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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1997/CH9/EX9.14/example14.sce | |
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Diffstat (limited to '1997/CH9/EX9.14/example14.sce')
| -rwxr-xr-x | 1997/CH9/EX9.14/example14.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/1997/CH9/EX9.14/example14.sce b/1997/CH9/EX9.14/example14.sce new file mode 100755 index 000000000..11833ce2e --- /dev/null +++ b/1997/CH9/EX9.14/example14.sce @@ -0,0 +1,20 @@ +//Chapter-9 example 14
+//=============================================================================
+clc;
+clear;
+//input data
+
+HPBW = 6;//Half power Beamwidth in degrees
+
+//Calculations
+NNBW = 2*HPBW;//Null to Null beamwidth in degrees
+//HPBW = 70*(lamda/Da);
+//(70/HPBW)= (Da/lamda);
+Gp = 6.4*(70/HPBW)^2//gain of parabolic reflector
+G = 10*log10(Gp)//gain in dB
+
+
+//Output
+mprintf('Gain of parabolic reflector is %3.2f dB\n NNBW of the antenna is %g degrees',G,NNBW);
+
+//=============end of the program==============================================
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