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Search: Keyword(s): ; Posts Made By: Dennis Erskine
Forum: Dedicated Theater Design & Construction   11-15-2015, 09:17 AM
Replies: 27
Views: 590
Posted By Dennis Erskine
You are missing about 10 ft. lamberts. 11FL is ...

You are missing about 10 ft. lamberts. 11FL is no where near enough. The height of the screen and your seating is going to present sad viewing angles.
Forum: Ultra Hi-End HT Gear ($20,000+)   11-06-2015, 06:59 AM
Replies: 64
Views: 4,653
Posted By Dennis Erskine
Yes. Stunning. Absolutely stunning.

Yes. Stunning. Absolutely stunning.
Forum: Dedicated Theater Design & Construction   11-05-2015, 02:46 PM
Replies: 974
Views: 106,414
Posted By Dennis Erskine
The Trinnov is software based and a card frame....

The Trinnov is software based and a card frame. New formats would not appear to hinder the longevity of a Trinnov. Currently, we have installed and calibrated more of these than any other dealer.
Forum: Ultra Hi-End HT Gear ($20,000+)   10-31-2015, 09:47 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
There is your first clue! JBL Synthesis systems...

There is your first clue! JBL Synthesis systems (Trinnov based) will be using outboard DSP processors. Like us, the Harman crew is after getting fabulous results. Kevin Voecks certainly knows how to...
Forum: Ultra Hi-End HT Gear ($20,000+)   10-31-2015, 09:41 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
The are phased array.

The are phased array.
Forum: Ultra Hi-End HT Gear ($20,000+)   10-31-2015, 09:39 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
There are a very, very significant number of...

There are a very, very significant number of things which can be done by a professional calibrator (using multiple microphones) which a pro level outboard DSP can achieve way beyond the built in...
Forum: Ultra Hi-End HT Gear ($20,000+)   10-29-2015, 08:00 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
The only 'bounce' type speakers we've found that...

The only 'bounce' type speakers we've found that work well used a phased array type architecture ... you can identify this type by seeing they have three or four (best) identical drivers mounted...
Forum: Dedicated Theater Design & Construction   10-28-2015, 02:56 PM
Replies: 11,428
Views: 1,456,563
Posted By Dennis Erskine
The only reason you can localize a subwoofer is...

The only reason you can localize a subwoofer is due to the higher frequency artifacts the sub produces when making sound. These include air slap against the cone and other noises created by the...
Forum: D-cinema Equipment and Theaters   10-25-2015, 04:22 PM
Replies: 1,404
Views: 112,934
Posted By Dennis Erskine
I knew I should have patented that.... :)

I knew I should have patented that.... :)
Forum: Ultra Hi-End HT Gear ($20,000+)   10-23-2015, 08:36 PM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
Been there. Done that. Doesn't work that well...

Been there. Done that. Doesn't work that well without seriously high ceilings. In even larger residential rooms and ceilings on the order of 12' and rows of say six or more seats, your seat to seat...
Forum: D-cinema Equipment and Theaters   10-23-2015, 02:51 PM
Replies: 1,404
Views: 112,934
Posted By Dennis Erskine
I am aware of the working groups (about time......

I am aware of the working groups (about time... understanding of small room acoustics is a field needing significant attention. (I am a member of both organizations.)

As I said, Markus, you can do...
Forum: D-cinema Equipment and Theaters   10-23-2015, 01:37 PM
Replies: 1,404
Views: 112,934
Posted By Dennis Erskine
There's a bit of work left to do there. If you...

There's a bit of work left to do there. If you think it translates well, enjoy.
Forum: D-cinema Equipment and Theaters   10-23-2015, 10:11 AM
Replies: 1,404
Views: 112,934
Posted By Dennis Erskine
Absolutely fabulous ... if you're building a...

Absolutely fabulous ... if you're building a 50x100x25 room.

Small room acoustics are a different animal.
Forum: Ultra Hi-End HT Gear ($20,000+)   10-20-2015, 03:24 PM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
No. I mean a center row down the centerline of...

No. I mean a center row down the centerline of the room and the same number as you have running down the left & right sides.
Forum: Ultra Hi-End HT Gear ($20,000+)   10-19-2015, 11:04 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
1. Yes...done that testing. 2. .4 is...

1. Yes...done that testing.
2. .4 is problematic but not a total bust for low ceilings. The bigger issue is the four seats on the corners are most frequently installed or forced to be too close to...
Forum: Ultra Hi-End HT Gear ($20,000+)   10-19-2015, 09:10 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
As a physicist, I would ask you to draw a picture...

As a physicist, I would ask you to draw a picture and see both axises of symmetry. Whilst pondering the matter, recall the decay rates of sound propagation in air and note the ideal is to have...
Forum: Ultra Hi-End HT Gear ($20,000+)   10-19-2015, 08:49 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
There is no single nor simple answer. All of...

There is no single nor simple answer. All of these configurations would vary based upon the characteristics of rhe specific room
Forum: Ultra Hi-End HT Gear ($20,000+)   10-19-2015, 06:30 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
7.x.4 --- In our two labs, the only cases we have...

7.x.4 --- In our two labs, the only cases we have found where the .4 configuration is "sufficient" is: (1) for ceilings less than 9' and no more than two rows of seating is when Dolby Atmos licensed...
Forum: Ultra Hi-End HT Gear ($20,000+)   10-19-2015, 06:29 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
7.x.4 --- In our two labs, the only cases we have...

7.x.4 --- In our two labs, the only cases we have found where the .4 configuration is "sufficient" is: (1) for ceilings less than 9' and no more than two rows of seating is when Dolby Atmos licensed...
Forum: Ultra Hi-End HT Gear ($20,000+)   10-18-2015, 08:39 PM
Replies: 125
Views: 6,886
Posted By Dennis Erskine
Bryan...watch your email. I have more complete...

Bryan...watch your email. I have more complete information for you on DTS:X and their current limitations.
Forum: Ultra Hi-End HT Gear ($20,000+)   09-21-2015, 04:35 PM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
I really wish software folk would stop doing...

I really wish software folk would stop doing that. We know the standards to which the theatrical releases are 'supposed' to be mixed. Re-mixing for a home release ... ain't no standards. We have no...
Forum: Ultra Hi-End HT Gear ($20,000+)   09-21-2015, 04:28 PM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
Not intended as a push back to either one of you....

Not intended as a push back to either one of you. A general caveat to those who'd think remapping will cure a whole bunch of evils and it will not. Best to seek experienced advice before taking that...
Forum: Ultra Hi-End HT Gear ($20,000+)   09-21-2015, 03:21 PM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
The home implementations require better training...

The home implementations require better training on the part of those designing/installing them and...Dolby's specs could use some 'adjustment' due to the nature of small room acoustics. Among the...
Forum: Ultra Hi-End HT Gear ($20,000+)   09-21-2015, 03:16 PM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
I left all of my speakers in their boxes in the...

I left all of my speakers in their boxes in the garage. Used EQ to fix the FR and remapped them into my living room.

There are reasonable limits to what remapping can be expected to do within its...
Forum: Ultra Hi-End HT Gear ($20,000+)   09-21-2015, 10:34 AM
Replies: 2,158
Views: 126,457
Posted By Dennis Erskine
I have no clue what planet you are on today....

I have no clue what planet you are on today. There are two points I made:

1. N-crossover will not work as a replacement for proper configuration of bed speakers; and,
2. There should not be a...
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