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.

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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.

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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.

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