名词
中文翻译：前置放大器
同义词：
['前置放大器，前置放大电路例句：1. The preamp is responsible for amplifying the input signal before it reaches the main amplifier.（前置放大器负责在输入信号到达主放大器之前对其进行放大。）2. In audio recording', 'the preamp is used to boost the volume of the microphone signal before it is sent to the mixer.（在音频录制中，前置放大器用于提升麦克风信号的音量，然后再发送到混音器。）']
例句：
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1. The preamp is responsible for amplifying the input signal before it reaches the main amplifier.
前置放大器负责在输入信号到达主放大器之前对其进行放大。
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2. In audio recording, the preamp is used to boost the volume of the microphone signal before it is sent to the mixer.
在音频录制中，前置放大器用于提升麦克风信号的音量，然后再发送到混音器。
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3. The preamp is an essential component in any sound system, providing a strong starting point for the amplification process.
前置放大器是任何音响系统中不可或缺的组件，为放大过程提供了一个坚实的起点。