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Forum: Receivers, Amps, and Processors   02-16-2017, 05:47 AM
Replies: 44,110
Views: 1,927,562
Posted By SoundChex
From the very limited extent to which I...

From the very limited extent to which I understand Fourier–Bessel math, I believe rendering MIX objects into a well-defined non-coplanar [speaker] channel space (e.g., 7.x.4) for delivery retains all...
Forum: Receivers, Amps, and Processors   02-14-2017, 06:20 PM
Replies: 44,110
Views: 1,927,562
Posted By SoundChex
Just when you thought upgrading to Atmos might...

Just when you thought upgrading to Atmos might allow you some breathing room...


http://www.avsforum.com/forum/attachment.php?attachmentid=1623465&stc=1&d=1472167877...
Forum: Receivers, Amps, and Processors   02-14-2017, 05:40 PM
Replies: 44,110
Views: 1,927,562
Posted By SoundChex
Graphic showing setup of one BBC test room a few...

Graphic showing setup of one BBC test room a few years ago: 12 identical speakers arranged to test immersive audio...
...
Forum: Receivers, Amps, and Processors   02-14-2017, 01:49 PM
Replies: 44,110
Views: 1,927,562
Posted By SoundChex
Although home Atmos doe not appear to make...

Although home Atmos doe not appear to make provision for below-the-screen|floor-level speakers, Dolby AC-4, DTS:X, and MPEG-H 3D Audio technologies all seem to have been influenced by ATSC 3.0 and...
Forum: HDTV Technical   02-09-2017, 10:01 AM
Replies: 607
Views: 24,680
Posted By SoundChex
I'm under the impression that dual tuner HDTVs //...

I'm under the impression that dual tuner HDTVs // ATSC(1) plus [draft] ATSC 3.0 // will go on sale this|next month in Korea? Hopefully the tuner|decoder engineering is already close enough to what...
Forum: Receivers, Amps, and Processors   02-09-2017, 08:30 AM
Replies: 5
Views: 60
Posted By SoundChex
http://download.yamaha.com/search/result/?site=usa...

http://download.yamaha.com/search/result/?site=usa.yamaha.com&language=en&search=dsp+e800

The user manual looks like there are 5.1 pre-outs, so 5 active speakers + sub should be possible.


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Forum: Receivers, Amps, and Processors   02-03-2017, 09:58 PM
Replies: 14
Views: 285
Posted By SoundChex
This year "the uncertainty" for South Korea...

This year "the uncertainty" for South Korea 'region' models might be associated with roll-out of [draft] ATSC 3.0 including the (immersive|interactive) MPEG-H 3D Audio codec this month. Yamaha's...
Forum: Receivers, Amps, and Processors   02-03-2017, 06:07 PM
Replies: 4,593
Views: 164,111
Posted By SoundChex
Is this item pertinent? CLARIFICATION ON...

Is this item pertinent? CLARIFICATION ON AURO-MATIC® V2.0 (link) (http://www.auro-3d.com/blog/clarification-on-auro-matic-v2-0/)


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Forum: Receivers, Amps, and Processors   02-03-2017, 05:57 PM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
In the mixing studio, front left|right speakers...

In the mixing studio, front left|right speakers (L|R) might be close to the sides of the screen, while in multiple home theaters many different size displays could be placed between front left|right...
Forum: Receivers, Amps, and Processors   02-03-2017, 05:23 PM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
In some [older] versions of immersive audio...

In some [older] versions of immersive audio nomenclature, I believe Vhl|Vhr stood for Vertical Height Left|Right--more likely referenced in this thread as Height Front Left|Right (HFL|HFR)...
Forum: Receivers, Amps, and Processors   02-02-2017, 12:17 PM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
If you have not had the opportunity to do so in...

If you have not had the opportunity to do so in the past, please try the following experiment: disable all speakers except FL, [FC,] FR, and turn off any DSP that 'might' generate virtual...
Forum: Receivers, Amps, and Processors   02-02-2017, 10:55 AM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
Although forthcoming immersive audio codec Dolby...

Although forthcoming immersive audio codec Dolby AC-4 retains front wide speakers (FLw|FRw) for both input and presentation configuration (speaker layout) use, they appear in only two speaker...
Forum: Receivers, Amps, and Processors   02-01-2017, 02:01 PM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
With regard to dialog level control: My...

With regard to dialog level control: My understanding is that this feature is intended to function for both Dolby AC-4 and DTS:X in AV environments either with or without an AVR present, e.g., a TV...
Forum: Receivers, Amps, and Processors   02-01-2017, 11:05 AM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
And still forthcoming... Dolby AC-4 = bed...

