精选优质文档-倾情为你奉上电子与通信工程 王世杰 88 第八次作业1、一晶体管的S参量如下:f=750MHz:s11=0.114-j*0.551,s12=0.044+j*0.029,s21=-4.608+j*7.312,s22=0.490-j*0.449;f=1000M:s11=-0.058-j*0.452,s12=0.054+j*0.022,s21=-2.642+j*6.641,s22=0.379-j*0.424; 画出晶体管在两个频率下的输出及输入稳定圆并计算各自,K,D值。解:当f=750MHz,编程画出输出及输入稳定圆,并计算,K,D的值。程序如下:close all; % close all opened graphsclear all; % clear all variables s11=0.114-1j*0.551;s12=0.044+1j*0.029;s21=-4.608+1j*7.312;s22=0.490-1j*0.449; s_param=s11,