Thanks for the note (re the sound of vision). In addition to my hearing
research, I’ve been doing a fair amount of music recording. Here in the USA,
spaced pair miking is quite popular, as is isolating instruments and then
positioning the instruments via panning in the final mix. I’v
Hello Everyone,
For the first time since I began exploring Ambisonics (and purchasing a
TetraMic), I see Ambisonia is up and running. What a great site! Many thanks to
Marc L, Dave M, Oliver L, Etienne, and all the people who made contributions. I
have two quick questions:
First, does anybody h
Hello Marc, Paul, Aaron and everyone,
Thanks for the informative responses to my bittorrent inquiry.
Paul, I had previously downloaded a number of files from your ambisonic.info
site, as there is reference to it from the Core-Sound site (I'm fairly certain
this is how I found it months back). I
Hello All,
First, many thanks for taking time to read this. This may be one of my better
attempts at communicating what I’m attempting to do.
I very much appreciate and respect all the input regarding human perception (re
prior posts / the sound of vision).
Professor Robert Greene wrote *...But
Greetings to All:
Several months ago I had suggested making a recording of an Ambisonics
recording using an Ambisonic mic centered in an array of six or eight
loudspeakers. I was curious as to whether the second-generation recording would
retain the original recording’s (perceived) directional
Greetings All,
Regarding mobile recording rigs, their seems to be belief that any recording
device or preamp that uses rotary pulse encoders in lieu of potentiometers is
intrinsically dead accurate across channels. For this reason, a lot of folks
avoid using recording devices with conventional p
Greetings to All,
I have been reviewing the literature on Auralization in attempts to create
viable stimuli for research. Everybody here has been great. I do have another
question/comment regarding loudspeaker placement.
In nearly all Ambisonic setups, the listener's head lies on a line connectin
rovide a lot of material for auralization, and I'm grateful
to everyone who has provided recorded material as well as food for thought.
Kind regards,
Eric
____
From: Michael Chapman
To: Eric Carmichel ; Surround Sound discussion group
Sent: Wednesday, October 3, 2
Ok, the subject title is a take on the Robbie Robertson/The Band/Dylan song The
Weight (Take a load off Annie... and you can put the load right on me). So what
does this have to do with sursound? Answer: Native processing (Intel) versus
dedicated hardware control (via a collection of BB PGA2311
y make good use of
them.
Kind regards,
Eric
____
From: Augustine Leudar
To: Eric Carmichel ; Surround Sound discussion group
Sent: Saturday, October 6, 2012 2:43 AM
Subject: Re: [Sursound] Take a Load off Intel (and put the Load on IC)
I am not sure about the second part of your post.
Greetings:
I've noticed an STS 250 mic that has been on eBay (at least the US site) for
more than a week. In fact, I had written the seller (who I do NOT know ) with
some info pertaining to the STS, and the seller has since added that info to
the listing. Specifically, the paragraph that reads,
Hello Sampo,
I always appreciate your suggestions, insight, and (occasional) provocative
comments. Here’s a tiny bit on info that may shed light on why I do things in
‘squirrelly’ fashion (and my Ambisonic recording of a chattering squirrel ain’t
nothin’ compared to this diatribe).
My doc studie
nd matching preamps), a TASCAM
D-680 recorder, a Roland R-4 Pro recorder, and a MOTU 896HD audio interface
(mostly used for playback).
Anyway, I'd certainly like to learn more about your products.
Thanks again for the info.
Kind regards,
Eric
____
From: Conor Mu
Hello All,
Just saw the sursound post regarding Orfield Labs' anechoic room and the "30
dB" conversation level.
I met Steve Orfield at his Tucson (AZ) home not too long ago--actually brought
up the topic of Ambisonics with him, too. I'll ask Steve where the 30 dB came
from--and what units of dB.
Greetings,
Mostly through serendipity, I have had the pleasure and privilege of great
teachers. I studied recording arts under Andy Seagle (andyseagle.com) who
recorded Paul McCartney, Hall & Oats, and numerous others. My doc committee
included Bill Yost, who is widely known among the spatial he
the cave may be too much for yours truly to
comprehend. But as long as I turn toward the shadows (or my feet), everything
remains real.
Best regards,
E
____
From: Michael Chapman
To: Eric Carmichel ; Surround Sound discussion group
Sent: Saturday, Novembe
Greetings,
I would like to model microphone pickup patterns in conjunction with HRTFs and
Ambisonic recordings that I've made. To give a specific example, I would like
model a miniature supercardiod mic, pointed forward, that is located proximal
(or superior) to the pinna. This would be akin to
Hi All,
Being as the vestibulocochlear nerve is responsible for transmitting
sound and equilibrium (balance) information from the inner ear to the
brain, it seems that balance dysfunction (or abnormal situations, such
as space travel) could affect localization.
