Jan Beta Amiga 2000 4.x 1MB Chip RAM and ECS Upgrade By ][avok - 10/18/2019 0 1192 In this episode Jan Beta is upgrading his Rev 4.3 Amiga 2000 to 1MB Chip RAM and to the ECS Enhanced Chipset. SOCIAL MEDIA237FansLike605FollowersFollow274FollowersFollow