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+clc;
+//Example 25.2
+//Page No 1018
+
+
+
+//solution
+
+Pt=1000;
+fb=50*10^6;
+
+Tb=(1/fb);
+
+disp('s',Tb*10^1,"Tb = ");
+
+Eb=Pt*Tb;
+
+disp('J',Eb,"Eb = ");
+
+disp("Expressed as a log with 1 Joule as the reference, ");
+
+eb=10*log10(Eb);
+
+disp('dBJ',eb,"Eb = ")
+
+disp("It is common to express Pt in dBW and Eb in dBW/bps. Thus, ");
+
+pt=10*log10(Pt);
+
+disp('dBW',pt,"Pt = ");
+
+disp('dBW/bps',round(eb),"Eb = ");