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impedances

impedances

impedances

impedances

2

In the case of transistor current sources , impedances of a few megohms (at DC ) are typical .

在晶体管电流源情况下，一（在直流）数兆欧阻抗典型。

6

Care must be exercised in applying this circuit since input impedances are not equal for minimum bias current error .

在应用中应该注意一点：两端的输入阻抗是不相等的，要注意输入偏置电流的引起的误差。

9

An alternative method of determining the site impedances is to calculate an impedance estimate for each time-frequency element .

另一种方法确定网站的阻抗是计算阻抗估计为每一次频率的元素。

10

12

The smaller the difference between load and line impedances, the smaller the current amplitude variation with frequency . (2).

负载电阻与传输线特性阻抗越接近相等则线上电流随频率之变化越小。

13

The smaller the difference between load and line impedances, the smaller the input impedance variation on the line . (2).

负载电阻与传输线特性阻抗越接近相等则输入阻抗随传输线长度之变化越小。

14

If we make all impedances equal , so R L = R D = R P the loaded Q of the LC circuit would be equal to 0 . 5 times the unloaded Q.

如果我们使所有的阻抗都相等，即 RL=RD=RP ，则 LC 电路的负载 Q 值将会等于无负载 Q 值的 0.5 倍。

16

Dual-band balun has the advantages of high input impedances at two separate bands.

因为双频巴伦具有高输入阻抗的特性于某两个频带上。

17

Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Method using standing wave ratio

声学 .阻抗管中吸声系数和阻抗的测定 .使用驻波比的方法

18

Mechanical impedances at the driving point and transfer functions of the human body

人体的驱动点机械阻抗和传递函数

19

Simplified Method for Calculation of Horizontal Dynamic Impedances of Single Pile in Soil Layer with Variable Properties

变参数土层中单桩水平动力阻抗的简化计算

20

Influence on ground distance protection due to the composite impedances

复合阻抗对接地距离保护的影响

21

Simplified method for dynamic vertical impedances of rigid foundations with arbitrary shapes

任意刚性基础竖向动阻抗的简化计算

22

Simulation on Operating Process of Three-phase Asynchronous Motor With Unsymmetrical Stator Phase Impedances

三相异步电动机定子阻抗不对称时的运行过程仿真

23

Effect of Electric Load Impedances on the Performance of Sandwich Piezoelectric Transducers

电负载阻抗对夹心式压电换能器的影响

24

Study on model for multi-circuit lines with zero -sequence mutual impedances in power system fault calculation

电力系统故障计算中多回零序互感线路模型

25

The Calculation of Impedances in Coreless Printed Circuit Board Transformers

无芯印刷板变压器电感量的分析与计算

26

Influence of Composite Impedances on Zero-sequence Current Relay of Transmission Lines

复合阻抗对线路零序电流保护的影响

27

Measurement and Correction of Network Harmonic Impedances

电网谐波阻抗的测量及其修正

28

Dynamic Impedances of Double Piles in Transversely Isotropic Layered Media

横观各向同性层状场地中双桩横向动力阻抗

29

The experiment research of wave impedances mixed inversion 's global optimized and coding

波阻抗混合反演全局寻优与编码的实验研究

30

Dynamic Impedances of Single Pile in Transversely Isotropic Layered Media

横观各向同性层状场地中的单桩横向动力阻抗函数

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