... preamble序言；开端；预兆性事件；引导程序 preamplification前置放大 preamplifier前置放大器 ...
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前置放大器 [电子] preamplifier ; head amplifier ; PREAMP ; prime amplifier
声发射前置放大器 acoustic emission preamplifier
差动前置放大器 differential preamplifier
电流前置放大器 galvo-preamplifier ; Current Preamplfier ; Current Sensitive Preamplifier ; preamplifier
数字式前置放大器 digital preamplifier
低噪声前置放大器 LNA ; [电子] low-noise preamplifier
激光前置放大器 laser preamplifier
差分式前置放大器 differential preamplifier
特高频前置放大器 uhf preamplifier stage
分析了驻极体传声器的电路模型及其传统的前置放大电路。
This paper discussed the circuit model of a electret microphone and the conventional microphone preamplifiers.
前置放大电路设计了量程自动切换的电阻反馈式两级放大。
A range automatic transfer is designed for the preamplification system with resistance feedback.
通过对嗓声系数特性的研究，总结了前置放大电路低噪声设计准则。
The noise function of pre - amplifier is also studied. Some low noise circuit design criteria are concluded .
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