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(Solved): Draw the small signal equivalent circuit of the amplifier circuit of Figure \( Q 2(a) \) \ ...
![Draw the small signal equivalent circuit of the amplifier circuit of Figure \( Q 2(a) \)
\( [8] \)
Figure \( Q 2(a) \)
Using](https://media.cheggcdn.com/study/d78/d781ca0d-5a8d-467e-89bc-7d01218ac13e/image.jpg)
Draw the small signal equivalent circuit of the amplifier circuit of Figure \( Q 2(a) \) \( [8] \) Figure \( Q 2(a) \) Using the small signal equivalent circuit or otherwise, explain why the amplifier has: (i) A voltage gain of \( \sim 1 \). Please derive the formula. [3] (ii) A small output impedance [4]