//chapter 14 //example 14.8 //page 303 gain_db=40 // db Vin=10d-3 // mV Rl=1 // kilo ohm // we know that Vout/Vin=10^(gain_db/20) so making Vout as subject we get Vout=Vin*10^(gain_db/20) P_load=Vout^2/Rl printf("output voltage = %.3f V \n",Vout) printf("load power = %.3f mW \n",P_load)