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    Star Chart Resolution Tests of the Epson P900

    Note: I just added the PPI vs. Circle diameter table that somehow did not transfer over with the initial post I ran resolution tests for both PPI image settings and printer Print Quality Settings to determine my go-to settings for good images from my perspective. The test results might benefit...
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    Downsample to Twice the PPI of the Detail You Want to Preserve

    My goal is to establish for me my go-to PPI in Photoshop. So, the experiments were for me, yet I am sharing my results as there may be some interest. As always, I am open to feedback, constructive comments, and corrections to what I have shared below. While building a set of test images to...
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    Observations of Spatial Measurement Variation on the Epson P900 – Potential Implications for Color Target Design

    I am not an expert in color measurement or ICC profile creation. I’ve recently revisited this field—working with an i1Pro and ArgyllCMS—as part of some experiments. My day-to-day printing relies on stock ICC profiles, so this is a learning journey. That said, I encountered something during my...
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    Epson P900 and the Role of 16 vs. 8-bit Mode in Mitigating Banding

    The experiments I shared below were mainly for tuning my editing/printing workflow on the Epson p900. Yet, I thought others might find the results helpful, so I’m sharing my conclusions and experimental data that led me there. In particular, I focused on grayscale banding differences for...
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    Epson P900 Print Time vs. Quality Level and Print Options

    I originally compiled this information for my understanding but thought it might also be helpful for other Epson P900 users. The P900 offers multiple print quality output dpi settings and other options below that were evaluated for print speed. Options included in the speed testing were: BEO –...
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    Requesting Latest Advice on Printing Color Targets

    I use an Apple Silicon M1 Mac Book Pro on Sonoma 14.7 OS Photoshop 2025 and an Epson p900 printer. I have been using Macs ColorSync Utility to print some grayscale color targets, as it has a specific mode for that purpose. I hope that was the correct choice, yet if not, I will have to...
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    CARBON BLACK quality mode on the Epson P900 Measured

    From the name, you might think it has to do with black levels - and it does - a bit. Before the details of the experiment, here are a couple of updates. 1) I changed the secondary axis from the prior post from -0.4 to 1 to -1.0 to 1.0. The graph for delta L is a little more compressed, so...
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    Epson P900 - Black Enhance Overcoat

    If you don’t have a P700/P900 printer, you might want to skip this post. I've been testing the print output from the P900 to better understand some of its features beyond the marketing descriptions. This post is the first of several planned posts with this one focusing on the Black Enhance...
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    Any Forum Member with Experience "Qimage One" for Mac

    Qimage Ultimate is for Windows Machines only, and only the much reduced featured "Qimage One" is available for Macs. Does any Forum member recommend this Mac version of this software for general printing? If yes, what has impressed you? If not, what alternate printing software do you use? The...
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    Quality Settings in Epson Printer Driver P900

    If this question is in the wrong forum, please move it to the correct forum In getting used to the paper and print quality settings in the Epson printer driver (in Photoshop), depending on the paper is has the textual quality levels of SPEED STANDARD QUALITY HIGH QUALITY MAX QUALITY MAX QUALITY...
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    UV light test for OBA'a on a variety papers

    This is not a new topic for these forums and many great posts exist. While having done photo restoration work for some time, I have not done much printing. I obtained several paper sample packs and test prints to see what I preferred for my needs. The sample packs came with two sheets each, and...
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    New member

    Hi, John Wheeler here. What printers do you currently have (manufacturers / models): Epson SC P900 What printers have you owned in the past: My first Photo printer was the 1999 HP Photosmart P1100. I was thrilled to be able to print at home, as I never wanted to mess with a wet photo print...
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