Let’s install the Ultimate 1MB upgrade for Atari XL/XE 8-bit Home Computers and find out!

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Part 2 -    • Are THESE the "Ultimate" upgrades for...  

Ultimate 1MB Upgrade – https://www.lotharek.pl/productdetail...
SIDE3 Cartridge - https://lotharek.pl/productdetail.php...

00:00 Introduction
01:41 The Ultimate 1MB Upgrade
02:39 Testing the Atari 130XE
04:52 Disassembly
06:23 Tour of the Main Board
07:40 Desoldering the MMU and OS ROM
14:14 Installing New Sockets
18:09 Atari 800XL Comparison
18:41 Wiring up to the CPU
20:40 Mounting the Ultimate 1MB
25:40 First Test and Main Features
28:02 Wire Management
29:45 Additional Capabilities
32:07 Introducing the SIDE3 and Conclusion

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