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Diffstat (limited to '1583/CH3/EX3.11/NNID_Ex_3_11.sce')
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diff --git a/1583/CH3/EX3.11/NNID_Ex_3_11.sce b/1583/CH3/EX3.11/NNID_Ex_3_11.sce new file mode 100755 index 000000000..f90766ca0 --- /dev/null +++ b/1583/CH3/EX3.11/NNID_Ex_3_11.sce @@ -0,0 +1,12 @@ +clc
+//Chapter 3:Network noise and intermodulation distortion
+//example 3.11 page no 88
+//given
+ensqr=8*10^-16//noise voltage
+insqr=9*10^-25//rms noise current
+Rs=sqrt(ensqr/insqr)//sourse resistance
+k=1.38*10^-23//Boltzmmans constant
+T=290//tempreture
+F=(ensqr+insqr*Rs^2+4*k*T*Rs)/(4*k*T*Rs)//amplifier noise factor
+NF=10*log10(F)//noise figure
+mprintf('the minimum minimum noise figure is %f dB',round(NF*10)/10)
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