(Solved): Question 5 (15 Marks) The circuit is described in Fig. 5 with gm = 0.03 (S), R = 2700 2, R ...

Question 5 (15 Marks) The circuit is described in Fig. 5 with gm = 0.03 (S), R? = 2700 £2, R? = 20000 £2, R? = 550 N, Rc = 4300 22 and ß = 115. a. Sketch the AC small-signal equivalent circuit. (10 Marks) b. Find input impedance Rin and output impedance Ro. (5 Marks) c. Find the voltage gain Avvo/vi. (10 Marks) Trully lau Vcc R2 Vi + C? ? Rin R? Rc RE Ro Vo C- 00