英语释义

1. an amplifier designed to amplify extremely weak electrical signals before they are fed to additional amplifier circuits

片语

preamp前置放大器（等于preamplifier）

Pre-Amplifier PA前置放大器

pre-amplifier unit前置放大单元

pre-power amplifier功率预放大器

pre-IF amplifier前置中频放大器

Pre-amplifier latch预放大锁存

multiplier pre-amplifier光电倍增管前置放大器

pre-amplifier disable前置放大器阻塞

RF pre-amplifier前置放大器

Microphone Pre-Amplifier话筒前置放大器

英汉例句

• the model 405 is a high performance two-channel phono pre-amplifier designed for use in professional applications.

  该模型405是一款高性能2声道唱机前置放大器为专业应用而设计的。

• full programable bioelectric pre-amplifier with high performance is introduced in this paper.

  本文介绍了一种性能优良的全程控生物电前置放大器。

• a complete solution was given in the receiving circuit design to solve the technical problems such as high-voltage bias circuit and the pre-amplifier design.

  接收电路设计给出了完整的解决方案，解决了高压偏置电路、前置放大器的设计等技术难题。

• the important process during using discrete component (phemt) to design a pre-amplifier includes the judgement of stability and the means of stabilizing.

  用分立元件设计前置放大器电路，包括以下主要步骤：稳定性判定及采取适当的稳定措施；

• to achieve high sensitivity, the pre-amplifier with very low noise figure is adopted in the design, and reliable grounding and shielding processing are performed.

  为了获得高的灵敏度，本设计采用了噪声系数很低的前置放大器，并进行了可靠的接地、屏蔽等处理。

• in this paper, a signal detection method and a pre-amplifier circuit design are elaborated according to the lock-in amplifier (lia) principle and opa128 chip characteristic.

  本文采用锁定放大技术的原理，根据opa128芯片的特点，提出了信号检测的方法和前置放大电路的设计。

• if the sbl and the sbr can「t be placed together, refer to the pre-amplifier or receiver」s 「thx setup」 menu for alternative configurations to maximize your system's potential.

  如果sbl和sbr不能被放置在一起，参考前置功放或后置功放的thx设置菜单为折中方案去最大化你的系统潜力。

• circuits of cmos-process-compatible monolithic photoreceivers are designed. the circuits include photodetector, pre-amplifier and main amplifier.

  设计了与cmos工艺兼容的光电单片接收机电路，其中包括光电探测器、前置放大器和主放大器。

• progresses of the pre-amplifier can result in the improvement of resolution of the whole systems.

  前置放大器低温性能的改善直接影响到整个系统探测精度的提高。

• this article presents the characteristics and design thoughts of the pre-amplifier of ph meter, the application of the relevant techniques of emc and the measures that used in the design.

  介绍了ph计前置放大器的特点及其设计思想，阐述了电磁兼容相关技术的应用以及设计中所采取的措施。

• apart from employing the linear optocoupler isolation, this emg pre-amplifier uses the boost to enhance the cmr and the input swing and reject the industry interference.

  此肌电放大器的前置部分采用共模驱动，以达到提高其共模抑制比和输入信号的动态范围，以及抑制工频干扰等作用，并采用线性光耦隔离。

• the background and significance of test system for pre-amplifier assembly under high-low temperature environment are introduced, and its composition structure and testing principles are discussed.

  对前放组件高低温测试系统设计开发的背景及意义作了简单介绍，并阐述了系统的组成结构及测量原理；

• in the building blocks of an optical transmission system, the pre-amplifier and the main amplifier are the critical parts.

  在用于光纤传输系统的几个功能电路中，构成光接收机前端放大电路的前置放大器和主放大器是两个关键电路。