河南大学：《模拟电子技术基础》课程PPT教学课件（信号与系统）ch9.1 信号产生电路——正弦波振荡电路的振荡条件

In this chapter we first introduce some of the basic definitions most often used in network graph theory and then implement some of the results of introductory graph theory to obtain general laws (KCL and KVL) which apply to any network

河南大学：《模拟电子技术基础》课程PPT教学课件（信号与系统）ch8.4 信号的运算与处理电路——PN结的单向导电性

(a)Find V, in Fig. 8-20.(b)To what identical value should each of the 4Q2 resistors be changed so that V2 is 180 out of phase with the source voltage?

河南大学：《模拟电子技术基础》课程PPT教学课件（信号与系统）ch8.2 信号的运算与处理电路——实际运放电路的误差分析

1 If the voltage across a 5F capacitor is 2te -V, find the current and the power 2 In 5s, the voltage across a 40mF capacitor changes from 160v to 220V. Calculating the average current through the capacitor

Find the four Y parameters of the network shown in Fig

sequence. The balanced source supplies IMW and 0.2M VAR. If R, =12, find: (a) the line current;(b)Zp; ()the transmission efficiency

8.1 复数 8.2 正弦量 8.3 正弦量的相量表示

1 Find F(s) if f(t) = (a)(t-3);(b)4t u(t-3); (c)4 cos to(t-3). 2 Obtain partial-fraction expansions for each of the following rational functions, and find the corresponding time functions: