Question 12.1: Objective: Calculate the feedback transfer function β, given...

Microelectronics Circuit Analysis and Design

Objective: Calculate the feedback transfer function β, given A and $A_{f}$

Case A. Assume that the open-loop gain of a system is $A = 10^{5}$ and the closed-loop gain is $A_{f}= 50$

Case B. Now assume that the open-loop gain is $A = – 10^{5}$ and the close-loop
gain is $A_{f}= −50$ .

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