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在扩声系统中出现自激反馈是每个音响工程师都不愿遇到的问题,本文简要说明了声反馈产生的原因及其危害,重点介绍了反馈抑制器的原理及其使用,并针对具体情况总结了反馈抑制器的不同连接办法,从而更好地提高扩声系统的性能。
The self-excited feedback appears in the PA system is a problem that every audio engineer does not want to encounter. This article briefly explains the reason and the harm of the acoustic feedback. It mainly introduces the principle and use of the feedback suppressor, The situation summarizes the different connection ways of the feedback suppressor to better improve the performance of the PA system.