amplifying regulator

例句：

1. 1.The amplifying regulator is responsible for amplifying the signal from the microphone.
   放大调节器负责放大麦克风的信号。
2. 2.The amplifying regulator was designed to improve the quality of audio signals.
   放大调节器被设计用来提高音频信号的质量。
3. 3.The amplifying regulator is essential in transmitting high-quality audio signals over long distances.
   放大调节器在传输高质量音频信号时至关重要。