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What do I do if I acquire a g90 with a dead Dallas chip?
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CIR Engineering



Joined: 25 Aug 2008
Posts: 4269
Location: Chicago USA & Berlin Germany

Posted: Sat Jan 19, 2013 7:38 pm    Post subject:

Spanky Ham wrote:
Wow, so the Klein is that close to the PR? Are you still going to use the PR for reference or do you envision the Klein being your main instrument?

Well, the thing about the Klein is that it's a colorimeter so it won't have consistent accuracy between display technologies (CRT, LCD, DLP...) and between lighting techniques (kind of bulb, phosphors, LED). I think the K10-A was so close to the PR on CRT because CRT is always going to be the reference illuminant (phosphors from the Earth). I don't think I can expect that kind of accuracy when I hit a PLASMA or LCD.

I also have watched my G90 after using just the K10-A without PR offsets. The picture quality is noticeably not as good when I don't offset with the PR.

...but now I am thinking about upgrading the spectroradiometer too Wink

craigr

_________________
JETI 1501-HiRes 2nm Spectroradiometer
JETI 1211 Spectroradiometer
Photo Research PR-650 Spectroradiometer
Klein K10-A Colorimeter
Murideo Fresco SIX-G HDMI 2.x Multimedia Generator
Murideo Fresco SIX-A HDMI 2.x Analyzer
Light Illusion ColourSpace XPT Color Calibration Software
Light Illusion LightSpace XPT Pro Version 10.x Color Calibration Software
OMARDRIS JVC Software Patch to use K10-A and Jeti with JVC OEM AutoCal Software!
Sencore CR7000 CRT Tube Analyzer / Rejuvenater
Authorized Dealer for Lumagen & just about everything worth buying Wink
www.CIR-Engineering.com - craigr@cir-engineering.com
Phone: 865-405-6892
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Spanky Ham



Joined: 22 Mar 2006
Posts: 5643
Location: Comedy Central

Posted: Sat Jan 19, 2013 11:01 pm    Post subject:

LOL, your not as good is most people's perfection. Laughing

If you sell the Nash PR, then Nash I know Nash of someone Nash who might take it Nash off your hands Nash. Mr. Green
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dturco



Joined: 06 Feb 2009
Posts: 3778
Location: Eastern Shore Maryland

TV/Projector: Runco DLP VX-3000i Marquee 9500 parts doner

Posted: Sun Jan 20, 2013 3:05 am    Post subject:

Spanky Ham wrote:
LOL, your not as good is most people's perfection. Laughing

If you sell the Nash PR, then Nash I know Nash of someone Nash who might take it Nash off your hands Nash. Mr. Green



Nash-Who? Laughing

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CIR Engineering



Joined: 25 Aug 2008
Posts: 4269
Location: Chicago USA & Berlin Germany

Posted: Sun Jan 20, 2013 8:41 pm    Post subject:

I'll probably never sell the PR. When I think that I paid like $20k for it and I could now get like maybe $1500 (not really), it just doesn't seem worth selling. On top of that, PR is really getting behind. Last time I had it recalibrated some months back I think it cost me around $1500 for the service. I may get a JETI because I really want better resolution if I bother.

craigr

_________________
JETI 1501-HiRes 2nm Spectroradiometer
JETI 1211 Spectroradiometer
Photo Research PR-650 Spectroradiometer
Klein K10-A Colorimeter
Murideo Fresco SIX-G HDMI 2.x Multimedia Generator
Murideo Fresco SIX-A HDMI 2.x Analyzer
Light Illusion ColourSpace XPT Color Calibration Software
Light Illusion LightSpace XPT Pro Version 10.x Color Calibration Software
OMARDRIS JVC Software Patch to use K10-A and Jeti with JVC OEM AutoCal Software!
Sencore CR7000 CRT Tube Analyzer / Rejuvenater
Authorized Dealer for Lumagen & just about everything worth buying Wink
www.CIR-Engineering.com - craigr@cir-engineering.com
Phone: 865-405-6892
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rickyn



Joined: 11 Jun 2011
Posts: 7
Location: Birmingham, AL

Posted: Sun Feb 10, 2013 10:07 pm    Post subject: Re: What do I do if I acquire a g90 with a dead Dallas chip?

bachiano wrote:
Thanks in Advance.


If you still need a Dallas chip, I might can help. I sold them on ebay a few years back and still have a few blank in stock. If you still need one, PM me.

rickyn
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Curt Palme
CRT Tech


Joined: 08 Mar 2006
Posts: 24396
Location: Langley, BC

TV/Projector: All of them!

