Overall sounds produced by the diegetic world, usually perceived as background sound.
Characteristics:
- Provide context, environment, time, etc…
- If too dense, it can be unintelligible
- Usually perceived unconsciously by the audience
- Silence would bring the effect closer to conscious perception
Related induced effect: E.A.S., Silence
Related inductor effect: Extension; Auditory hierarchy
Similar effect: Soundscape
(Chion, 1994)