Ch Control System Toolkit Demos
Example 3 -- Frequency Domain Analysis

For the system with the following open-loop transfer function

(s+2)^2 -------------------- s^2(s+20)(s^2+6s+25) 1. Sketch the Bode plot, both magnitude and phase.
2. Sketch the Nyquist plot.

Program in Ch
Output in Ch
Program in MATLAB