反馈电阻

The source resistance of the device under test will affect the noise performance of a feedback ammeter.

被测设备的源电阻会影响反馈式安培计的噪声性能。

These resistances are placed in the feedback bronchus, for this reason should they are calculated in the total gain.

这些电阻是支气管放置在反馈，这一成果的原因，他们总在计算。

The core circuit adopting differential negative resistance structure with resistor feedback achieves good phase noise performance.The 2 bit switch capacitor array provides extra tuning range.The output buffer of common source structure is of decent reverse isolation.

电路核心采用带电阻反馈的差分负阻结构，因此具有良好的相位噪声性能；2bit的开关电容阵列进一步提高了电路的调谐范围；共源级输出缓冲提供了较好的反向隔离度。

The incidence area of PIN-PD is 22 22μm2, InP-based HBT is 3μm size style, the square resistance of NiCr resistance is 100, the amplifer circuit is transimpedance feedback amplifer with one stage common emitter and output buffer circuits.

探测器台面面积为，HBT采用3工艺，NiCr电阻的方阻值为100，放大电路形式采用跨阻反馈单极共射加输出缓冲电路。

This resistor assures that in the case of input con- trol or input feedback wire interruption the input differential voltage will be within the NEUTRAL ZONE and the motor position remains frozen.

这个电阻保证，在输入CON组，特伦或输入的反馈线中断的输入差分电压的情况将在中立区和电机的立场仍然冻结。

The collector in dynatron of smooth Ou photosensitive or blast off extremely direct receive laden resistor to be able to satisfy lesser laden requirement; to be in of dynatron of smooth Ou photosensitive blast off extremely add dynatron enlarge drive, the push-pull type circuit that through two photoelectricity coupler makes and feedbacking through increasing photosensitive dynatron base, reach stronger laden capacity already, increased the interference rejection capacity of power interface, the outputs power inadequacy weakness that overcame smooth Ou, raise the switch rate of smooth Ou again, overcame the distributinging capacitance as a result of existence of smooth Ou oneself, cause an effect to transmitting speed.

在光耦光敏三极管的集电极或发射极直接接负载电阻即可满足较小的负载要求；在光耦光敏三极管的发射极加三极管放大驱动，通过两只光电耦合器构成的推挽式电路以及通过增加光敏三极管基极正反馈，既达到较强的负载能力，提高了功率接口的抗干扰能力，克服了光耦的输出功率不足的缺点，又提高光耦的开关速度，克服了由于光耦自身存在的分布电容，对传输速度造成影响。

It consists of an operational amplifier and resistor feedback networks.

该放大器由运算放大器和电阻反馈网路组成。

The principle of the amplifier is get the value of the feedback resistance which can change the gain of the amplifier , then make sure the relay on the right stall, we can get the expectation gain.

本设计实现增益控制的原理是根据OP37G的放大原理公式计算出实现指标增益所需要的反馈电阻值，使用10K继电器选择相应电阻实现增益。

First the passivity of motor rotor flux subsystem is proved. Workless forces have no influence on the energy balance equation and have no effect on the asymptotic stability. Then it is discussed that the system can stably track the reference rotor flux without rotor flux observer. At last an adaptive PBC strategy is proposed with regard to the rotor resistance change. A clear and simple design for the speed control subsystem with inner current loops is presented.

证明了感应电机转子磁链子系统的无源性，找到系统能量耗散特性方程中的无功力，它不会影响系统的稳定性，得出无需转子磁链观测反馈即能稳定跟踪转子磁链的参考值，同时考虑电机转子电阻在运行中发生未知变化，设计自适应调节器使系统对转子电阻呈现鲁棒性，构建了带电流内环速度控制系统。

Feedback ammeters with high value sensing resistors in the feedback loop have lower Johnson current noise and thus greater sensitivity than shunt ammeters with lower resistance shunts.

反馈安培计反馈回路中的取样电阻阻值高，其约翰逊电流噪声就比较低，从而比分流电阻值低的安培计的灵敏度更高。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。