与一些音量控制置于输入端的电路不同，这个前级放大器的特征噪声能够随同信号一起衰减。

Any noise characteristic of the preamp circuit is attenuated along with the signal, unlike circuits where the volume control is before the input.

youdao

与一些音量控制置于输入端的电路不同，这个前级放大器的特征噪声能够随同信号一起衰减。

Any noise characteristic of the preamp circuit is attenuated along with the signal, unlike circuits where the volume control is before the input.

youdao