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 .
设计带通滤波电路和比例放大电路，对前置放大电路的输出信号进行滤波、降噪和放大。
Secondly, used a preamplifier to pre-amplify the integrated signal of induced charge detected by the CZT surface pixel arrays nuclear radiation detector.
本文介绍了在一种新型便携式心电监护仪器中是如何采用单极性供电方式实现前置放大电路。
In this paper, the preamplifier circuit and the methods of anti-interference used for the portable ECG monitor were introduced. In this circuit, single power supply was be used.
重点讨论光盘驱动器中ld驱动器电路、RF前置放大电路与伺服前置放大器电路的设计与实验。
Designand Experiment of a driver circuit of LD, RF forward amplifier circuit and servo forward amplifier circuit for the optical disk driver are discussed emphatically.
设计实现了基于差分后谐波检测的微弱信号处理电路、前置放大电路、差分电路、调制电路和光源温度控制电路及电流驱动电路等。
The circuit of Photoelectricity Weak Signal Detection, preamplifier circuit, difference circuit, modulation circuit, optical source thermal control and current drive circuit etc. are designed.
本文主要介绍了一种心室晚电位前置放大电路，给出了测试情况和达到的技术性能指标，实验结果表明了该放大电路的可行性和可靠性。
This paper introduces the preamplifier of ventricular late potentials, and give out testing instance and performance parameters, experiment results show that this preamplifier is viable and reliable.
设计一种视频处理电路，通过介绍一种前置放大，CRT驱动的视频处理电路，系统包括前置放大电路、钳位脉冲形成、CRT驱动电路、白平衡调整等部分。
This paper describes a CRT video circuit with pre-amp and driver control. This system includes pre-amp circuit, clamp pulse production, blank level...
将静电计置于电压模式，然后打开外部反馈，就把反馈电路从内部网络切换到连在前置放大器输出端的外部反馈网络上。
Placing the electrometer in the volts mode and then enabling external feedback switches the feedback circuit from an internal network to a feedback circuit connected to the preamp output.
比较器是前置放大器与动态锁存器组成的开关电容电路。
It is a switch capacitor circuit which consists of the preamplifier and dynamic latch.
设计了具体的LED光源的驱动电路，以及前置放大器、减法器等的具体电路。
Have designed the concrete drive circuit of LED light sources and the concrete circuits of preamplifier and subtracter, etc.
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。
For every circuit unit, mainly analyzing and designing the low-noise preamplifier, rule control amplifier and linearity precision detector unit circuit and so on.
将单光子探测器的研制分为偏置电压、前置放大、雪崩信号提取、温度控制和数字控制电路五个模块。
The SPD R&D includes five modules: SPD bias voltage, pre-amplification, avalanche signal extraction, temperature control and digital control circuit.
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。
Circuits of CMOS-process-compatible monolithic photoreceivers are designed. The circuits include photodetector, pre-amplifier and main amplifier.
采用MCM技术制作出了混合集成低温红外前置放大器，实际电路的CAT测试结果与计算机辅助设计结果相吻合。
The hybrid integrated low temperature infrared preamplifier is manufactured Using MCM technology. The CAT result of actual circuit tallies wih the CAD result.
介绍了一种双路高阻抗电化学测试前置放大器的电路设计原理、元件选择、安装调试及其应用。
This paper introduces the circuit design principle, component selection, installment, testing and application of a two-way impedance electric chemical test pre-placed magnifier.
本文首先对低场磁共振电路系统的各个功能模块进行了分析，并估算了低场磁共振的信号幅值，然后重点对天线接口和前置放大两个电路模块进行了分析研究。
The function blocks of the low field NMR circuit system are analyzed at first. Then the signal amplitude is calculated. The antenna interface and the preamplifier are studied in detail at last.
光接收机前端放大电路主要由两个关键电路构成：前置放大器和主放大器。
The front-end amplifier for optical receiver is made up of two important circuits: preamplifier and main amplifier.
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。
In the building blocks of an optical transmission system, the pre-amplifier and the main amplifier are the critical parts.
本发明还涉及一种深亚微米mos集成电路管芯，包括基于厚氧化物晶体管的前置放大器。
The present invention further relates to a deep sub-micron MOS integrated circuit die comprising a thick-oxide transistor-based preamplifier.
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。
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。
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.
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