What are fills used for in a sound system?

Fills are used in a sound system to project sound into specific areas, ensuring that the audio is evenly distributed throughout a venue. This is particularly important in spaces where the main sound system does not adequately reach all audience members or where there are obstructions that might hinder sound propagation. Fills help to balance the audio levels and enhance the listening experience for the audience by providing clarity and volume where it might otherwise be lacking.

In larger venues, for instance, there may be areas that are too distant from the main speakers, leading to a drop in sound quality or volume. Fills are strategically placed to cover these gaps, ensuring that everyone in the audience experiences the performance as intended. This approach also allows for a more immersive and cohesive sound environment.

The other options do not accurately describe the primary function of fills in a sound system. Enhancing lighting effects is unrelated to sound projection. Weakening the main sound system contradicts the purpose of achieving balanced audio. Using fills as a backup system does not align with their role in enhancing live sound coverage, as they are intended to complement the main sound rather than serve as a substitute.