QTR-Quadtone RIP

1,54 is the highest value. I am measuring 1,6 on the same sheet of paper... You are probably right about the multiple target prints.

Well, I guess I'll stick to ABW and built a correction curve from that target. Learnt some new things about QTR, though.
Thanks anyway.

Stephan

--- In QuadtoneRIP@yahoogroups.com, Michael King <drmrking@...> wrote:
>
> It maybe that there is an ink value higher than the dmax you are measuring
> but lower than the next target value? Also a single ink patch is not
> reliable you probably need to print the target 5 times on different
> locations on  a sheet of paper and read it. 1.54 and 1.6 are not very far
> apart and definitely well within the paper coating /batch variability. Did
> you get 1.6 with ABW with the same batch of paper?
> 
> Mike
> 
> On 7 March 2010 18:57, siiaam <s-i-a-m@...> wrote:
> 
> >
> >
> > Thanks. But how is it possible to achieve 1,60 with ABW?