Question 7.5: An integrated circuit that produces an openloop gain of 100 ...
An integrated circuit that produces an openloop gain of 100 is to be used as the basis of an amplifier stage having a precise voltage gain of 20. Determine the amount of feedback required.
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Re-arranging the formula, G=\frac{A_v}{1+\beta A_v} to make β the subject gives:
\beta =\frac{1}{G}-\frac{1}{A_v}Thus
\beta =\frac{1}{20}-\frac{1}{100} =0.05-0.01=0.04Related Answered Questions
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