Feeding part of a system’s output back to its input to change its behaviour. Stability is judged with poles, the root locus, Nyquist plots, and gain and phase margins.
Area: Signals and Systems
Covered in
- 5ESB0 Systems: Feedback and Feedforward
- 5ESB0 Systems, friend notes: Feedback Control
- 5ESD0 Control Systems: Module 2: Root Locus, Module 4: Nyquist Stability & Stability Margins
- 5ECC0 Electronics II, resit notes: Phase Margin
- 5ECC0 Electronics II, resit notes: Oscillator Condition
Related topics
Controller Design · Transfer Functions and Frequency Response · Operational Amplifiers · Oscillators and Waveform Generators