QuestStudio | AI Music Mastering: Compare the Sound, Not Just the Loudness Original worksheet | September 13, 2026 https://queststudio.io/blog/ai-music-mastering-guide MASTERING LISTENING LOG Track / owner / date: Untouched source filename / format: Source defects to repair before mastering: Musical priorities: Example: 90-second electric-piano instrumental with quiet opening and natural ending. Windows: first 10 sec / same 10 sec of fullest section / final 10 sec. VERSION | PRESET/SETTINGS | COMPARISON GAIN | OBSERVATION Original | none | | A | | | B | | | [ ] Same source and aligned sections compared [ ] Playback loudness matched; method recorded [ ] Opening texture, middle pulse, and ending decay checked [ ] No source defect mistaken for a mastering problem [ ] Second playback system checked after a break Destination and current requirements link: Exact exported filename / format / sample rate / bit depth where relevant: Measured integrated loudness / true peak / meter used (leave blank if unmeasured): Reopened export checked at beginning and end: Accepted version and reason / remaining uncertainties: