Paul Maunder has put together an excellent 2-part series on how to reduce noise in audio recordings – and below he covers approaches to improving issues such as rumble, hum, crackle, broadband noise, clipping, excessive reverb, and audio containing a variety of different issues:
Noise reduction, part 1: Rumble, Hum, Crackle & Broadband Noise
Topics and playing times:
- 0:42 Rumble
- 6:13 Hum
- 11:15 Crackle
- 15:00 Broadband Noise
Noise reduction, part 2: Clipping, Excessive reverb & Audio with multiple issues
Topics and playing times:
- 0:18 Clipping
- 3:04 Excessive reverb
- 5:08 Audio with multiple different issues