[Homebrew_PCBs] Easy Double Sided PCBs via DLP 2016-03-08 by Mark Lerman Hello all, I've just published a new Instructable (my third on DLP) detailing my process for making double sided pcbs using a modified laser printer to print toner (as a resist) directly on copperclad. <http://www.instructables.com/id/Modification-of-the-Lexmark-E260-Laser-Printer-for/> Mark