请问下AC前置放大器是什么????????前置放大器是指置于信源与放大器级之间的电路或电子设备,是专为接受来自信源的微弱电压信号而设计的。那么前面加个AC代表什么意思?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.