Follow the restoration of a classic Atari 800XL computer after diagnosis by Adrian Black (Adrian's Digital Basement) revealed a failed ANTIC (Alphanumeric Television Interface Controller) graphics chip.
Originally featured on Adrian's channel in July 2023, this repair project continues with the installation of a replacement C021697 NTSC ANTIC chip, additional restoration work, and efforts to bring this iconic Atari 8-bit system fully back to life.
This video also documents attempts to reverse yellowing on the Atari 800XL lower case using retrobright techniques along with a closer look at the ANTIC graphics hardware that helped define the Atari 8-bit computer family. The ANTIC chip played a major role in the advanced graphics capabilities of Atari systems including the 600XL, 800XL, and XE series, making it one of the most important custom chips in Atari home computer history.