For the circuit given in Fig. QB2, Vcc = 15V, Rs = 100, R1 = 50 kq, RC = 3000, Rbe = 100 m, and gm = 0.55. i. Describe,

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For The Circuit Given In Fig Qb2 Vcc 15v Rs 100 R1 50 Kq Rc 3000 Rbe 100 M And Gm 0 55 I Describe 1 (65.26 KiB) Viewed 30 times

For the circuit given in Fig. QB2, Vcc = 15V, Rs = 100, R1 = 50 kq, RC = 3000, Rbe = 100 m, and gm = 0.55. i. Describe, with the aid of suitable diagrams, how the input signal can be amplified by this circuit in Fig. QB2. ii. iii. . iv. [4 Marks) What is the function of Cin and Cout? [4 Marks) Determine the DC value of lb, Ic, le, Vb, Vc and Vout. [6 Marks) Sketch the small signal equivalent AC circuit at midband. [5 Marks) What is the effect of increasing Rs on the voltage gain at midband? Explain why the resulting effect will occur [6 Marks) Vcc V. ylc RCO Cout Rs VAHO VC R10 IVb Ib Cin = Vout Vin llo Ve le Fig.QB2