Dr. Michael Cevette, Ph.D. (Mayo C
For Sursound subscribers, the ideas of virtual microphones and binaural
recordings via Ambisonic recordings is old news. But there are a lot of hearing
scientists, sound designers, recording engineers, and surround-sound
enthusiasts who are not familiar with Ambisonics and what it offers.
One wa
Hello Fons,
Thanks for reading my post and for commenting on it.
Years back, I picked up a book titled Acoustical Factors Affecting Hearing Aid
Performance (Studebaker & Hockberg, Editors). Within the book was a chapter
titled Transducers and Couplers (or something like this) authored by Mead
Ki
Hello Eric,
Many thanks for the link to Knowles' miniature mics, as that is more current
than the HA mic articles (e.g. Killion et al) I have on file. Clearly, such
mics aren't intended to compete with Neumann, Schoeps, etc. studio mics, but
their performance is quite amazing for such tiny mic e
Greetings All
Back in October (Sursound Digest, Vol 51, Issue 24, to be exact) there was a
post regarding places to visit, and Orfield Labs, the "quietest place on Earth"
was showcased. It was then pointed out that the BBC article (link below) said,
"an average conversation runs at about 30 dec
dBm) is rarely accounted for. This, then, often creates
confusion when teaching the difference among line-level, mic-level, dBm, dBv,
dBu, dBV, etc. I think I'll go into journalism... few will notice my mistakes.
Best,
ELC
____
From: David Pickett
To: Eric Car
Greetings to All,
I've been working on listening samples to help explain my "ideas" regarding
hearing aid and cochlear implant research to others. For starters, I'm using
IRs obtained with a Soundfield mic to auralize dry speech. Unfortunately, more
questions than sounds surround me weary head.
ly in the
processed recording.
Again, many thanks for writing.
Kind regards and Happy Holidays,
Eric
____
From: John Abram
To: Eric Carmichel ; Surround Sound discussion group
Sent: Saturday, December 15, 2012 6:50 AM
Subject: Re: [Sursound] Ghost in Machine
Per
d Happy Holidays,
Eric
From: John Abram
To: Eric Carmichel ; Surround Sound discussion group
Sent: Saturday, December 15, 2012 6:50 AM
Subject: Re: [Sursound] Ghost in Machine
Perhaps I'm misunderstanding, but this sounds completely normal to me.
T
____
From: Fons Adriaensen
To: Eric Carmichel ; Surround Sound discussion group
Sent: Saturday, December 15, 2012 9:51 AM
Subject: Re: [Sursound] Ghost in Machine
On Sat, Dec 15, 2012 at 08:20:49AM -0800, Eric Carmichel wrote:
> No, this isn't at all like playing speech
Thanks again for help, and for setting me straight. One way to learn is to
experiment and listen carefully. Others already knew what I had discovered for
myself, but I think I have a good grasp of what's going on. Listen and learn.
Happy Holidays,
Eric
Fro
ouch for any scientific validity of the stimuli -- I simply chose it because
it "sounded right" (this ain't gonna fly).
Many thanks for your time.
Best wishes,
Eric
From: Fons Adriaensen
To: Eric Carmichel
Sent: Sunday, December 16, 2012 4
assing along your two cents--it really is valuable to know
what goes on the "regular" world of music recording. I have Altiverb, but
really haven't used it much. Now I'm interested in exploring it further.
Kind regards,
Eric C.
From: Pi
Hello Toni,
You're correct about Waves--no x, y, z files--just surround on their
Acoustics.net website and IR bundles (I have the Waves Mercury bundle).
www.openairorg.net is the only remaining Ambisonic IR library that I can find.
There has been updated info to the site since I first "discovered
sound in space
from a surround of loudspeakers rules. This isn't portable, so giving a demo of
Ambisonics requires that the listener has access to the requisite equipment.
Hard to find those listeners...
Best to all,
ELC
Eric Carmichel
Cochlear Concepts
I take full responsibility for my opini
Greetings everyone,
I enjoyed the recent posts regarding binaural demos and headphones versus
loudspeaker arrays.
I am writing this post off the cuff, so I can’t site peer-reviewed articles
immediately. But I believe what follows is accurate.
Audiograms for individuals with profound hearing loss
Greetings to All,
First, thanks to Dave and Haigel for your insights and responses to my recent
post. I know little about insects or arachnids, and had no idea scorpions have
a keen sense of sound-source direction. This suggests the equivalent of an
interaural time delay, but as it would apply t
Greetings to All,
I was looking at the web link that David M. provided regarding inertial
transducers, and wondered whether placing one of these devices on my living
room wall would approximate the elusive infinite-baffle loudspeaker (I’m
recalling articles written by the great Harry Olson). But
Greetings All,
The idea of recording an IR in an unusual environment* is interesting. When I
first read the original post, I wondered how closely a simulation would match a
recorded response.
