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How to Create a Spot Channel Path in Illustrator

Conversely, you may place a raster file in your Illustrator document and create Spot data in Illustrator using the path creation tools. Create your path using the data as your guide and once the path is completed, fill this path with your Spot 1 or Spot 2 color. This filled path should be placed above image in layers palette. In this particular case, the complexity of the selection path may dictate it's creation in PhotoShop, and Illustrator may be better used for simpler objects.

Procedure

  1. First, select your clipping path and make a copy of it.
    Select Clipping
    Copied Path
  2. Then move the new layer outside of the group it is in to un-link it from the clipping path.
    Moved Channel
  3. Once outside the group, make sure path is selected and fill it with your Spot 1 or Spot 2 color.
  4. Once that is done, replace path in the group above the image and clipping layers. Ensure that Overprint is turned on.
    Replace path in Group
  5. Save the file.
    NOTE

    In testing, we have found the .eps file format to be the best. However, Postscript and PDF files will work as well, but may require some additional setup. Make sure that when you save the file, "Preserve Overprints" is enabled.

    It is also possible and sometimes preferable, to print directly from Illustrator to Rip-Queue. For instructions on how to do this, see the Onyx web site for a document called "Printing From a Mac" (it also contains generic information on printing from Windows-based systems).

  6. Open the file in ProductionHouse.