Digital BW, The Print

Can you point where are the files and curves? I couldn't find them...

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, Jean Claude
Parent <jcpeos@...> wrote:
>
> hello,
>   I'm owner of an R1800 (same driver etc  as R800) and with
specific's curves made wirg QTR I finally succed by having quite good
(at least for me ;-)  ) BW prints WITHOUT any other colors
>    
>   I Check it under big magnification with binocular on the neutral
curves I did . of course with the warm curves or sepia I added very
few yellow or red...
>    
>   the R1800 /R800 have B&W abilities only with QTR , I never succed
before using this RIP to get real B&W prints - it was allaways some
"greenish" or other colors on certain grays (green closed to 40% and
magenta around 70% gray scale) 
>    
>   Check on the files and try the curves !!!
>   BTW please give me your comments, 
>   bye from France
>    
>    
>    
>    
>   
> 
> Keith Zimmerman <keithz@...> a écrit :
>           From my experience printing, or rather, attempting to
print BW with 
> an R800, I believe the red and blue inks are used. At least that is 
> what I suspicion happens. I never made any color prints on the 
> printer and the red and blue carts ran out of ink just as fast as 
> the others. I don't think it was just cleaning cycles that used all 
> the red and blue because I always had my printer powered on except 
> when I was traveling.
> 
> FWIW, I never got a single decent BW print from the printer so I 
> sold it to someone that prints only color. He loves it.
> 
> keithz
> 
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul Roark" 
> <paul.roark@> wrote:
> >
> > If a grayscale image or an image file with R=G=B is fed into an 
> R800, is any
> > of the Red or Blue used to generate the print?
> > 
> > 
> > 
> > I assume the C, M and Y are used, but I'm just not sure about the 
> extra
> > colors.
> > 
> > 
> > 
> > Thanks,
> > 
> > 
> > 
> > Paul
> > 
> > www.PaulRoark.com <http://www.paulroark.com/> 
> > 
> > 
> > 
> > 
> > 
> > [Non-text portions of this message have been removed]
> >
> 
> 
> 
>          
> 
> 
> BTW Have nice prints with QTR
> don't forget  "Life is just what we are looking for..."
> 
> R1800 mostly in B&W (80%)
> Lyson Inks R8
> Moab papers
> 
> JCP
>              
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> [Non-text portions of this message have been removed]
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