1、Ub≈UccxRb2/(Rb1+Rb2)=4V2、Ue=Ub-0.7=3.3V3、Ie=Ue/Re=1.65mA≈Ic4、Uce=Ucc-Ic(Rc+Re)=12-6.6=5.4V5、Av=-βRc//RL/rbe=-40x1.3K/0.95K≈-55rbe=300+(1+β)26mV/Ie≈950Ω6、Ri=Rb1//Rb2//rbe≈0.89KRo=Rc=2K
