The calendar below provides information on the course’s lecture (L) and recitation (R) sessions.

SES # | Topics | KEY DATES |
---|---|---|

L1 | Course introduction, history and advantages of feedback | |

R1 | Closed loop vs. open loop systems | Problem set 1 out |

L2 | Desensitivity, linearization via feedback | |

R2 | Block diagrams and physical modeling | |

L3 | Modeling and linearization of systems | |

R3 | Block diagrams (cont.) |
Problem set 1 due Problem set 2 out |

L4 | First and second-order systems | |

R4 | Complex variables and the s-plane | Prelab 1A out |

L5 | Steady state errors | |

L6 | Introduction to stability | |

R5 | Op-amp circuits and analog computers |
Problem set 2 due Problem set 3 out |

L7 | Evan’s root locus method and the root locus rules | Prelab 1B out |

R6 | Steady-state errors |
Problem set 3 due Problem set 4 out |

L8 | The inverted pendulum system | |

R7 | Root locus | |

L9 | Introduction to the Nyquist criterion | |

R8 | Root locus (cont.) |
Problem set 4 due Problem set 5 out |

L10 | Examples of the Nyquist criterion | |

R9 | Introduction to the Nyquist criterion |
Problem set 5 due Problem set 6 out |

Quiz 1 | ||

R10 | Nyquist stability | Problem set 7 out |

L11 | Degree of stability and gain setting: Hall and Nichols charts | Problem set 6 due |

R11 | Phase-locked loops | Prelab 1C out |

L12 | Bode diagrams, gain margin and phase margin | |

R12 | Phase-locked loops II |
Problem set 7 due Problem set 8 out |

L13 | Open-loop performance specifications and the Bode Obstacle Course | Prelab 1D out |

R13 | Our analytical toolbox | |

L14 | Compensation: motivation and goals | |

R14 | Bode obstacle course |
Problem set 8 due Problem set 9 out |

L15 | Series compensation: lead and lag networks | |

R15 | More Bode obstacle course and compensation | |

L16 | Operational amplifier compensation examples | |

R16 | Compensation | Problem set 9 due |

Quiz 2 | ||

L17 | Introduction to minor-loop compensation | |

L18 | More minor-loop external op-amp compensation | Problem set 10 out |

R17 | Black’s formula revisited and lead compensation | |

L19 | Op-amp internal compensation examples | |

R18 | Minor loop feedback | Problem set 10 due |

L20 | Dealing with lightly damped quadratics | |

R19 | Minor loop in an op-amp | |

L21 | Non-linear systems and describing functions | |

R20 | Minor loop in an op-amp (cont.) | |

L22 | Oscillators and describing functions | |

R21 | Block diagrams from circuits | |

R22 | Return ratio | |

L23 | Conditional stability and non-linear compensation | |

R23 | Time delays | |

L24 | Special guest lecture | |

R24 | Describing functions | Design problem due |

R25 | Feedback systems | |

R26 | Final recitation and review | |

Final Exam |