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Q13: The self-bias configuration shown below has an operating point defined by $\mathrm{V}_{\text {Gso }}=-2.6 \mathrm{~V}$ and $I_{D 0}=2.6 \mathrm{~mA}$. with $I_{D * s}=8 \mathrm{~mA}$ and $V_{P}=-6 \mathrm{~V}$. The network is redrawn as Figure below with an applied signal Vi. The value of gos is given as $20 \mathrm{mS}$ a. Determine gm b. Find rd c. Find Za d. Calculate Zo with and without the effects of rd. Compare the results e. Cakulate $A v$ with and without the effects of rd. Compare the results. 15 Marks

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