QTR-Quadtone RIP

Thanks for the answer, Roy. I agree with you in that it doesn't matter 
too much for "ordinary" printing.

But for those who follow a multi-pass sharpening work-flow, this 
information helps optimize the output-sharpening.

Louis


On 05.02.2011 19:08, Roy Harrington wrote:
> Hi Louis,
>
> The answer is that it's the same as always -- images are upsampled to 720ppi
> before dithering.  But in general I don't think its something you need to worry
> about.  I might use 720ppi test images for specific testing but for ordinary
> printing I just use whatever I have.  It's nice to have at least
> 360ppi for sharp
> images but if its 311, 435, 597 or whatever I just use that.
>
> Roy
>
> On Sat, Feb 5, 2011 at 7:27 AM, Louis de Stoutz<loudest@...>  wrote:
>> Is it still valid, that QTR resamples everything to 720ppi, as Roy
>> stated once (in 2008)? From there, QTR will dither to whatever dpi one
>> has chosen, right?
>>
>> If so, then 720ppi is the print resolution I should aim for when doing
>> the output-sharpening, and also the one I should give QTR if I want to
>> control any resampling of my image.
>>
>> (Sorry to ask or state what might be evident for some of you, but I
>> found that this important information was not as easy to find as I
>> expected it to be... :-)
>>
>> Louis
>>
>>
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