Here is the full list of all 12 Ether One Redux achievements.
Taken every Core Memory Photograph.
Restored 20 Projectors.
Restored all of the plaques.
Fill the shelves in The Case.
Listened to all the Voicemail Messages.
Heard the complete tale of The Knocker.
Collected all the Memory Fragments.
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.