Advanced Engineering 4 hours 270 XP on completion

Audio Repair & Restoration

Rescuing recordings that are not right.

Noise, clicks, clipping, room resonance and the limits of what can be fixed after the fact.

Completing this course unlocks

Master

1. Diagnosis

4 lessons

Naming the problem.

○ Identifying noise, hum and buzz Reading 12 min ○ Clipping, distortion and what is recoverable Reading 13 min ○ Room resonance and comb filtering Reading 13 min ○ Sibilance, plosives and mouth noise Reading 11 min

2. Repair

7 lessons

The tools and their limits.

○ Noise reduction without artefacts Reading 13 min ○ Notching hum and its harmonics Reading 12 min ○ Manual editing of clicks Reading 11 min ○ Spectral repair Reading 13 min ○ When to stop and re-record Reading 11 min ○ Rescue a bad recording Studio 30 min ○ Repair final Quiz 10 min

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Completing lessons earns XP and unlocks ranks.