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QTR-Quadtone RIP

Index last updated: 2026-04-28 23:12 UTC

Message

Re: warmer than "warm"

2006-04-11 by Darryl Baird

Thanks for the help so far, we're printing on a 2200, with UC inks.

I've not ventured into the QTR curves as yet, so I've have to go there before I know what I 
don't know. ;-)

Darryl

--- In QuadtoneRIP@yahoogroups.com, "Tom Moore" <r.t.moore@...> wrote:
>
> Darryl
> 
> You don't state what printer/paper/ink, but assuming it's a UC curve, most
> curves sets have a sepia curve. You could try that or try blending it with
> the warm or cool curves.
> 
> A slightly more complicated approach would be to create a new curve by
> modifying a warm or sepia curve by adding a small amount of LM ink (or
> simply increasing it in the case of most sepia curves). A simple way to do
> that is to use the Copy Curve From setting for the LM curve to copy the
> curve from the LK curve. Then set the limit for the LM low so there is only
> a small amount of LM added in proportion to the LK.
> 
> Looking at an existing sepia curve will show you how the Copy Curve feature
> is used.
> 
> If the amount of LM needed to create your desired effect is small, you might
> have acceptable results without needing to re-linearize the curve. You could
> also make a small adjustment the shadows or gamma in QTR to compensate for
> the additional ink.
> 
> Tom Moore
> 
> 
> 
> > -----Original Message-----
> > From: QuadtoneRIP@yahoogroups.com [mailto:QuadtoneRIP@yahoogroups.com] On
> > Behalf Of Darryl Baird
> > Sent: Tuesday, April 11, 2006 1:23 PM
> > To: QuadtoneRIP@yahoogroups.com
> > Subject: [QuadtoneRIP] warmer than "warm"
> > 
> > Trying to solve a problem for a student...
> > 
> > Is there a way to adjust the color of any given "Warm" QTR setting to be
> > more warm,
> > espcially more rust/red in hue?
> > 
> > thanks
> 
> ...
>

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