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