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Rather old DTP-94 - still a good buy?

 
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WrxSTI



Joined: 24 Aug 2011
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PostLink    Posted: Wed Aug 24, 2011 6:08 pm    Post subject: Rather old DTP-94 - still a good buy? Reply with quote


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Hi all...I've been searching for a colorimeter recently to help calibrate my PC monitor ( Sony FW-900) and wanted to use ColorHCFR with WinDAS, but the only good colorimeter I found that works with it is this Xrite DTP-94... I found it in a Monaco OPTIX XR package on eBay (160$ shipped) - apparently these haven't been sold for a long while, well as I was messing around with the best offer (first time I used it) I didn't figure it would be accepted and binding... it is only later that I noticed the package is from 2004.

It is brand new in box but I am not sure what to do if it has been sitting all these years...should I still buy it or just... cheap out and not pay? Rolling Eyes Apparently it uses glass filters so should not be so prone to drift and aging like the organic-based colorimeters, but I don't know, seven years is a long time. What would you do?
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kal
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PostLink    Posted: Wed Aug 24, 2011 7:32 pm    Post subject: Reply with quote

I wouldn't buy it. 7 years is way too long. $160 is too much as well. If you were going to use it with ChromaPure and turn it into a DT-94 PRO (by having it recalibrated) then I'd say it's worth getting if you got it for close to free. $160 is too much however.

If you're on a budget and want to use ColorHCFR then I'd get a new Display 2/LT for around $100 and be done with it. It'll likely be considerably more accurate out of the box as it should be new.

Link:

http://www.amazon.com/s?ie=UTF8&ref_=nb_sb_noss&rh=n%3A172282%2Ck%3Ax-rite%20eye-one%20Display%20%20&field-keywords=x-rite%20eye-one%20Display%20%20&url=search-alias%3Delectronics&ajr=0#?_encoding=UTF8&tag=curtpalmecrtp-20&linkCode=ur2&camp=1789&creative=390957

Kal

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WrxSTI



Joined: 24 Aug 2011
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PostLink    Posted: Wed Aug 24, 2011 7:53 pm    Post subject: Reply with quote

Thanks. At this point, that seems like the best idea. I'd look at something of higher tier, but the calibration is on a hardware basis (via the monitor's 4-pin TTL port and Sony service program) so I need to do all of the pattern generating and measuring manually, therefore the newer meters like the i1 Display 3 which are based on automated profile creation etc. can't help me much.

The LT is a bit cheaper than the Display 2. I assume the hardware is identical and any software limitations of the LT such as gamma/white point should be non-existant when used with HCFR?

Thanks
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kal
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PostLink    Posted: Wed Aug 24, 2011 8:00 pm    Post subject: Reply with quote

WrxSTI wrote:
The LT is a bit cheaper than the Display 2. I assume the hardware is identical and any software limitations of the LT such as gamma/white point should be non-existant when used with HCFR?

Yup. The hardware is identical. If you only plan on using ColorHCFR, get the cheaper LT. The Display 2 comes with some extra X-Rite software.

Kal

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kal
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PostLink    Posted: Wed Aug 24, 2011 8:03 pm    Post subject: Reply with quote

WrxSTI wrote:
Thanks. At this point, that seems like the best idea. I'd look at something of higher tier, but the calibration is on a hardware basis (via the monitor's 4-pin TTL port and Sony service program) so I need to do all of the pattern generating and measuring manually, therefore the newer meters like the i1 Display 3 which are based on automated profile creation etc. can't help me much.


Actually that's not really true. The better the meter the more accurate it will be over many display types (generally speaking). There are other benefits too with some (temp compensation, faster read times, etc).

Most people who calibrate home theaters manually tweak settings inside the TV or projector based on what the software shows them. They don't use automated profile creation to create .ICC profiles (since most don't use PCs in Home Theaters). The better the meter, the more accurate it will be (usually). So you would benefit from something like a Display 3 over a Display 2 or Display LT. Of course, you couldn't use ColorHCFR however as it doesn't support the Display 3. You'd have to use ChromaPure. See: http://www.curtpalme.com/ChromaPure_EyeOneDisplay3.shtm

Also give this a read:

Colour Science: About Meter Accuracy http://www.curtpalme.com/forum/viewtopic.php?t=22015

You may find this useful too:

FAQ: Which meter is right for me? http://www.curtpalme.com/forum/viewtopic.php?t=11436


Kal

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WrxSTI



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PostLink    Posted: Wed Aug 24, 2011 8:38 pm    Post subject: Reply with quote

Yes, sorry. I meant, assuming I use it with the retail software. I watched a couple of videos of it and it didn't seem to offer any manual measurements or targets like HCFR does. ChromaPure and the Display 3 would probably work fantastic, however $440 is a bit steep for me, so the Display LT will have to do, for now.

