移动电台中静噪电路与静噪功能的使用翟鹏在移动通信系统中，移动电台可能长时处在守候状态。当收信机无信号输入时，内部噪声可在音频输出端产生较大的噪声．扬声器会发出很大的“沙沙”声。这主要是因为移动电台的收信部分灵敏度高，增益大而产生的．这种噪声令人厌烦，... The use of mute circuit and mute function in mobile stations Zhai Peng In mobile communication systems, mobile stations may be in a waiting state for a long time. When there is no signal input to the receiver, the internal noise can produce large noise at the audio output. The loudspeaker makes a loud “rustling” sound. This is mainly due to the high sensitivity and gain of the receiving part of the mobile station. This noise is annoying, ...