Although I'm far from an expert on room acoustics, I have used simulation
software (e.g. Sabine, Odeon,
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 vs argon) might have been i
. Thanks for writing.
Best,
Eric C.
From: Michael Chapman
To: Eric Carmichel ; Surround Sound discussion group
Sent: Saturday, February 9, 2013 1:01 PM
Subject: Re: [Sursound] Jason and the Argon-nots
> Greetings to All,
> Just a few thoughts reg
Greetings to All:
I am building a surround system for the playback of live recordings and video.
Naturally, as with all of us, there are economic as well as technical
constraints. The purpose of this post is suggest (and receive feedback) for a
system that uses multiple subwoofers in order to o
Greetings to All,
First, many thanks to Jörn, Bo-Erik, and Michael for your responses to my
recent post. Your responses gave me food for thought, and I’d like to add a few
comments regarding audio interfaces, psychoacoustics, and pseudo second-order
miking (I’m confused in this latter area).
B
Greetings to Everyone,
I received some great input and ideas related to my last two post (bi-amping
the B-format and subwoofers). Everyone’s input was greatly appreciated.
It wasn’t all too long ago that I first learned of Ambisonics, and then this
group. At the very start, there was a comment st
Greetings to All,
As always, many thanks for everyone’s time. This post references replies
received from Peter and Jörn: Thank you both for your expertise, sharing
experiences, and taking time to write.
[from Dr. Lennox] “For mobile listeners, and indeed, off-centre listeners, the
amplitude gra
.
Thanks for corrections, but please also consider viewing the above two links--I
need to re-read them myself.
Best,
Eric
____
From: Robert Greene
To: Eric Carmichel ; Surround Sound discussion group
Sent: Sunday, February 24, 2013 5:46 PM
Subject: Re: [Sursoun
Greetings All,
I’ve much enjoyed the recent post, particularly Dr. Peter L’s comments
regarding “auditory looming” and the like. Not too long back I took a
psychology class (yep, still a student) on perception. But unlike the
perception classes I had in the past, there was very little emphasis
For those who do not have access to Spatial Hearing: The Pyschophysics of Human
Sound Localization, Revised Ed. By Jens Blauert, I have provided a few
sentences from this book. Another book that is recommended is Binaural and
Spatial Hearing in Real and Virtual Environments by Gilkey and Anderso
Hi Steve,
Thanks for writing and sharing your interests and insights (Sursound Digest Vol
56, Issue 2). It is always interesting to get input from people with different
backgrounds, and it sounds as though you have an extensive background in the
recording arts and music production.
I know what
Hello Guilherme,
I have some insight regarding your question re KEMAR and the Neumann acoustical
test fixtures/heads.
Briefly, KEMAR was designed with hearing science in mind. The torso was
designed to approximate "average" human size (I think we have, on average,
grown since the introduction of
Greetings All,
Binaural recordings, HRTFs, and headphone listening are popular topics among
many of us. Regarding ear shape and head size, I'll have to read more on what
is of greatest importance for accurate localization. Here are a couple of
resources that I just downloaded:
On the improvemen
Greetings,
Some of the first binaural recordings I made were with the Core Sound mics
attached to my glasses frame (mics very close to conchas, but not in the ears).
I also made recordings of traffic sounds using the same mics and with a
KEMAR--the mics, however, were in the KEMAR which then add
Hello Etienne and all Sursound Readers,
Many thanks for your response, insight, and “food for thought”. You brought up
interesting points which, in turn, prompted me to dig deeper into Ecological
Psychology (referring to the Gibsonian school).
There’s certainly something to be said for choosing
Referring to my last post (moments ago) the following paragraph is in error.
Another area I would be interested in investigating is time-to-contact as it
applies to hearing (Gibson was mostly involved with vision), and how binaural
implantation might improve a listeners sense of safety in “thre
y first disclaimer: I’m writing this off the cuff, so I won’t give any
references to peer-reviewed studies (but then, who needs peer review when the
answer comes from Eric Carmichel?). Second disclaimer: I assume you already
know a lot of what I wrote below--if I explain something that is eithe
ar (the physiological aspect), but we don't know a
whole lot about how we listen. Of course, just as with hybrid mixing, the way
to avoid potential pitfalls or danger in a research or clinical environment is
to avoid the lossy file types altogether.
Best,
Eric Carmichel (also not to be conf
rls posing as expert auto mechanics in chat groups). The
problem a newbie can run into is when two 'experts' disagree. Glad there's an
accepted standard that's (mostly) impervious to change.
Best,
Eric C.
Eric Carmichel wrote:
...
> Are all lossless formats more-or-less e
Greetings All,
I have made more than one attempt at recording (Ambisonically, of course!) a
steam whistle and its resulting echo in the Superstition Mountains of Arizona.
