电流放大器

In this setup, a Model 4200 Semiconductor Characterization System equipped with two SMUs and PreAmps uses one SMU to supply a constant drain-to-source voltage and measures the resulting drain current.

在此配置中，4200型半导体特性分析系统配备了2个SMU和前置放大器。使用一个SMU来提供恒定的漏-源电压，并测量产生的漏极电流。

The effect of GaAs hbt Self-Heating effect on current mirror bias circuit for power amplifier was studied.

研究了GaAs HBT的自热效应对功率放大器镜像电流源偏置电路性能的影响。

How to amplify it, many elements should be taken into account, such as preamplifier's chosen, design of PCB, and so on.

对微弱电流信号的处理，要非常注意放大器的选择、PCB 板的设计等一系列问题，本文都进行探讨和尝试，取得了一定的效果。

In the AMB system, a power amplifier which provides magnetic coil with exciting current to produce electromagnetic force, is one of the main components.

在电磁轴承系统中，功率放大器是向电磁铁线圈提供相应的控制电流以产生所需要的电磁力，对系统的特性具有重要的作用。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。