preamplifier
英
美
网络 前級放大器; 前置放大器; 前级放大器; 预放; 预放大器
COCA.44788
双语例句
- Tape preamplifier erasing machine for magnetic sound recorders or reproducers
磁带录音机前置放大器 - The unit structures of some preamplifier circuits were listed and their operating characteristics were analyzed.
列出了部分前放电路的单元结构，并分析了它们的工作特点。 - In the system, the charge integral amplifier was used as the preamplifier whose output and noise has been studied in details.
电路实现中采用积分电荷放大器作为前置级，文中对其输出和噪声进行了深入的分析。 - Design of preamplifier for aero-engine electrostatic sensor
航空发动机静电传感器前置放大器设计 - Based on the structure of classical instrumental amplifier, a preamplifier for the measurement of EEG signals is improved and designed.
基于经典的仪表放大器基本框架，改进和设计了一种可用于心电信号采集的前置放大器。 - It called the preamplifier or preamp.
它被称为前置放大器或前置放大器。 - In order to repress this noise, the structure of probe and the preamplifier circuit are improved and a differential atmospheric electric field mill is designed.
为了抑除这利，噪声，在探头结构和前置放大电路两方面进行了改进，设计出一种差分式大气电场仪。 - The entire circuit is mainly comprised of regulated power supply, preamplifier and power amplifier, among which LM4766 is a stereo audio amplifier using dual power supply application circuit.
整个电路主要由稳压电源、前置放大器、功率放大器共三个部分构成。 - A method that charge sensitive preamplifier used in APD detection system of laser pulse was presented to enhance the range and precision of the detection system.
提出了电荷灵敏前置放大器应用于APD激光脉冲探测系统以提高探测距离和探测精度的方法。 - Design of JFET Low Noise Preamplifier
一款JFET低噪声前置放大器的设计 - Input open type preamplifier
输入开路式前置放大器 - Based on the design principles of low-noise circuit, a preamplifier circuit structure of nuclear magnetic resonance logging tools was presented.
基于低噪声电路设计原则，给出了一种用于核磁共振测井仪的前置放大电路。 - An ARM-and CPLD-Based Preamplifier Control System for NMR Spectrometers
基于ARM和CPLD的NMR谱仪前放控制设计 - Class A, discrete, transformerless preamplifier for transparency, extremely fast transient response and no crossover distortion.
A类，离散的，变压器的前置放大器的透明度，极快的瞬时反应，并没有交越失真。 - The comparator includes a preamplifier, a dynamic latch and a clocked inverter.
该比较器包含一级预放大器、动态锁存器及时钟控制反相器。 - The Measurement of Relative Gain of Preamplifier in the CsI ( Tl) Crystal Calorimeter of BES ⅲ
BESⅢCsI（Tl）晶体量能器前置放大器相对增益的测量 - 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 - Expounds the principle of audio frequency power amplifier is designed for manostat, preamplifier, volume control, power amplifier four parts digital power amplifier megaphone.
论述了音频缩小的原理，设计了以稳压电源、前置缩小、音量调理、功率缩小四局部组成的数字功率缩小扩音器。 - Tape preamplifier research on a new transverse-flux switched reluctance machine with PM shields
磁带录音机前置放大器横向磁场开关磁阻电机永磁屏蔽技术研究 - A Design of Small Preamplifier for Electret Microphone
驻极体传声器小型前置放大器的设计 - This research indicates that wavelet analysis method can greatly improve the SNR of the EMITA signal and may decrease the requirement to preamplifier in EMITA sampling system.
这表明可以通过小波分析方法很好地改善热超声信号的信噪比，从而降低对微波致热超声成像采集系统中前置放大器的要求。 - Large Bandwidth RGC Transimpedance Preamplifier Design in SCA
开关电容阵列中高带宽跨阻前置放大器设计 - The preamplifier will drive a low impedance load without alteration in the signal, in fact it can be used as a current source driving a0 impedance mixer junction without any distortion.
这个前级放大器能够驱动一个低阻抗的负载而不会引起信号的变化，实际上它可以用作一个驱动零阻抗混合节点，而又不产生任何失真的电流源。 - 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 - A High-Gain CMOS Common-Gate Preamplifier for IrDA
IrDA中高增益CMOS共栅前置放大器 - Secondly, EDFA designing software is studied. Low noise preamplifier is designed by using optimization method.
第二，研究了掺铒光纤放大器设计软件，对低噪声前置放大器进行了优化设计。 - The experimental layout of high power optical fiber amplifier and low noise figure optical fiber preamplifier is given.
给出了高功率光纤放大器和低噪声前置光纤放大器的实验方案。 - 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。 - First, preamplifier and limiting amplifier are briefly outlined and their specifications of performance are introduced.
首先对前置放大器和限幅放大器进行了总体概括和性能指标介绍。