百灵达ＤＳＰ１１００反馈抑制器及其使用立言在声系统中，如果将话筒音量进行较大的提升，音箱发出的声音就会传到话筒引起啸叫，这种现象就是声反馈。声反馈的存在，不仅破坏了音质、限制了话筒声音的扩声音量、使话筒拾取的声音不能良好再现；深度的声反馈还会使系统... BEHRINGER DSP -1100 feedback suppressor and its use legislation in the sound system, if the microphone volume is greatly improved, the speaker’s sound will be sent to the microphone caused by howling, this phenomenon is the acoustic feedback. The existence of acoustic feedback, not only undermined the sound quality, limiting the microphone sound amplification volume, so that the sound picked up by the microphone can not be well reproduced; deep acoustic feedback will make the system ...