Oh yeah - the Mexican tenor and little-known Dutch composer. Ned ... Oh yeah - the Mexican tenor and little-known Dutch composer. Ned On Feb 19, 2013, at 12:58...
43130
yipmangmeng
Feb 19, 2013 9:07 pm
Tom,you last paragraph sounds right to me regarding the position of tower woofers and yes ,you can look down on the orchestra and the choir and soloists and...
43131
Robert
regtas43
Feb 19, 2013 11:56 pm
WHen you turn on a sine or cosine wave(from nothing) the Fourier transform has got a bunch of stuff in it in addition to the energy in the frequency of the ...
43132
tonycdk
Feb 20, 2013 4:38 am
Robert No Fourier transforms here. Look at the file 'subwoofer results (or is it measurements)' in my folder. Tony PS. When I first posted this material I...
43133
Robert
regtas43
Feb 20, 2013 5:15 am
It would be interesting to know whether this is a nonlinearity or whether it is an effect of the band limiting of the woofer. (the meaning of the Fourier...
43134
Ken Holder
pallasranch
Feb 20, 2013 6:20 am
... First we would need to have an "absolute recording". What would that be? Ken Holder Old Guy...
43135
laurie483000
Feb 20, 2013 9:50 am
Tony, were those observations taken with Acourate switched in or without. However, apart from the business of creating delays for integration of subs / drive...
43136
HM
listentwice2002
Feb 20, 2013 12:31 pm
Uli can tell the limits of Acourate shifting signals in the time domain. It is possible to correct the group delays of the crossover in a multiway speaker...
43137
Alan Jordan
aljordan65
Feb 20, 2013 2:20 pm
Hellom I own a Holm DSPre1 and the Soundline SL2 is due to arrive today. I will listen to them in their natural state for a while, but at some point soon I...
43138
Tom Mallin
thomasmallin
Feb 20, 2013 3:21 pm
Before you measure, you need to find out the best spots for the listener and the speakers BEFORE equalization. For the initial speaker and listener positioning...
43139
robert jorgensen
robertinbrus...
Feb 20, 2013 4:00 pm
If you cannot manage over 2 meters behind the speakers (which in many rooms would be a lot) some dispersive objects could be a lot of help. Even some large...
43140
jsch3
Feb 20, 2013 4:02 pm
I hope you have a great time! Yes, it is expensive in NYC. I tell prospective donors that to produce an opera in NYC, it is about 1000-2000 a minute, depending...
43141
thomasmallin
Feb 20, 2013 4:11 pm
I put 4' x 8' of 4"-thick Sonex (floor to ceiling coverage) on the side walls behind the speakers where the back wave would hit the walls and also floor to...
43142
Tip Johnson
etipjohnson
Feb 20, 2013 6:16 pm
Hi Tom, Remember that the Holm system takes two measurements. The first is to measure the drivers at close range (I think it's 40 cm) for driver...
43143
Alan Jordan
aljordan65
Feb 20, 2013 6:24 pm
Hi Tip, That is precisely what I am asking: the best mic position to measure close range for linearization of the ribbon panel. The single panel handles ...
43144
k3ox
Feb 20, 2013 6:44 pm
None. That's is just one of the myriad of reasons why, IMNSHO, literal, facsimile reproduction of a live musical event is not possible (at least at this state...
43145
kevingan3
Feb 20, 2013 7:26 pm
Thank you, REG. I'll be crossing my fingers that he'll be able to, because I have a feeling that that would be a most fascinating and impressive list. My...
43146
Alan Jordan
aljordan65
Feb 20, 2013 7:37 pm
Hi Tom, Thank you for all of your set-up tips. They are very helpful. You mentioned that Sonex helps with high frequency splash. I have some room treatment...
43147
Tom Mallin
thomasmallin
Feb 20, 2013 7:39 pm
If there is not standard for which you are aiming in home reproduction of music, why try or care at all? Why participate here? Why not buy a $50 boom box or...
43148
Tom Mallin
thomasmallin
Feb 20, 2013 7:51 pm
Sonex helps with the splash off the room surfaces, but if the direct output of the midrange/tweeter in that range is up (in a close-up, on axis measurement),...
43149
HM
listentwice2002
Feb 20, 2013 8:07 pm
Hi Tip I once did a very close measurement near the tweeter of a KEF coincident speaker with TacT 2.0. Correcting it with a standard target curve the result...
43150
Tom Mallin
thomasmallin
Feb 20, 2013 8:12 pm
With the measuring mike at the height of the tweeter and aimed right at the tweeter, the closer I put the mike to the Gradient Revolution Active head unit, the...
43151
laurie483000
Feb 20, 2013 8:21 pm
Of course and apologies to Uli - it is PC based. Laurie...
43152
tonycdk
Feb 20, 2013 9:40 pm
Laurie ... I made the measurements so long ago that I can not be absolutely certain of the configuration details. The measurement at the higher of the two...
43153
Robert
regtas43
Feb 21, 2013 12:35 am
Lots of words on this, but somehow the essential point is (to my eyes) still not made all that clear: A line source measured up close has a detailed response...
43154
k3ox
Feb 21, 2013 1:22 am
Tom, you really infered a lot from a short statement! This was part of the post I made that Ken replied to: "To me, part of this is intrinsic to the concept of...
43155
Robert
regtas43
Feb 21, 2013 1:52 am
I surely would like to reproduce the live event. But if you want to do that, to the extent that it is possible, you have to look very carefully at what...
43156
Robert
regtas43
Feb 21, 2013 2:13 am
In principle, one can make a digital filter do anything you like that is linear. (Klein and Hummel did some work on nonlinear correction but this is not...
43157
Robert
regtas43
Feb 21, 2013 2:15 am
Just to be clear: All that one can do (with DSP) is phase and amplitude alteration, but for a linear system without infinite nulls that is all one needs to do...
43158
Bob Stern
patentbobs
Feb 21, 2013 6:14 am
Scalpers standing outside the concert halls used to be a great source for last minute tickets back when I used to visit New York 20 years ago. Perhaps others...
