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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3547/CH2/EX2.11/Ex2_11.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3547/CH2/EX2.11/Ex2_11.sce')
| -rw-r--r-- | 3547/CH2/EX2.11/Ex2_11.sce | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/3547/CH2/EX2.11/Ex2_11.sce b/3547/CH2/EX2.11/Ex2_11.sce new file mode 100644 index 000000000..7e3958625 --- /dev/null +++ b/3547/CH2/EX2.11/Ex2_11.sce @@ -0,0 +1,36 @@ +// Example no.2.11
+// To find a)length of DCF b)power at the output of DCF c)gain of amplifier
+// Page no.80
+
+clc;
+clear;
+
+// Given data
+LTF=80; // Length of transmission fiber
+beta2TF=-21; // Dispersion of transmission fiber in ps^2/km
+beta2DCF=130; // Dispersion of DCF in ps^2/km
+Pin=2*10^(-3); // Input power of transmission fiber in W
+DCFloss=0.5; // Losses of DCF in dB/km
+TFloss=0.2; // Losses of TF in dB/km
+spliceloss=0.5; // Splice loss in dB
+
+// a)To find length of DCF
+LDCF=(-beta2TF*LTF)/beta2DCF; // Length of DCF in km
+
+// Displaying the result in command window
+printf('\n Length of DCF = %0.1f km',LDCF);
+
+// b)To find power at the output of DCF
+PindBm=10*log10(Pin/10^(-3)); // Input power of transmission fiber in dBm
+Totalloss=TFloss*LTF+DCFloss*LDCF+spliceloss; // Total loss in fiber in dB
+PoutdBm=PindBm-Totalloss; // Output power of DCF in dBm
+
+// Displaying the result in command window
+printf('\n Output power of DCF = %0.2f dBm',PoutdBm);
+
+// c)To find gain of amplifier
+gain=Totalloss; // gain of amplifier
+
+// Displaying the result in command window
+printf('\n Gain of amplifier = %0.2f dBm',gain);
+
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