Division / Sound equipment concept

DIVISION is Drone sound system in outdoor concert hall. The outdoor performance, which runs through the night, has helped residents Suffer from noise. Analysis shows that the speaker is oriented Position significantly influences noise. For residents close to The noise reference level at night was exceeded by about 1 to 4 dB. I suggest a new parallel system of sounds. Drones can be freely positioned by flying. It spreads the sound position. We can play with a small sound. At the bottom of the drone, the speakers used for the performance are combined. Many sound equipment is big and heavy to carry. Whereas a drone speaker is easy to transport.