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  1. BlueToBits

    Printer for A3 transparencies?

    My HP officejet 7500A MFP just keeled over and I need to replace it. My main task is printing A3+ transparency sheets. I am using a special paper and pigment ink will not work. It must be dye ink. I can't seem to find an off the shelf A3 printer that uses dye inks !! the all seem to use pigment...
  2. BlueToBits

    Filling CMY cartridges with black ink to get opaque black?

    Hi. I need to print black on transparency as opaquely as possible using a HP7500 E910 printer. It's a back-lit sign with clear letters on a black background 400mm x 300mm. I have worked out how to force the printer to print a composite black using CMYK which works best for the self-adhesive...
  3. BlueToBits

    Hi from UK.

    Hi all. I'm a maker from a little corner of North West England. I like designing and building stuff and dip my toe in the waters of many fields such as printing, electronics, 3D printing, sign making, plastics et-al. I take things apart and make them do things they were not designed to, and...
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