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+//chapter 5 example 4
+//=============================================================================
+clc;
+clear;
+//Given Data
+Va    = 40*10^3;//Anode voltage of cross field amplifier
+Ia    = 15;//Anode current in Amp
+Pin   = 40*10^3;//input power in watts
+G     = 10;//gain in dB
+n     = 40/100;//overall efficiency converted from percentage to decimal
+//Calculations
+//Gain  = (1+(Pgen/Pin))
+Pgen  = (G-1)*Pin//Generated power
+ne    = (Pgen/(Va*Ia))//electronic efficiency 
+nc    = n/(ne)//circuit efficiency 
+Pout  = Pin+(Pgen*nc)//output power
+//Output
+mprintf('Electronic Efficiency is %3.2f\n Output power is %g KW',ne,Pout/1000);
+
+//=============================================================================