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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 /998/CH29/EX29.22 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '998/CH29/EX29.22')
| -rwxr-xr-x | 998/CH29/EX29.22/Ex22.sce | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/998/CH29/EX29.22/Ex22.sce b/998/CH29/EX29.22/Ex22.sce new file mode 100755 index 000000000..02498aeae --- /dev/null +++ b/998/CH29/EX29.22/Ex22.sce @@ -0,0 +1,15 @@ +//Ex:22
+clc;
+clear;
+close;
+k=-228.6;//Boltzmann's const in dbW/K/Hz
+t_s=10*log(500)/log(10);//in db
+B=10*log(43.2*10^6)/log(10);//in dbHz
+n_tr=k+t_s+B;//Transponder noise power in dbW
+p_r=n_tr+30;//received power at the transponder input must be 30 db greater than noise power in db
+g_st=16.2;//Satellite antenna gain in db
+g_est=25;//Earth statiion antenna gain in db
+p_rs=95.2;// in db
+l_ss=207+3;//Losses in db
+p_t=p_rs+g_st+g_est-l_ss;
+printf("Required transmitted power=%f dbW", p_t);
\ No newline at end of file |