Atari 65XE Ultimate1MB Upgrade & Retrobrighting

I finally found a RAM Upgrade that works with my Atari 64XE, the Ultimate1MB. Also doing some retrobrighting in this episode. // Kindly sponsored by my favorite PCB manufacturer PCBWay! https://www.pcbway.com/ Ultimate1MB Upgrade at Lotharek's Website: https://lotharek.pl/productdetail.php?id=56 Cyberpunk Demo Download: https://demozoo.org/productions/128252/ My first attempt at expanding this Atari: https://youtu.be/GtpmzixF97c Troubleshooting the first Attempt: https://youtu.be/twrAGSr2XkI More Troubleshooting: https://youtu.be/C6ZNrZinipY Giving in and at least Upgrading to 128k RAM: https://youtu.be/AqUdcTWLWo8 Installing the DecentXE Keyboard: https://youtu.be/BoW_3545O0c TIME STAMPS: 0:00 Introduction 3:19 Opening the Atari 5:22 Cleaning Plastic Parts 5:51 Sponsor Message 6:20 Installing the Ultimate1MB 18:38 Test Run 20:55 More Cleaning & Mounting the Hardware 23:15 Retrobrighting the Case 28:34 Reassembly 30:26 Final Testing 31:28 Thank you & Good Night ---------------