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//page 11
//ex-1.7
PmW=100; //power in mW
PdBm=10*log10(PmW/1); //P in dBm level
disp('dBm',PdBm,+'(a). Power in dBm level is:');
PdBW=PdBm-30; //P in dBW level
disp('dBW',PdBW,+'(b). Power in dBW level is:');
PdBf=PdBm+120; //Pin dBf level
disp('dBf',PdBf,+'(c) Power in dBf level is:');
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