diff options
Diffstat (limited to '2414/CH21/EX21.1/Ex21_1.sce')
| -rwxr-xr-x | 2414/CH21/EX21.1/Ex21_1.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/2414/CH21/EX21.1/Ex21_1.sce b/2414/CH21/EX21.1/Ex21_1.sce new file mode 100755 index 000000000..4a99c8ed3 --- /dev/null +++ b/2414/CH21/EX21.1/Ex21_1.sce @@ -0,0 +1,17 @@ +clc;
+close();
+clear();
+//page no 637
+//prob no. 21.1
+D1=5;
+GR1=3*D1^2*(1+D1);
+mprintf('The reciever processing gain is GR1= %.0f \n',GR1);
+Bt=200*10^3; //bandwisth in Hz
+W=53*10^3; //highest modulating frequency in Hz
+D2=Bt/(2*W)-1; //deviation ratio
+mprintf('D2=%.3f\n',D2);
+GR2=3*D2^2*(1+D2);
+mprintf('The reciever processing gain for sterio FM is GR2= %.3f \n',GR2);
+mprintf('The ratio of the two gains is GR2/GR1= %.4f dB\n',GR2/GR1);
+dBdiffrence=10*log10(GR2/GR1)
+mprintf('dB diffrence= %.0f dB\n',dBdiffrence);
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