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JVC RS4500 (native 4K laser projector)

bmoney

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Re: JVC RS4500 (native 4K laser projector)
« Reply #1230 on: February 01, 2018, 10:14:36 AM »
Thanks for the feedback.. I need to experiment myself.  Have you had your unit calibrated? If so are you using a setting that implements a curve generated via the Arve tool in conjunction with the Oppo tone mapping?

i have not had it calibrated....and you do not use an avres curve in conjunction with the oppo...you use gamma 2.4 (i think that is what you were saying) with the oppo tone mapping

but i WAS using a custom curve....but no longer
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Re: JVC RS4500 (native 4K laser projector)
« Reply #1231 on: February 01, 2018, 12:59:33 PM »
The difference between the UB900 to the Oppo 203 as I have them both as well lies in the Panny's "Precision Chroma sampling".  It is more notable w/ projectors than w/ flat panel displays but the Panny renders a touch better shadow detail and slightly better color saturation IMO.  However, I am curious to see how the Oppo's new tone mapping functions work w/ UHD material b/c, for me, it could tilt me back towards the Oppo for my RS4500.  Right now for my setup it's perfect b/c I get to utilize the DV function of the Oppo on my OLED and the Panny strictly with my PJ, which is where it outshines the Oppo, at least to me.   Again though how good is the tone mapping w/ the Oppo and if I buy a Lumagen Pro then none of it matters ;0

When the new Panasonic UB820 comes out, you may get to have your cake and eat it too.

Re: JVC RS4500 (native 4K laser projector)
« Reply #1232 on: February 01, 2018, 01:54:26 PM »
When the new Panasonic UB820 comes out, you may get to have your cake and eat it too.

I know right?  Need to see how the tone mapping works on it though first.  However, knowing Panasonic's reputation I am sure it'll be quite good.   
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Re: JVC RS4500 (native 4K laser projector)
« Reply #1233 on: February 01, 2018, 08:27:50 PM »
When the new Panasonic UB820 comes out, you may get to have your cake and eat it too.

Agreed, I think the 820 is going to be an interesting player.  I wonder if they can take the tone mapping to another level.

AVSCraig

Re: JVC RS4500 (native 4K laser projector)
« Reply #1234 on: February 05, 2018, 01:25:57 PM »
Agreed, I think the 820 is going to be an interesting player.  I wonder if they can take the tone mapping to another level.

The question is can I wait for the UB820, or do I get an Oppo now, or do I go straight down the rabbit hole and get a Radiance Pro ?  :o

woofer

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Re: JVC RS4500 (native 4K laser projector)
« Reply #1235 on: February 05, 2018, 03:12:03 PM »
The question is can I wait for the UB820, or do I get an Oppo now, or do I go straight down the rabbit hole and get a Radiance Pro ?  :o

Similar dilemma here... :(

I have been using the UB900 , now having seen what the Oppo 203 does with the Tone Mapping which is VERY impressive , i wonder just how good the Radiance Pro can improve the image again??

@Kris Deering ......any chance you can give some feedback on the differences between the Oppo 203 and the Radiance Pro ?  Thanks.. :)

Re: JVC RS4500 (native 4K laser projector)
« Reply #1236 on: February 05, 2018, 03:23:51 PM »
This might be stupid but could you in theory run the UB900 through the 203 HDMI in and use the Oppos tone mapping whilst utilizing the pannys chroma sampling or will the chroma sampling be done by the Oppo too? Thinking out loud here and I assume that you have to either use the Oppo as strictly pass through or allow it to do all of the "work" including the chroma sampling, but never hurts to ask right?
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St 130 138" scope screen
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7.2.2 Atmos

woofer

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Re: JVC RS4500 (native 4K laser projector)
« Reply #1237 on: February 05, 2018, 03:26:18 PM »
This might be stupid but could you in theory run the UB900 through the 203 HDMI in and use the Oppos tone mapping whilst utilizing the pannys chroma sampling or will the chroma sampling be done by the Oppo too? Thinking out loud here and I assume that you have to either use the Oppo as strictly pass through or allow it to do all of the "work" including the chroma sampling, but never hurts to ask right?

Very good question...  :) 

Javs

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Re: JVC RS4500 (native 4K laser projector)
« Reply #1238 on: February 05, 2018, 04:39:21 PM »
Similar dilemma here... :(

I have been using the UB900 , now having seen what the Oppo 203 does with the Tone Mapping which is VERY impressive , i wonder just how good the Radiance Pro can improve the image again??

@Kris Deering ......any chance you can give some feedback on the differences between the Oppo 203 and the Radiance Pro ?  Thanks.. :)

You have still never tried any custom curves... :)
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mark_h

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Re: JVC RS4500 (native 4K laser projector)
« Reply #1239 on: February 06, 2018, 04:26:32 AM »
I have been using the UB900 , now having seen what the Oppo 203 does with the Tone Mapping which is VERY impressive , i wonder just how good the Radiance Pro can improve the image again??

The thing with the Pro is that the work is being done within the 3D LUT as well, so you not only get great tone mapping, you get correct colour mapping too, so there is the potential for perfection.  The Oppo isn't doing this.  Of course, there is no dynamic HDR on the Pro yet... but it is promised.
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AVSMike

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Re: JVC RS4500 (native 4K laser projector)
« Reply #1240 on: February 06, 2018, 09:26:19 AM »
The thing with the Pro is that the work is being done within the 3D LUT as well, so you not only get great tone mapping, you get correct colour mapping too, so there is the potential for perfection.  The Oppo isn't doing this.  Of course, there is no dynamic HDR on the Pro yet... but it is promised.

Yep, the Radiance Pro provides you with the best HDR performance that you currently can get with HT equipment.
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AVSCraig

Re: JVC RS4500 (native 4K laser projector)
« Reply #1241 on: February 06, 2018, 11:10:16 AM »
The thing with the Pro is that the work is being done within the 3D LUT as well, so you not only get great tone mapping, you get correct colour mapping too, so there is the potential for perfection.  The Oppo isn't doing this.  Of course, there is no dynamic HDR on the Pro yet... but it is promised.

Ya, I'm looking forward to seeing where Jim takes this.

Re: JVC RS4500 (native 4K laser projector)
« Reply #1242 on: February 06, 2018, 01:44:54 PM »
JVC if you are listening, please support HDMI 2.1 with 120hz support at 4K on a future projector.  The gaming and computing crowd will love you :)

AVSCraig

Re: JVC RS4500 (native 4K laser projector)
« Reply #1243 on: February 06, 2018, 02:17:56 PM »
JVC if you are listening, please support HDMI 2.1 with 120hz support at 4K on a future projector.  The gaming and computing crowd will love you :)

Could be awhile. Denon indicated the new HDMI chips won't be available for at least a year.

Re: JVC RS4500 (native 4K laser projector)
« Reply #1244 on: February 06, 2018, 02:25:53 PM »
Could be awhile. Denon indicated the new HDMI chips won't be available for at least a year.

An upgradable input board for the projector would make it easier to swallow the $35k price tag in the meantime :)

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