noise preamplifier的意思|示意

A new low noise, fast charge sensitive preamplifier developed recently is introduced in brief in this paper.

简要介绍了新型低噪声快电荷灵敏前置放大器。

The system approaches previously reported systems in terms of preamplifier noise and the base line noise level.

前置放大器和基线噪声水平均接近国外最好水平。

Preamplifier is one of the most important components in photoreceiver front-end. It directly affects the performance of light receivers such as speed, noise and sensitivity.

前置放大器是光接收机前端中最重要的组件之一，它直接影响光接收机的速度、噪声、灵敏度等整体性能。

The preamplifier noise has been optimized and a new implementation method of the large feedback resistor has been proposed.

对前放的噪声进行了优化设计，提出了一种新的大反馈电阻实现方式。

For every circuit unit, mainly analyzing and designing the low-noise preamplifier, rule control amplifier and linearity precision detector unit circuit and so on.

各单元电路设计时，从整个测量系统误差的角度分析设计低噪音前置放大器、程控放大器、线性精密检波器等单元电路。

Preamplifier is one of the key factors which affect APD detection system of laser pulse. The signal-to-noise ratio(SNR) of preamplifier determines the SNR of whole detection system.

前置放大器是影响APD激光脉冲探测系统好坏的关键因素，前置放大器的信噪比决定了整个探测系统的信噪比优劣。