A three-pole feedback amplifier has a loop gain given by B(104) f T(f) = 1+j 55) (₁ f 103 TO)(¹+ (₁ 1+j 104 1+j f 105 1) Sketch Bode plots of the loop gain magnitude and phase for: ß = 0.005, and (b) B = 0.05. 2)Is the system stable or unstable in each case? 3)What is the phase margin in each case?

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