Thanks

BTW, really well done greyscale calibration guide on the site here, I read it a few times, great job...will help me a lot in calibrating this CRT Wink
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kal
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PostLink    Posted: Wed Aug 24, 2011 8:47 pm    Post subject: Reply with quote

Thanks! Good luck with the calibration!

Kal

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WrxSTI



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PostLink    Posted: Sun Aug 28, 2011 11:24 pm    Post subject: Reply with quote

Hey again, just saw a Sencore CP5000/Color Pro III & IV sold used locally, for around $80. Not sure how old it is. Are these still worth anything or is it not worth the money?
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kal
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PostLink    Posted: Mon Aug 29, 2011 1:20 am    Post subject: Reply with quote

The CP5000 is an older Chroma 5. If you get it recalibrated for use with ChromaPure then it's not that bad of a deal, assuming it hasn't drifted way too far. I wouldn't bother with the Sencore software.

Kal

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WrxSTI



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PostLink    Posted: Mon Aug 29, 2011 6:30 pm    Post subject: Reply with quote

These stopped being made at least a couple of years ago, am I right (I found a review from 2003)? I have no way of getting it recalibrated locally, and the meter + shipping it to you guys or someone else who can do it + the service would probably cost as much as just buying the i1D3 with ChromaPure.

I assume in its current state a new i1D2 would probably trump it in every way accuracy wise? Think that's my best bet after all.
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kal
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PostLink    Posted: Mon Aug 29, 2011 6:48 pm    Post subject: Reply with quote

WrxSTI wrote:
These stopped being made at least a couple of years ago, am I right (I found a review from 2003)? I have no way of getting it recalibrated locally, and the meter + shipping it to you guys or someone else who can do it + the service would probably cost as much as just buying the i1D3 with ChromaPure.

I assume in its current state a new i1D2 would probably trump it in every way accuracy wise? Think that's my best bet after all.


Give my FAQ "Which meter is right for me?" for a comparison. It's here: http://www.curtpalme.com/forum/viewtopic.php?t=11436

Recalibrating the DTP-94 is $125 and includes recalibration for 8+ different display types. Assuming it's not way too far off, the end result is therefore greater accuracy than a brand new factory perfect DTP-94 (assuming it was 100% correct to begin with). Different displays behave slightly differently, hence the 8+ different offset tables

We call this a DTP-94 "PRO" and it only works in ChromaPure and offers greater accuracy for 8+ different display types. See: http://www.curtpalme.com/ChromaPure_DTP94.shtm

You pay for shipping to the lab and then if you're in the USA, return shipping is included.

A recently calibrated DTP-94 "PRO" will be better than a brand new stock i1Display 2. A i1Display 2 PRO will be closer.

There's no right or wrong answer - it all depends on how much you want to spend (ie: the level of accuracy you want). See: http://www.curtpalme.com/forum/viewtopic.php?t=22015

Kal

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WrxSTI



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PostLink    Posted: Mon Aug 29, 2011 7:03 pm    Post subject: Reply with quote

I was asking about this Sencore CP5000, a new i1 Display 2 would most likely be more accurate in every way than it, right (assuming the Sencore was as old as it is and not recalibrated).

Because those are my only two options now:

- New i1D2 from eBay ~150 with shipping
- CP5000, used, no where to recalibrate
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kal
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PostLink    Posted: Mon Aug 29, 2011 8:02 pm    Post subject: Reply with quote

Sorry, I wasn't paying attention and simply looked at the thread title (I post in a lot of threads every day). Wink

Nobody can know how far off an older Chroma 5 unit of unknown origin is or whether a new Display 2 will be more accurate than that old Chroma 5 without actually having both in hand and measuring them. All we can do is compare presumably accurate units which is what I do in my FAQ "Which meter is right for me?".

You can calibrate the CP5000 (aka Chroma 5) here: http://www.curtpalme.com/ChromaPure_Chroma5.shtm

If you're looking at the absolutely cheapest way to calibrate, go with a $100 new Display LT (same hardware as the Display 2) and then use the free ColorHCFR software. See my guide here for the how to's and links to purchase and support my guide: http://www.curtpalme.com/forum/viewtopic.php?t=10457

If you want something easier to use, consider ChromaPure. If you want something more accurate, consider a better meter or upgrading it to a "PRO" level.

Kal

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