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QTR-Quadtone RIP

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

Message

Re: is Piezography inkset/concept dead?

2008-09-03 by momoinu_dc

Roy,
Were all your test prints done with QTR?  

In my test prints of the 1 pt. type (whether it be the inkjetmall file
or my own) all were done with the printer at 2880dpi.  Even when all
the prints are done at 2880, QTR does appear to print noticeably
better than the Epson driver with higher resolution files.   With 360
dpi file the prints appear different but of similar resulting resolution.



--- In QuadtoneRIP@yahoogroups.com, "Roy Harrington" <roy@...> wrote:
>
> This is an interesting experiment.  I regularly use a 3800 with K3
inks and QTR.
> So I tried a few prints.  These are Harman paper with photo black.
> 
> Here are three scans -- scanned at 3200, sharped like Paul's and
> reduced to 1600dpi.
> 
> 1)  My regular setup:  1440super, bi-directional,  mixture of curves.
> 2)  2880dpi, uni-directional, same curves, these have a little too
much ink so:
> 3)  2880dpi, uni-directional, same curves, but the image density was
reduced.
> 
> See:  http://www.harrington.com/restest1.jpg
> 
> It looks to me that the biggest issue is using 2880dpi for printing.
> 
> Roy

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