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电压增益

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The circuit gives an inverted output which is equal to the weighted algebraic sum of all three inputs.

如图4。其输出电压为3个输入电压加权代数和取反(因为其为反相电路,其每路的增益为负值——译者)。

Automatic Gain Control Module have some control voltage

自动增益控制模块中产生控制电压的部分

Even though the op amp has common-mode rejection, the common-mode voltage is transferred to the output along with the signal.

原译:这种在增益方面的差异确实能按照信号电压的百分比对共模电压提供一些衰减。

According to the gain,the voltage can be set independently from 15mV to 100V.

每个通道的输入前端具有1、2、4、8、16、32、64、128八种增益可供选择,依据不同的增益,每个通道的电压测量范围可以从±15mV到±100V独立设定。

In order to reduce the effect of probe errors in near-field antenna measurement, the solutions are proposed as follows: On the one hand, theoretical formula of probe-compensated is derived; on the other hand, drop-shaped probe is designed and near-zone gain, far-field patterns, axial ratio, main lobe width, input impedance, voltage standing-wave ratio, electromagnetic field and current distribution of probe are obtained through the computer simulation.

针对近场测量中的重要误差源之一&探头&的影响,本文提出解决方法:一方面用探头补偿的方法,根据洛仑兹互易定理和微波网络理论对补偿的解析式进行详细推导;另一方面用两种不同的仿真软件求解终端开口矩形波导探头的近场增益、远场方向图、轴比、主瓣宽度、输入阻抗、电压驻波比、电场分布、磁场分布、表面电流分布等特性参数,可实现探头增益的修正。

The principle of the novel single-phase hybrid active power filter is described in detail. Based on the above analysis, Kalman filtering approach for estimation of harmonics is presented to improve the speed and precision of harmonic detection, and it also can avoid the influence made by voltage distortion on harmonic detection. A new current control strategy based on energy balance is presented to regulate the active part absorbing or releasing active power and control the inverter to produce current opposite to the harmonic current reflowing in injection branch, the above method combined with harmonic current tracking control that keeps the stabilization of dc-side voltage and improve the reliability of the system.

并详细分析了系统的滤波原理,提出了基于卡尔曼增益自调整的改进型动态谐波含量估计方法,能够快速准确的跟踪检测电网谐波电流,并且克服了电力机车等冲击性负荷引起的电网电压畸变对谐波检测精度的影响;提出了基于逆变器两侧能量平衡的电流控制方法使有源部分吸收或释放一定有功或无功功率及产生与注入支路回灌谐波电流相反的抑制电流,然后联合电网谐波电流跟踪控制以获得系统参考信号,保证了直流侧电压的稳定,提高了装置可靠性,增强了系统滤波性能。

Subsequently, owing to the self-adaptability of the amplifier gain, the amplifier adjusts the self-gain according to the input RF signal amplitude, leads the output voltage to be stable, and ensures the normal operation of the sub-step circuit.

而后由于放大器增益的自适应性,放大器根据输入的RF信号幅度调节自身增益使得输出电压稳定,保证了后级电路的正常工作。

The transit time and gain characteristics of electrons which travel in the micro-channel plate gated by picoseconds high voltage pulse were simulated.

对皮秒高压脉冲驱动下微通道板中电子的渡越时间特性和增益特性进行了数值模拟,在电压脉冲波形分别为高斯形、三角形和梯形时,得到了电子渡越时间与电压脉冲宽度、幅度的关系曲线。

The transit time and gain characteristics of electrons which travel in the micro-channel plate gated by picoseconds high voltage pulse were simulated. The curves of the transit time versus the voltage pulse width and the voltage amplitude are obtained when the waveforms of the voltage pulse are Gauss, triangle and trapezoid.

对皮秒高压脉冲驱动下微通道板中电子的渡越时间特性和增益特性进行了数值模拟,在电压脉冲波形分别为高斯形、三角形和梯形时,得到了电子渡越时间与电压脉冲宽度、幅度的关系曲线。

When this kind of converter is working at the prescribed temperature confine,it keeps being humdrum character,high precision of the conversion(linetype error ≤± 1 LSB、 differential coefficient error ≤±1 LSB), speediness(the time of establishing the putput voltage ≤3μ s), low power consume(power consume ≤ 600mW),good temperature capability(the temperature coefficient ≤30ppm), large-scale output range.

本D/A转换器在工作温度范围内保持严格的单调性、转换精度高(线性误差≤±1 LSB、微分误差≤±1 LSB)、转换速度快(电压输出建立时间≤3μs)、转换功耗低(功耗≤600mW)、温度性能好(增益温度系数≤30ppm)、输出电压幅度大(±10V)并且可以灵活应用于0~5V、0~10V、±2.5V、+5V、+10V多种输出范围。

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I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

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起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像,后来回台湾,甚至去年在北京,居然也四处看见她的海报,才惊讶她的魅力之大。

Ah may dee:You are chinese living in a democratic country.

你是居住在民主国家的中国人吧。