反馈电阻

If the feedback resistance, RF, equals 2RIN, where RIN is the input resistance, the closed-loop gain of each channel is –2V/V.

如果反馈电阻RF等于2RIN，其中RIN为输入电阻，各通道的闭环增益为–2V/V。

For weak nonlinear distortion, the expressions of total harmonic distortion, the second order intermodulation distortion(IM2 ), the third order intermodulation distortion(IM 3) and intercept point(IP 3) are deduced. With the aid of software Multisim, we simulate transistor common emitter amplifier, transistor common emitter amplifier with resistor in emitter, differential amplifier and differential amplifier with resistor between emitters. The simulational results and theoretical analyses are almost the same.

针对弱非线性失真，推导了总谐波人、二阶互调失真( IM2 )、三阶互调失真( IM3)和截点( IP3)的表达式，借助于 Multisim软件，对晶体管共发放大器、发射极带反馈电阻的失发放大器、差分放大器和发射极间带反馈电阻的差分放大器进行了仿真，并与理论结果作了比较，结果令人满意。

In paper the phase noise L of the transistor is taked as function of Te, Re and R_(L1) for the first time, where Ie is emitter current, Re is resistor of emitter degeneration feedback and R_(L1) is aseismatic resistor on the collector.

文中得出了晶体管的发射极电流I_e、发射极反馈电阻R_e和集电极防振电阻R_(L1)与相位噪声L或Sφ

In this paper, digital potentiometers X9C103 to change the high-frequency amplifier feedback resistor to achieve the control feedback purposes.

本文采用数字电位器X9C103来改变高频放大器的反馈电阻以达到控制反馈的目的。

Finally, RF and CF are the feedback resistance and capacitance respectively.

最后，RF和CF分别是反馈电阻和反馈电容。

Rise time in a feedback picoammeter is a function of the physical or stray capacitance shunting the feedback resistance.

反馈型皮安计的上升时间是反馈电阻上并联的物理电容或寄生电容的函数。

It comprises one CMOS complementary amplifier with negative resistance feedback,two resistive-load amplifiers and two CMOS inverters.

它包含一组具有负反馈电阻的CMOS互补放大器、两组电阻负载放大器和两组CMOS反相器。

The feedback resistance, R1, is dependent on cell sensitivity and should be chosen for either maximum dynamic range or for a desired scale factor. R2 is elective: in the case of photovoltaic cells or of photodiodes, it is not required in the case of photoconductive cells, it should be chosen to minimize bias current error over the operating range.

反馈电阻R1的取值由电池的灵敏度和要求的最大动态范围，或者需要的电流——电压转换比例决定。R2分情况选取：在光电池和光电二极管时不需要这个电阻，在光电导的时候，电阻的阻值应该能使在工作范围内，由OP输入偏置电流所带来的误差最小。

But in achieving the current-voltage conversion, with the current-voltage feedback circuit we may reach the goal in the feedback resistance using, namely premise the photoelectric current certainly, the feedback resistance is bigger, the voltage is greater.

但是在实现电流-电压转换的时候，用的电流-电压反馈电路，我们可以在反馈电阻的使用上达到目的，即在光电二极管的光电流一定的前提下，反馈电阻越大，电压越大。

This burst waveform has benefits compared to a continuous wave emission in that the laser peak power can be very high for measuring long distances, yet the average power can be kept low for eye safety. And more, the pre-amplified optical receiver possessing temperature compensation and feedback resistance noise compensation is designed which is based on the noise spectrum density theory of silicon avalanche-photodiode.

同时根据硅雪崩光电二极管噪声谱密度理论，设计了具有温度补偿和反馈电阻噪声补偿的激光测距仪前放接收模块，详细分析了背景光，反向高压和反馈电阻对于Si-APD接收性能的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