Question

1. (75 points) Considering the following circuits, identify the type of feedback connections used in each circuit. That is, determine whether it is a series-shunt, shunt-shunt, series-series, or shunt-series feedback. Assuming

A-80 dB, use the feedback theory to find out the closed-loop gains. a) b) Vs Rs R₁ www 1k 1) R₁ ww R₂ 47k ww Rf 47k RL 4.7k + Vo RL + 4.7k Vo

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