Wind has been the foe, but it is interesting to hear first-hand how atmospheric
conditions affect sound. In addition to wind
Made typo in my last post: Certainly intended to write gustation (taste), not
gestation. I need to pay more attention to auto-correct features (which can
lead to auto-error) and update my spell-check dictionary.
Ciao,
Eric C.
-- next part --
An HTML attachment was scrubbed
Greetings,
Many thanks, Peter and Mark, for your highly-detailed and informative
responses. There’s a lot to digest.
I have an interesting thought on new media and man’s proclivity toward photos,
audio recordings, books, etc. I’m not speaking for everyone, but I’ll confess
that I have a certain
Greetings,
In response to “I’m curious what the next ‘medium’ may be, and how surround
sound will be shaped by paradigm shifts,” Dr. Lennox wrote:
“I’d bet that one day we’ll discern a difference between ‘surround sound’ and
‘3-D sound’, where the latter contains a great deal more depth of fie
Re Smell-O-Vision: Subsequent to my post, I read that smell-o-vision actually
existed. But the Bugs Bunny cartoon titled Old Grey Hare goes back to 1944 and
predates (or predicts) an actual realization of smell-o-vision. Yes, Odorama
much easier on atmosphere.
Re Raytheon: Hard to imagine this i
Hello Mark,
That's interesting about the child's voice/whisper. I worked in electronic
warfare and communications while in Air Force (during the short-lived Gulf War
era), but never heard anything aside from (female) voice warning systems.
Perhaps child's voice too subliminal (depend, of course,
Greetings Everyone,
This may be old news for Sursound readers and AES members, but I just learned
today that Edward T. Dell, Jr. passed away in late February. I apologize if
this is repetitive, but I don't recall any prior post regarding Mr. Dell's
passing.
For those who may not recognize his na
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 only one reference to G
SNR wouldn't have been my initial concern because I have some wee-tiny
electrets that have (purportedly) +10 dBA noise--pretty low for a small
capsule.
When I think of the "classic" multi-polar mics such as the
AKG-414, the multiple patterns are often derivatives of back-to-back
diaphragms sha
I truly appreciate your informative and highly detailed response. For
helping understand spherical harmonics (or Legendre polynomials?), and
for mics lying on surface of a sphere, this helps a lot.
But here's what
I don't understand about the quaud (quaud.io) mic: They say the four
omnidirecti
This post refers to Sursound Digest Vol 57 Issue 16
(from) Eric:
A highly-directional mic can be created using omnis and beam forming, but not a
*series* of directions at a given instant.
(response from) Fons:
??? What would stop anyone from using whatever beamforming algorithm twice (or
more
Greetings All,
As with many *coincidences* in the universe, the recent discussions regarding
the quaudio mic were informative and timely. From what I gathered, there are
certain mic techniques and algorithms that are better suited for the recording
of STATIONARY sound sources than for MOVING sou
Hello Matthew,
I know you already received accurate and detailed responses to your question,
but thought I'd add something.
The ears, by themselves, are essentially omnidirectional. They're akin to most
pressure mics with no rearward venting. The head shapes the sound (ITDs,
ILDs... the stuff yo
I read the comments regarding mh Acoustics' eigenmike. Of interest was the
topic of off-axis coloration (particularly FA's response and explanation).
Off-axis coloration is often used to *advantage* -- at least when a certain
characteristic sound is desired. When you consider how differently top
Greetings All,
I just registered for an upcoming audio conference (primarily recording) in the
US. I thought I'd pass the URL along for those who may be interested. The list
of sponsors is impressive--I'll be curious to see what surround gear is
displayed or introduced.
Anybody on the list plann
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: that *something* being the c
Hello Everyone,
First, many thanks for responses and insights to my recent post (Testing left,
center, right...).
I look forward to trying Fon's suggestion--I'm always game for a listening
experiment as long as high SPLs aren't involved.
Regarding Dave's post and the following link:
**This ma
Greetings All,
I have a friend who's an advocate of the Decca Tree mic arrangement. Many of
his recordings (a lot of choir and guitar) sound quite nice, so I looked into
aspects of the Decca Tree technique. For those who may not be familiar, the
*traditional* Decca Tree arrangement is comprised
of the precedence effect that uses a phantom
image as the delayed or non-delayed source--the sounds have always come from
discrete speakers/locations.
Thanks again for help and link.
Best,
Eric C.
____
From: Aaron Heller
To: Eric Carmichel ; Surround Sound discussion
Many thanks to everyone for your responses and insights (re Giving Precedence
to Ambisonics). I would like to comment on the following two responses:
1. from Jeff
**May I suggest “Demonstration of Stereo Microphone Techniques,” Performance
Recordings #6 wherein 18 coincident, near-coincident and
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