Here is the full list of all 12 Ether One Redux achievements.
Taken every Core Memory Photograph.
Heard the complete tale of The Knocker.
Restored 20 Projectors.
Restored all of the plaques.
Collected all the Memory Fragments.
Listened to all the Voicemail Messages.
Rang the bell in the Institute upon your return.
Restored 15 Projectors.
Restored 10 Projectors.
Restored 5 Projectors.
Swapped the fuse in Restoration Chamber 3.
Fill the shelves in The Case.