误区之一:灵敏度越高越好。 在家里唱卡拉OK时,话筒离音箱都较近。此时使用的话筒灵敏度越高,产生啸叫的可能性也越高。严重的啸叫可能烧毁音响器材。因此应选择灵敏度适中、指向性强的话筒。 误区之二:频率响应越宽越好。 唱卡拉OK时用频率响应越宽的话筒反而更容易拾取过多的噪声,因为家庭内的噪声比录音室要大 Misunderstanding one: the higher the sensitivity the better. When singing karaoke music at home, the microphones are close to the speakers. The higher the sensitivity of the microphone used at this time, the higher the possibility of howling occurs. Severe howling may burn audio equipment. So you should choose a moderate sensitivity, directional microphone. Myth # 2: The wider the frequency response, the better. Playing karaoke with the frequency response of the wider microphone but more likely to pick up too much noise, because the noise inside the home to be larger than the studio