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QTR-Quadtone RIP

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Re: Curve building?

2005-08-28 by Jamie

Thank you Tom, I don t really understand if you plot your density curve prior to linearizing could you elaborate. I ve spent the last couple of days and

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RE: [QuadtoneRIP] Curve building?

2005-08-28 by Tom Moore

Jamie You need to get your curve closer to linear by hand before you linearize. Roy will know the specific cause of your error message, but in general, if

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Curve building?

2005-08-28 by Jamie

while trying my hand at a little curve building, and then trying to linearise the curve, I keep getting an error linearization failed - not constantly.....

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What do I need to use a DTP-32 with QTR.

2005-08-28 by John Vitollo

Hi Everyone, I m a longtime user of QTR but never built curves myself...I always tweaked them by hand or had another person build them for me. I have a DTP-32

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Re: 2200 Ink Usage with QTR and UT7

2005-08-28 by edrudolpho

... seem ... Daniel ... that ... Hi Michael.... I m wondering if the ink usage seems to be equal mostly because of the charging done when you first put the

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2200 Ink Usage with QTR and UT7

2005-08-27 by michaelrosensf

Looking at the cool and warm curves .qidf files for UT7 and EEM with the 2200, they seem to say that each uses only three inks: K, C and LC or K, M and LM for

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RE: [QuadtoneRIP] Re: CURVES

2005-08-27 by Stephen Billard

What errors are you getting? These errors usually mean there are items in the descriptor files that are incorrect or unsupported syntax. If there are fewer

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Re: CURVES

2005-08-27 by Jamie

Just installed beta QTRgui 2.3.3 which went smoothly but know I am having troule opening descriptor files, getting desciptor file errors. Have managed to open

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RE: [QuadtoneRIP] Re: CURVES

2005-08-27 by Stephen Billard

This is a beta of the GUI only. You install it over top of the full QTR 2.3 from Roy. -Stephen www.sbillard.org/Stephen ... From: QuadtoneRIP@yahoogroups.com

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Re: CURVES

2005-08-27 by Jamie

... wrote: There are a couple of possibilities I can think of. First, the difference in curves may be subtle. I have enhanced QTRgui so that

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RE: [QuadtoneRIP] CURVES

2005-08-27 by Stephen Billard

There are a couple of possibilities I can think of. First, the difference in curves may be subtle. I have enhanced QTRgui so that you can view the graphs for

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CURVES

2005-08-27 by Peter Mc Mahon

Stephen, yes to all. I ended up deleting what I had done and started again. The following is what I am doing, see if you can see what the problem may be. I

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Re: printing at 2880dpi

2005-08-27 by Jamie

... images ... even ... test ... wrong? I ... smooth ... that you ... Anyway the ... is one of them. ... the profiles ... when printing. ... thanks Roy for the

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Re: banding on Epson 4000

2005-08-26 by kenseidman

... I have had the same problem. I now use 2880 dpi instead of 1440 dpi, banding has not occurred since. Ken

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RE: [QuadtoneRIP] Re: Gimp-Print

2005-08-26 by John Moody

Roy, Thanks. I can understand the moving target issue; makes perfect sense. Best regards, John Moody ... From: QuadtoneRIP@yahoogroups.com

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RE: [QuadtoneRIP] Re: Improving Dither

2005-08-26 by John Moody

Roy, Thanks, I can see how attention to crossovers and associated densities during profile development can help with the issue. Your discussion reinforces the

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Re: Gimp-Print

2005-08-26 by Roy Harrington

... Yes, gimp-print has been renamed Gutenprint. I ve kind of kept up with what they are doing but haven t actually used any of the newer stuff. Most of what

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Re: Improving Dither

2005-08-26 by Roy Harrington

... Hi John, The way dithering is done is pretty much fixed -- unaffected by the profiles. However the idea behind partitioning multiple gray inks is to hide

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Re: printing at 2880dpi

2005-08-26 by Roy Harrington

... Jamie, You don t mention which printer or what QTR version but I ll guess that you are using a 1280 at 2880x720 and the code is thinking 2880x1440. Anyway

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Gimp-Print

2005-08-26 by John Moody

Roy, Is gimp-print now called Gutenprint? It looks like lots of work have been put into the 5.0.0 beta release for improved, and additional dither algorithms.

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Improving Dither

2005-08-26 by John Moody

Can profiles affect dither patterns in any large way? I’m talking about tweaks to one profile, not profiles for different papers, inks, etc. Soon, I will be

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printing at 2880dpi

2005-08-26 by Jamie

Hi everybody, while trying to print at 2880dpi I ve know realised that all my images are consistently stretched vertically by about a factor of 2, even the

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RE: [QuadtoneRIP] profiles

2005-08-26 by Stephen Billard

Are all the curves you right click on the same? You might check the file creation dates. The curves supplied in the install should be dated earlier than the

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profiles

2005-08-26 by Peter Mc Mahon

Carl & Stephen thanks. Stephen, did as you said and they installed. However, I ran a test print with a sepia curve, slightly dark, but should be ok with small

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banding on Epson 4000

2005-08-26 by Peter A. Calvin

I have installed and tested QTR on my own Epson 4000, and gotten excellent results. (Mac OS 10.3.9) However, when I tried to use QTR with our school s 4000, I

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Re: R1800 Newbie

2005-08-25 by adydula

... R1800. I ... usb ... selection ... thinking ... but ... Dick, Thanks for taking the time to respond. I tried Heavyweight Matte and the results were not

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Re: [QuadtoneRIP] New UT7 curves available

2005-08-25 by photoian@comcast.net

Danial, what printer are these curves intended for? Ian ... I ve made new UT7 curves for Epson Enhanced Matte, Hahnemüle Photo Rag and Condor Britewhite. All

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New UT7 curves available

2005-08-25 by Daniel Staver

I ve made new UT7 curves for Epson Enhanced Matte, Hahnemüle Photo Rag and Condor Britewhite. All curves are available in cool, warm (carbon) and sepia.

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rib or blind effect when printing

2005-08-25 by cascaranojohn

This just started to happen. When I print in a warm tone I get a quarter inch ribbing effect in medium gray areas. I have reveresed the print to make sure it

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