Peter, There's not more to hear at this point. I'm spending time printing on my 2200 through QTR using the Epson UltraChrome inks getting to understand what I can expect from this setup. The output is so close to metamerism-free and dotless on EEM paper that I'm thrilled. (It looks like it warms very slightly under incandescent lighting, and I need a loupe to see the dots at 5%.) I can mix a warm and cool curve and get pretty much any range of tone I care about. I haven't felt the need to take advantage of Roy's offer to share the gory details of calculating dot size transition points. From a user's point of view, that's truly esoterica. What I've got works fine, once I changed one constant in the QTR code and recompiled. Next for me will probably be getting a set of UltraTone carts from MIS. I'd like to understand what difference a set of real quad inks make, though I'm a little nervous about switching inks--listening to the discussion so far, I can't get a definitive reading from the group on the risk of a bad (i.e. clog-inducing) interaction between the residual UltraChrome in the pipes and on the parking pads and the Ultratone inks... in a 2200, not a 1280. So that's where things stand for me. I'm very happy with QTR. It's not a shrink-wrap solution, it requires some learning on the part of the user, but that's good for me. I like that. I understand more about B&W printing because my hands are a little dirty. Going through the calibration exercises alone taught me things I didn't know. There is a level of precision available to me now that I had no way of getting to when I was printing directly from photoshop through the Epson driver. The active part of my learning curve right now is bulletproofing the printing process from Linux so I don't screw up (like I did this weekend) and print a tif file with an alpha channel and wind up with an all-black print. And getting the centering of images to come out correctly. And making sure the output matches my screen. Etc. -David --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Peter Miles <P.Miles@m...> wrote: > Roy Harrington Wrote > Message: 14 > Date: Fri, 17 Oct 2003 18:03:30 -0000 > > <major snip> > .... If you interested in the gory details of this I'd be glad to share it > offline. > Roy > <end snip> > > > Hi Roy and David > I have been following your thread with a lot of interest. > I would like you to continue this discussion on the Digital B&W list. > > I'm just starting wrapping my head around getting the best out of roy's QTR > and find your discussion very useful. > > > Much thanks > Peter Miles
Message
Re: QTR: hitch in the greyscale ramp for EEM_2200-cool?
2003-10-20 by David Wroblewski
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