Ex. 1400. See Fig1400a. MdB= -5 dB, Phdeg=-142.42 deg, w1=12 rad/sec, and w2=1200 rad/sec. The Bode plots of GH are given. Determine (1) closed- loop gain margin (dB), and (2) the closed-loop phase margin (deg) ans:2 NOTE:0 dB ReferenceLoop Frequency ResponseR(s) +E(s)C(s)O dBG(s)CLGMMdBH(s)PhdegCLPMNOTE: Open-Loop Bode Plot-180 degGH(jw)w (rad/sec)NOTE: -180 deg ReferenceCLPM = Closed-Loop Phase MarginCLGM = Closed-Loop Gain MarginFigure 1400aPhase (deg)Gein (dB)

The bode plot is shown below, Here,MdB = -5dBϕ(°) = -142.42°ω1 =12 rad/secω2 =1200 rad/sec

Answered: Ex. 1400. See Fig1400a. MdB= -5 dB,…

Introductory Circuit Analysis (13th Edition)

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Ex. 1400. See Fig1400a. MdB= -5 dB, Phdeg=-142.42 deg, w1=12 rad/sec, and w2=1200 rad/sec. The Bode plots of GH are given. Determine (1) closed- loop gain margin (dB), and (2) the closed-loop phase margin (deg) ans:2

NOTE:0 dB Reference
Loop Frequency Response
R(s) +
E(s)
C(s)
O dB
G(s)
CLGM
MdB
H(s)
Phdeg
CLPM
NOTE: Open-Loop Bode Plot
-180 deg
GH(jw)
w (rad/sec)
NOTE: -180 deg Reference
CLPM = Closed-Loop Phase Margin
CLGM = Closed-Loop Gain Margin
Figure 1400a
Phase (deg)
Gein (dB)

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