Calendar

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
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

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