Posted: Sun Feb 10, 2013 10:54 pm    Post subject:

Check the date code on the Dallas chip. I wouldn't put one in that 'was a few years old'. No offence, but with the possibility of the tubes spot burning due to the lithium chip failing, I wouldn't risk it.
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CIR Engineering



Joined: 25 Aug 2008
Posts: 4269
Location: Chicago USA & Berlin Germany

Posted: Wed Feb 13, 2013 1:56 am    Post subject:

Spanky Ham wrote:

As for you, Craig Rounds, don't think I didn't notice that you have expanded your calibration arsenal. Shocked Mr. Green Thumbs Up

I'm sure you probably noticed, but I changed up my tools again. I ditched the Hubble permanently and am now going with the K10-A for sure. But the bigger news is that I added a Jeti 1211 to the arsenal Mr. Green

craigr

_________________
JETI 1501-HiRes 2nm Spectroradiometer
JETI 1211 Spectroradiometer
Photo Research PR-650 Spectroradiometer
Klein K10-A Colorimeter
Murideo Fresco SIX-G HDMI 2.x Multimedia Generator
Murideo Fresco SIX-A HDMI 2.x Analyzer
Light Illusion ColourSpace XPT Color Calibration Software
Light Illusion LightSpace XPT Pro Version 10.x Color Calibration Software
OMARDRIS JVC Software Patch to use K10-A and Jeti with JVC OEM AutoCal Software!
Sencore CR7000 CRT Tube Analyzer / Rejuvenater
Authorized Dealer for Lumagen & just about everything worth buying Wink
www.CIR-Engineering.com - craigr@cir-engineering.com
Phone: 865-405-6892
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Spanky Ham



Joined: 22 Mar 2006
Posts: 5643
Location: Comedy Central

Posted: Wed Feb 13, 2013 2:46 am    Post subject:

CIR Engineering wrote:
Spanky Ham wrote:

As for you, Craig Rounds, don't think I didn't notice that you have expanded your calibration arsenal. Shocked Mr. Green Thumbs Up

I'm sure you probably noticed, but I changed up my tools again. I ditched the Hubble permanently and am now going with the K10-A for sure. But the bigger news is that I added a Jeti 1211 to the arsenal Mr. Green

craigr


Shocked Shocked Shocked Shocked

Wow, so what are you going to do with the PR? Are you going to use the Klein, Jeti and PR together or some other combination? You must have the most complete high end set of calibration tools of anyone out there. Thumbs Up Cool
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CIR Engineering



Joined: 25 Aug 2008
Posts: 4269
Location: Chicago USA & Berlin Germany

Posted: Wed Feb 13, 2013 3:26 am    Post subject:

Frankly, I don't know if the 1211 is any better than the PR650 in the real world. I’ll decide after some months of use. However, the 1211 can measure all the way down to 4nm and the 650 only has an 8nm resolution, so in theory the Jeti is better. Also in theory the Jeti may work with some future technologies that the PR650 does not have the resolution to handle. The Jeti also should be better at low luma levels, but I won't be using it on low light patterns because that's what the K10-A is for.

Another nice thing about the Jeti is that it's way smaller than the PR650. With the K10-A, there really isn't any good way to fit all my tools in my large carry on Pelican case. The Jeti solves that problem and I can now get some new foam made that will hold and protect all the tools nicely again. Also the Jeti is USB powered so I don't have to bring a separate power brick like with the PR650.

Realistically I most likely won't use the PR650 at all anymore. I'll keep it around for backup.

I offered the PR650 to Lumagen to use on permanent loan with the condition that I can have it back whenever I may need it. Jim isn't going to take the PR650 until he actually needs to use it for something, so it will most likely stay here forever Smile

craigr

_________________
JETI 1501-HiRes 2nm Spectroradiometer
JETI 1211 Spectroradiometer
Photo Research PR-650 Spectroradiometer
Klein K10-A Colorimeter
Murideo Fresco SIX-G HDMI 2.x Multimedia Generator
Murideo Fresco SIX-A HDMI 2.x Analyzer
Light Illusion ColourSpace XPT Color Calibration Software
Light Illusion LightSpace XPT Pro Version 10.x Color Calibration Software
OMARDRIS JVC Software Patch to use K10-A and Jeti with JVC OEM AutoCal Software!
Sencore CR7000 CRT Tube Analyzer / Rejuvenater
Authorized Dealer for Lumagen & just about everything worth buying Wink
www.CIR-Engineering.com - craigr@cir-engineering.com
Phone: 865-405-6892
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Spanky Ham