And still forthcoming...

Dolby AC-4 = bed channels + (user adjustable) objects . . . stream|download|BD?
MPEG-H 3D Audio = bed channels + Higher Order Ambisonics (HOA) scenes + (user adjustable)...
Forum: Receivers, Amps, and Processors   02-01-2017, 04:03 AM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
Before the first consumer Auro3D decoders...

Before the first consumer Auro3D decoders appeared, I seem to recall 'industry insiders' posting about negotiations between Auro Technologies and the film industry. My recollection is that they...
Forum: Receivers, Amps, and Processors   01-31-2017, 12:24 AM
Replies: 4,593
Views: 164,111
Posted By SoundChex
The Dolby AC-4, MPEG-H 3D Audio, and [presumably...

The Dolby AC-4, MPEG-H 3D Audio, and [presumably also] DTS:X immersive audio codecs were designed to meet the candidate requirements for the next generation Japanese TV audio system, which is...
Forum: Receivers, Amps, and Processors   01-30-2017, 06:42 PM
Replies: 4,593
Views: 164,111
Posted By SoundChex
Do we know if there has ever been a [public] DBT...

Do we know if there has ever been a [public] DBT between a 5.1 Surround PCM Master input to the Auro-3D Engine Encoder and the Encrypted Auro-encoded 5.1 PCM Master which it has output (both played...
Forum: Receivers, Amps, and Processors   01-30-2017, 04:42 PM
Replies: 4,593
Views: 164,111
Posted By SoundChex
Before the first consumer Auro3D decoders...

Before the first consumer Auro3D decoders appeared, I seem to recall 'industry insiders' posting about negotiations between Auro Technologies and the film industry. My recollection is that they...
Forum: Receivers, Amps, and Processors   01-28-2017, 12:36 PM
Replies: 3,082
  Dts:x
Views: 172,004
Posted By SoundChex
It looks to me like this graphic of the DTS:X...

It looks to me like this graphic of the DTS:X 7.1.4 speaker configuration bears a strong resemblance to the [mandatory support] "model" ATSC 3.0 TV 11.1 speaker configuration (also designated 7.1+4),...
Forum: Receivers, Amps, and Processors   01-07-2017, 11:02 PM
Replies: 12
Views: 228
Posted By SoundChex
It seems likely to me that DTS:X has more in...

It seems likely to me that DTS:X has more in common with Dolby AC-4 than it does with Dolby Atmos. Both Dolby AC-4 and DTS:X appear to deliver most immersive audio using non coplanar channels...
Forum: Receivers, Amps, and Processors   01-07-2017, 10:32 AM
Replies: 4,593
Views: 164,111
Posted By SoundChex
dts-HD Configuration #1: 7.1 Standard ...

dts-HD Configuration #1: 7.1 Standard

http://www.avsforum.com/forum/attachment.php?attachmentid=1879441&stc=1&d=1483807608


dts-HD Configuration #5: 7.1 Rear Surround
...
Forum: Receivers, Amps, and Processors   12-31-2016, 11:53 AM
Replies: 3,248
Views: 152,511
Posted By SoundChex
7.2.2|5.2.4 [using both surround back and...

7.2.2|5.2.4
[using both surround back and rear presence speakers]

Page 21 in my copy of the 2060|3060 user manual. Read footnotes. Attached speaker config is 7.x.4, but on the 2060 playable...
Forum: HDTV Technical   12-31-2016, 10:41 AM
Replies: 607
Views: 24,680
Posted By SoundChex
My exact thoughts too! Nonetheless, there is at...

My exact thoughts too! Nonetheless, there is at least an element of truth in his thesis, and with that an as yet unexploited business opportunity... :D


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Forum: HDTV Technical   12-31-2016, 10:21 AM
Replies: 607
Views: 24,680
Posted By SoundChex
Regarding the affordability of 4k displays,...

Regarding the affordability of 4k displays, clearly at least some of the press have moved on from that question...

From a Tech pinions December 21st, 2016, article by Tim Bajarin: The Top Trends...
Forum: Receivers, Amps, and Processors   12-31-2016, 12:20 AM
Replies: 3,248
Views: 152,511
Posted By SoundChex
South Korea starts regular OTA broadcasts of ATSC...

South Korea starts regular OTA broadcasts of ATSC 3.0 TV in February 2017 . . . using the MPEG-H Audio codec rather than Dolby AC-4 as is the USA plan. Presumably the Korean variants of 2017 mass...
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