Chapter 12, Problem 12.77P A feedback system has an amplifier with a low-frequency open-loop gain of 5 × 104 and has poles at 103 Hz, 105 Hz, and 107Hz (a) Determine the frequency f180 at which the phase of the loop gain is 180 degrees. (b) Determine the feedback transfer function ẞ for which the phase margin of the system is 45°. (c) Using the results of part (b), determine the low-frequency closed-loop gain. SAVE ☐

Chapter 12, Problem 12.77P A feedback system has an amplifier with a low-frequency open-loop gain of 5 × 104 and has poles at 103 Hz, 105 Hz, and 107Hz (a) Determine the frequency f180 at which the phase of the loop gain is 180 degrees. (b) Determine the feedback transfer function ẞ for which the phase margin of the system is 45°. (c) Using the results of part (b), determine the low-frequency closed-loop gain. SAVE ☐

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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