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+//Chapter 18, Example 18.2
+clc
+//Initialisation
+Ie=1.02*10**-3
+RB=910*10**3                    //resistance in ohm
+hfe=100                          //HFE parameter of the transistor
+RC=4.7*10**3                    //resistance in ohm
+hoe=10*10**-6                          //HOE parameter of the transistor
+
+//Calculation
+gm=40*Ie
+hie=hfe/(40*Ie)                         //HIE parameter of the transistor
+av=-gm*RC/((hoe*RC)+1)                  //small signal voltage gain
+ri=(RB*hie)/(RB+hie)                      //Input Resistance
+a1=1/hoe
+ro=(RC*a1)/(RC+a1)                         //Output Resistance
+
+
+//Results
+printf("Small Signal Voltage Gain = %d \n",av)
+printf("Input Resistance = %.1f kOhm \n",ri/1000)
+printf("Output Resistance = %.1f kOhm \n",ro/1000)