Joined: 22 Mar 2006
Posts: 5643
Location: Comedy Central

Posted: Wed Feb 13, 2013 4:29 am    Post subject:

Wow, I had to look up the Klein as Kal doesn't seem to offer it anymore. The Klein can read down to .00006 ft/lmbs, if I read that correctly. If that is correct, then it can easily handle a CRT. Man I would hate to see what your CIR90 looks after you have calibrated it with these two instruments.Smile

It dawned on me after talking about laser/Leds that you might become even busier. With laser/Led offering longer life and a consistent color, more people might be less inclined to go the DIY route. I can see people saying "Why bother with DIY" when a cal should last a couple of years depending on use.
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CIR Engineering



Joined: 25 Aug 2008
Posts: 4269
Location: Chicago USA & Berlin Germany

Posted: Wed Feb 13, 2013 3:48 pm    Post subject:

Spanky Ham wrote:
Wow, I had to look up the Klein as Kal doesn't seem to offer it anymore. The Klein can read down to .00006 ft/lmbs, if I read that correctly. If that is correct, then it can easily handle a CRT. Man I would hate to see what your CIR90 looks after you have calibrated it with these two instruments.Smile

It dawned on me after talking about laser/Leds that you might become even busier. With laser/Led offering longer life and a consistent color, more people might be less inclined to go the DIY route. I can see people saying "Why bother with DIY" when a cal should last a couple of years depending on use.

Yeah, the K10-A reads really really low light levels. I can look at 5IRE on my G90 and what the K10-A reads makes sense to what I see in the window. It's really nice.

Who knows what new technology will bring for me and work. The current crop of digital technologies drift more with respect to color and gray than CRT ever did. In spite of this many people still believe that digital doesn't even need to be calibrated. A lot of misconceptions in this business on the part of many consumers.

I will believe that lazer and led doesn't drift only after I confirm it for myself. But I like your argument for hiring a pro on the emerging technologies Smile

craigr

_________________
JETI 1501-HiRes 2nm Spectroradiometer
JETI 1211 Spectroradiometer
Photo Research PR-650 Spectroradiometer
Klein K10-A Colorimeter
Murideo Fresco SIX-G HDMI 2.x Multimedia Generator
Murideo Fresco SIX-A HDMI 2.x Analyzer
Light Illusion ColourSpace XPT Color Calibration Software
Light Illusion LightSpace XPT Pro Version 10.x Color Calibration Software
OMARDRIS JVC Software Patch to use K10-A and Jeti with JVC OEM AutoCal Software!
Sencore CR7000 CRT Tube Analyzer / Rejuvenater
Authorized Dealer for Lumagen & just about everything worth buying Wink
www.CIR-Engineering.com - craigr@cir-engineering.com
Phone: 865-405-6892
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Spanky Ham



Joined: 22 Mar 2006
Posts: 5643
Location: Comedy Central

Posted: Fri Feb 15, 2013 4:23 am    Post subject:

The manufacturers are doing a good job of confusing people. I am sure the sales people at the stores probably exacerbate the situation. Interestingly Technicolor might have a solution for computers.
http://www.hdtvmagazine.com/columns/2013/02/hdtv-expert-technicolor-and-portrait-displays-move-to-standardize-color-on-smaller-screens-by-ken-werner.php
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Phoenixed



Joined: 13 Oct 2011
Posts: 514
Location: The mitten

Posted: Fri Feb 15, 2013 5:50 am    Post subject:

Spanky Ham wrote:
The manufacturers are doing a good job of confusing people. I am sure the sales people at the stores probably exacerbate the situation. Interestingly Technicolor might have a solution for computers.
http://www.hdtvmagazine.com/columns/2013/02/hdtv-expert-technicolor-and-portrait-displays-move-to-standardize-color-on-smaller-screens-by-ken-werner.php


Million Dollar Idea Spanky as this would surely clear up women confusing online colors versus real world colors and make calibrators a ton of money in the process. Twisted Evil

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AnalogRocks
Forum Moderator


Joined: 08 Mar 2006
Posts: 26706
Location: Toronto, Ontario, Canada

TV/Projector: Sony 1252Q, AMPRO 4000G

Posted: Fri Feb 15, 2013 5:52 am    Post subject:

Didn't they try this color match thing 15 years ago with sRGB?
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