Subwoofer speakers How are placing a Live sound event on the side of the stage left and right (LR SUB) and placed in the middle of the stage (Center Sub) will give different results?
Placing left and right subwoofers on the side of the stage There will be two low-frequency sound sources, the sound waves from the speaker cabinet will be complementary. and offset in some areas will notice that The sound generated at various points in the work area is not equal, mainly around the line of symmetry between the cabinets. or center stage will be very loud because of the distance from the listener The left speaker cabinet and the right speaker cabinet are the same. The sound wave takes time to reach the listener at the same time. The same sound frequency is complementary. thus increasing the popularity
meanwhile If changing the listening area to a point where the sound from both sides of the speaker cabinet It takes time to arrive at the listener at the same time. in some frequency ranges There will be a clearing. So the noise is reduced.
In the case of placing the Subwoofer on the side of the stage, there will be a difference in sound volume. Some places are very noisy Some points are very light. according to the listening position
Placing a cabinet like this Convenient to set up There is no processor delay for each cabinet. high volume But must and with a lot of blind spots as well
Placing subwoofers in a row in the middle of the stage May be placed close to each other or spaced slightly apart. It is assumed that there is a low-frequency sound source that is arranged in a long line. It can be observed that Sounds that occur at different points in the event area have similar loudness, although the loudness at the position where the frequency is most reinforced is not very loud, but the blind spot or the point where the sound cancels out. is less than placing the cabinet on the left and right Placing a cabinet like this You need to set a delay for each cabinet. to manage the phase properly Make the sound have a similar average volume throughout the work area.
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