preamplifier是什么意思

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用法例句

In order to improve the sensitivity measurement of the trace gas concentration, proposed one kind of advanced design of photo-electricity detection of preamplifier circuit applied to this monitoring system, that is, the programmable gain preamplifier circuit of photo-electricity detection.

基于可调谐二极管激光吸收光谱(TDLAS)的痕量气体监测系统,为提高痕量气体浓度的高灵敏度测量,提出应用于此监测系统中的光电检测前置放大电路的一种改进设计,即程控增益光电检测前置放大电路。

The keystones and difficulties during the design and realization of NMR preamplifier for Oil Well Logging System were analyzed.

根据微弱信号检测技术和电路低噪声设计基本原理,结合核磁信号本身信号强度微弱、噪声干扰严重等特性,以及核磁共振测井仪工作环境的特殊性,着重分析了在核磁共振测井仪前置放大器研制过程中其关键电路研制的重点和难点,并给出了相应的电路原理图。

In this paper, problems and related technical measures about structure of acquisition system, preamplifier, power and earthing, which must be considered in designing foreside of high-speed data acquisition system, are discussed.

研究了关于高速数据采集系统前端设计时需考虑的结构、前置放大器、电源和接地等问题及其相应的技术措施,从而为设计高性能的高速数据采集系统提供参考。

Based on the factors of PIN photodiode monitoring, we proposed a pre-amplifier circuit which can improve Signal-to-Noise and decrease the bandwith of noise, and pointed common prinples in designing low-noise, high-responsibility photodiode monitoring.

从PIN光伏探测器的特性入手,设计了一种能提高电路信噪比及减小噪声带宽的前置放大电路,并指出了设计低噪声、高响应度光电检测电路的一般原则。

In this paper, a signal de-tection 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。

The design of the program-controlled high frequency gain preamplifier and its application in medical instruments;

高频程控增益前置放大器的设计及其在医学仪器中的应用

A 0.18μm CMOS transimpedance preamplifier for optical receivers;

0.18μm CMOS 2.5Gb/s光接收机跨阻前置放大器的设计

Design of the preamplifier in a novel nano impedance microscope;

新型纳米阻抗显微镜前置放大器的设计

The design of programming pre-amplifier in high-resolution seismic exploration;

高分辨率地震勘探智能程控型前置放大器的设计

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。

An analysis of noise models for two basic pre-amplifier structures:voltage and transimpedance are carried out.

如何降低电路噪声是读出电路研究热点之一,本文就红外探测器的电压型和跨导型两种基本结构前置放大器,建立了噪声等价模型,分析比较了其信噪比。

Pointing error of transmitter and atmospheric turbulence cause signal fading for satellite-to-ground laser communication,and the anti-fading characteristics of distributed ground-based array receiver with optical preamplifiers are analyzed.

星地激光通信中,发射机对准误差及大气湍流会引起接收信号衰落,对带前置光放大的阵列接收机,分析了分布式接收阵列的抗衰落性能。

input loading type preamplifier

输入加载式前置放大器

transistor servo preamplifier

晶体管伺服前置放大器

integrated video preamplifier

集成视频前置放大器

input open type preamplifier

输入开路式前置放大器

tape preamplifier

磁带录音机前置放大器

pre-amplifiers for analog oscilloscopes

用于模拟示波器前置放大器

Design of 10Gb/s GaAs/SiGe Preamplifier;

10Gb/s GaAs/SiGe前置放大器设计

0.18μm CMOS Preamplifier for 10Gb/s Optical Receiver;

0.18μm CMOS 10Gb/s光接收机前置放大器

ASIC Design of Pre-transimpedance Amplifier for FTTH;

用于FTTH的跨阻抗前置放大器的ASIC设计

1.25Gbps Pre-Amplifier Design of Optical Receiver;

1.25Gbps光接收机前置放大器设计

Design of JFET Low Noise Preamplifier

一款JFET低噪声前置放大器的设计

A Design of Small Preamplifier for Electret Microphone

驻极体传声器小型前置放大器的设计

A High-Gain CMOS Common-Gate Preamplifier for IrDA

IrDA中高增益CMOS共栅前置放大器

Design of pre-amplification circuit for flow injection analyzer instrument

流动注射分析仪前置放大电路的设计

Design of Bias Circuit and Preamplifier on MEMS Silicon Microphone;

MEMS硅微麦克风的偏置电路及前置放大器的设计

A Current-sensitive Preamplifier/Discriminator Used for Small Fast Signals

一种用于放大快速小信号的电流灵敏型前置放大器/甄别器的研制

Used in HI-FI per-amplifiers and TV oscillation loop circuits.

适用于高保真前置放大及电视振荡回路。

Advance of low-noise pulsed-light feedback charge sensitive preamplifier

低噪声脉冲光反馈电荷灵敏前置放大器的进展