power amplification

The electronic control unit of the engine includes: microcontrollers, photoelectric isolation, power amplification and throttle actuator drive circuit.

设计的发动机电控单元主要包括：微控制器、光电隔离、功率放大和油门执行器驱动电路等。

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Power for the thermal cycler shall be provided with a manostat or a UPS to avoid the influence on PCR amplification arose by fluctuation of voltage.

热循环仪的电源应专用，并配备一个稳压电源或UPS，以防止由于电压的波动对扩增测定的影响。

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Meanwhile, the chirped pulse amplification technique has boosted the peak power of the pulse to the terawatt level.

与此同时，掣波脉冲放大已经把脉冲的峰值功率提高到兆兆瓦水平。

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Using inverter as power amplification element, personal computer taking part in control decision, thus a senior control system with simple structure is formed.

系统以日本SANKEN变频器作为功率放大元件.控制计算机参与决策，构成一种结构简单的高级控制系统。

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Voice amplification circuit design is composed of Pre-amplification circuit, Active filter circuit and power amplification circuit.

语音放大电路由前 置 放大电路 、 有源滤波电路和功率放大电路三部分组成.

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Current source laser diode driver circuit and photo detector amplification and rectification circuit with wide dynamic range have been designed and implemented on the network interface card, automatic power control of the laser diode has been achieved.

在链路的网络接口卡上设计和实现了激光器的电流源驱动电路以及具有宽动态范围的光电探测器放大整形电路，实现了激光器的自动功率保护。

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A power amplification of H-bridge bipolar PWM control is designed for controlling DC micro-motor of positive rotation, reverse rotation and speed regulation.

基于H型双极模式PWM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。

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To improve efficiency of power amplification circuit, circuits is being improved ceaselessly.

为了提高功放电路的效率, 电路被不断改进.

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In 3G communication, we usually use the less efficient linear power amplifier to make the final signal amplification, which affected cell phone battery life.

3G通信中，通常使用效率较低的线性功放做最终信号放大，这影响到手机电池的使用时间。

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The designing and realizing of the VSAT RF power amplification chain are presented.

介绍了低成本vsat的射频功率放大链的设计和研制情况.

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