From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 25/CH11/EX11.10/11_10.sce | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100755 25/CH11/EX11.10/11_10.sce (limited to '25/CH11/EX11.10/11_10.sce') diff --git a/25/CH11/EX11.10/11_10.sce b/25/CH11/EX11.10/11_10.sce new file mode 100755 index 000000000..0a4a183e7 --- /dev/null +++ b/25/CH11/EX11.10/11_10.sce @@ -0,0 +1,16 @@ +//example:11.10,page no.-637. +// program to design a transistor oscillator at 4 GHZ using a GaAs FET in common gate configuration. +s11=2.18*expm(%i*(-35)*%pi/180); +s21=2.75*expm(%i*(96)*%pi/180); +s12=1.26*expm(%i*(18)*%pi/180); +s22=0.52*expm(%i*(155)*%pi/180);// all are s parameter that are applicable for transistor in common gate configuration with aseries inductor. +delta=s12*s21-s11*s22; +Ct=conj(s22-delta*conj(s11)); +Rt=abs((s12*s21)/(abs(s22)^2-abs(delta)^2)) +taot=0.59*expm(%i*(-104)*%pi/180); +taoin=s11+(s12*s21*taot)/(1-s22*taot); +[mag_taoin,theta_taoin]=polar(taoin) +Zin=((1+taoin)/(1-taoin))*Zo; +Zl=-(real(Zin)/3)-(%i*imag(Zin)); +disp([mag_taoin,theta_taoin]) +disp(Zl,'the load impedence will be = ') \ No newline at end of file -- cgit