构造了一些新的基于电流反馈放大器的电压模式双二阶滤波器，多滤波功能和参数可调是这些电路的主要优点。
Some new voltage-mode second-order filters based on current feedback amplifier are proposed. The major merits of these circuits are multiple filtering function and adjustable parameter.
半导体、二极体、双极电晶体、场效电晶体、电晶体放大器、频率响应、算放大器、差动及多极放大器、积体电路。
Semiconductor diodes bipolar junction transistors field-effect transistors transistor amplifiers frequency response operational amplifiers differential and multistage amplifiers integrated circuits.
本文介绍一种基于双h桥并联结构的梯度放大器的电路拓扑，并提出一种数字前馈控制算法。
This paper introduces a two-paralleled H-bridge topology and proposes a digital feed forward control scheme for the gradient amplifier.
设计了一个测量放大器电路，它由差动放大电路、共模抑制电路、双端单端转换电路和程控增益放大电路组成。
A measurement amplifier circuit is designed, which consists of circuits of differential amplifier, a common-mode rejection, double-end and single-end conversions and programmed gain amplifier.
L 297芯片产生脉宽可调的脉冲相序信号，该信号作为双极性桥式功率驱动电路的输入信号，放大后驱动步进电机。
L297 chip generates pulse phase sequence signals of which the pulse width is adjustable. The signals are the input ones of dual bridge driving circuit and drive the stepper motor after amplification.
电路采用电容负反馈互导放大器(CTIA)及相关双取样(CDS)结构，有利于减小电路的噪声。
The adoption of capacitor feedback transimpedance amplifier (CTIA) and correlated double sampling (CDS) structure helps to reduce the noise of the circuit.
双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。
To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.
该装置以ARM为核心，包括低功耗的双路心电信号放大、滤波、抗基线漂移电路。
The system takes ARM as the core and employs signal amplifying, filtering, and anti-baseline drift circuits.
检测电路分为全桥平衡模块、电荷放大器模块、信号放大模块、相关双采样模块、采样保持模块、闭环反馈模块、低通滤波模块和数字时序控制模块。
The circuit is divided into full bridge module, charge sense amplifier module, correlated double sampling and holding module, closed-loop feedback module, low-pass filter and time controlling module.
本文论述双极型功率开关电路和CMOS音频功率放大器电路设计。
The paper focuses on circuit design of power switch with bipolar technology and audio amplifier with CMOS techn.
引入了误差放大器的频率补偿的方法，并着重分析了双零点、双极点的补偿电路。
Then the methods of how to compensate the error amplifier is introduced, a double-zero, double-pole construction is analyzed individually.
接着，以相关双采样(CDS)电路接收行放大器的输出。
A correlated double sampling (CDS) circuit then receives the output of the column amplifier.
基于H型双极模式P WM控制原理，设计了一种直流微电机正反转调速功率放大电路。
A power amplification of H-bridge bipolar PWM control is designed for controlling DC micro-motor of positive rotation, reverse rotation and speed regulation.
多级放大器的放大倍数的计算有两种基本方法，但当多级放大器中含有双入双出型差动电路时。
When multistage amplifier has double-input double-output differential circuit, the two methods produce different calculating results.
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.
该电路的模拟部分包括电荷放大器、后级放大电器、相关双取样与采样保持电路、积分器、单位增益缓冲器。
The analog part includes self-test circuit, charge amplifier, post-amplifier circuit, CDS and S/H circuit, integrator, unity gain buffer.
本实用新型涉及一种双极式超声波换能器，它由紧固件、反射板、压电晶体、单向输出板、振荡放大电路等组成。
The utility model relates to a two-polarity ultrasonic transducer, composed of a fastener, a reflecting plate, a piezocrystal, a sound direction output plate, and an oscillation amplifying circuit.
II 型由双隔离差压传感器和集成放大电路模块组成，具有高精度、稳定性好、可靠性高、动态性能好等特点。
BP93420D-II is made of HT20 piezoresistance differential pressure sensor and integrated circuit. has capability of high precision, good stability, high reliability and good sensibility.
磁信号放大检验显示器由小功率双运放大器耦合一个检验显示开关电路而成；
The magnetic induction head is electrically connected with the input end of the magnetic signal amplifying test display;
磁信号放大检验显示器由小功率双运放大器耦合一个检验显示开关电路而成；
The magnetic induction head is electrically connected with the input end of the magnetic signal amplifying test display;
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