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