电流放大器

该电路采用改进型双平衡Gilbert单元的结构，引进了容性源极耦合差动电流放大器和调谐负载电路，大大提高了电路的性能。

Double balance Gilbert-cell incorporating a capacitively-source-coupled current amplifier and a single-tuned tank as load is utilized to improve the circuit performance .

文章利用容性耦合电流放大器作为压控振荡器的基本反馈单元，并在输出端增加MOS电容来控制振荡频率；

The capacitive coupled current amplifier is used herein as the basic feedback unit of the VCO and the oscillation frequency is controlled through MOS capacitance in the output .

基于H桥拓扑结构的励磁电流放大器

Exciter Field Current Amplifier Based on H Bridge Topology Circuit

pA级电流放大器是测试系统的设计重点，而其输入阻抗、运算精度及噪声抑制又是设计关键。

Critical design of MSPC is current amplifier with order of pA , also , its input impedance , operational precision and decreasing noise are a key for designing current amplifier with order of pA.

该芯片的判决电路采用SCFL（源级耦合晶体管逻辑）的D触发器结构，根据矢量叠加原理设计，采用差动电流放大器构成可调移相器。

The decision circuit of the chip is applied with a DFF using SCFL structure and its tuned phase shifter with differential current amplifiers according to the principle of vector addition .

该电流放大器是用户线接口电路（SLIC）的关键部分，它由运算放大器和精密匹配的电阻组成，能较好地实现馈电和语音信号传输功能，易于SLIC实现极性反转和用户线交流阻抗调整。

The amplifier , which consists of an OPA and precisely matched resisters , is the key part of Subscriber Line Interface Circuits ( SLIC ) . The circuit includes battery feed and voice signal transmission functions and can enable SLIC polarity reversal and programmable SLIC AC impedance functions .

基于低电压电流放大器的高频二阶低通滤波器

A High-Frequency Second-Order Low-Pass Filter Based on a Low-Voltage Current Amplifier

930型荧光光度计微电流放大器的维修与调整

Troubleshooting and adjustment of microcurrent amplifier of model 930 fluorescence photometer

提高电流放大器电流响应速度的研究

Research on Increasing the Response Speed of the Current Amplifier

用于电光测量的电流放大器及其噪声测量方法

Current Amplifier Used in Electro-optic Measurement and Its Noise Measurement

用于核子皮带秤的弱电流放大器崐和输出电路

A weak current amplifier and output circuit used in nuclear weighing scales

比例电流放大器及其在微电流互感器校验中的应用

Ratio current amplifier and its application in the calibration for mini-current transformer

超低静态电流放大器的设计

Design of Amplifier with Ultra - Low Quiescent Current

这时我们就需要一个电流放大器或缓冲器。

In these situations we require either a current amplifier or a buffer .

作为梯度单元中另一部分，梯度电流放大器起到了放大所需梯度电流的作用，其结构和性能在文中进行了描述。

The third part is the design and the performance of gradient current amplifier .

快响应低漂移微电流放大器的设计与制造

Design and Manufacturing of Quick-Response Low-Drift Micro-Curren Amplifier

热辐射计电流放大器在美国，大部分家用电器使用赫兹的交流电。

In the US most household current is AC at 60 cycles per second .

一种用于用户线接口电路的输出电流放大器

Line driver current amplifiers for SLIC applications

不过，电流放大器总是设法对电流进行一定的放大。

However , a current amplifier always tries to multiply the current by a set amount .

无源电流放大器的实现及应用

Passive Current Amplifier Realization and Application

一种弱电流放大器

A Weak Current Amplifier

研制了弱电流放大器和输出电路，其最大非线性误差为±0.06%。

A weak current amplifier and output circuit with a maximum nonlinear error of ± 0.06 % has been developed .

线圈回路中串接有由电容和电流放大器组成的控制电路。

A control circuit which is composed of a capacitor and a current amplifier is connected in a coil circuit in series .

介绍了反馈式电流放大器型I/V转换和V/F变换电路的设计，详细讨论了减少噪声干扰的措施。

The I-V and V-F converter design for mode of feedback current amplifier is introduced . Method of reducing noise disturbance is discussed in detail .

该系统由高气压电离室，集成化弱电流放大器，V/F变换器和智能化数据记录仪组成。

The continuous monitoring system consists of a high pressurized ionization chamber , integrated weak current amplifier , V / F converter and intelligent data recorder .

提出采用超前校正和负反馈校正提高电流放大器输出电流响应速度方法。

Two kinds of methods such as lead net rectification and negative feedback rectification are proposed , which can increase the output current speed of the current amplifier .

提出了用高阻电压放大器测量静电场的方法，该方法比使用电荷、电流放大器方法简单。

Presents a static electric field measurement method using a high input resistance voltage amplifier . The method , is simpler than that using a charge or current amplifier .

设计一个由四级容性源极耦合差分电流放大器和反相器组成的压控振荡器电路，通过控制电流源的方式达到压控振荡的效果。

By making use of controlling current to achieve the effect of voltage-controlled oscillation , four stages of source capacitively coupled current amplifier and two inverters are adopted to realize this VCO .

通过三例故障现象的分析，介绍103气相色谱仪热导池检测器、热导池温度控制器和微电流放大器的工作原理。

Through analysing the three trouble phenomenon , the base of principle thermal conductivity cell detector 、 thermal conductivity cell temperature controller and micro current amplifier for Gas Chromatography 103 are recommended .

该环形振荡器由4个基于电流控制放大器（CSA）的延迟单元电路组成。

The ring oscillator consists of four Current control delay cells with Current-Steering Amplifier ( CSA ) circuit .