Stage performance live audio problem.Bar performance sound wholesaler

　　Question: During the stage of the stage, what should I do?

　　Analysis: There are many reasons for screaming. Since the sound of the speaker replaced the speaker repeatedly picks up and forms a positive feedback. When the volume exceeds a certain limit, the same frequency sound signal will cause the amplifier circuit to give back, and the screaming shaws will produce howling. Essence

　　Solution: The shouts appear when the stage performance is ongoing, and the volume of several DB microphones should be pulled quickly, and the screaming band on the mixer can be adjusted. Do a frequency attenuation. If there is no professional tunnel at the scene, you can only try to pull the effect or total volume, and temporarily relieve the urgency of burning.

　　Question: As soon as the stage audio was turned on, the sound of "buzzing" was "buzzing". No matter how the sound was debugged, the noise could not be effectively reduced.

　　Analysis: This situation is generally because the stage audio equipment is used for a long time on the outdoor minister, and the surrounding environment is not ventilated. The speaker design is unreasonable and the heat cannot be effectively discharged from the box. Blinds are damaged due to overheating, and if it is severe, it will be burned directly.

　　Solution: When choosing the stage audio equipment, it is necessary to choose a regular manufacturer. The amplifier integrated circuit produced by regular manufacturers comes with the temperature protection function. When the temperature is too high, the amplifier integrated circuit will automatically stop the output. When the temperature of the audio equipment drops down, the temperature of the audio equipment drops down. , Can restore normal work.

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