# Category: *James K. Roberge: 6.302 (Electronic Feedback Systems)*

## James K. Roberge: 6.302 Lecture 01 — Introduction and Basics: Properties of Feedback Systems

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Topics include: introduction to the design of feedback systems; properties and advantages of feedback systems; time-domain and frequency-domain performance measures; stability and degree of stability; root locus metho...

## James K. Roberge: 6.302 Lecture 02 — Effects of Feedback Noise and Nonlinearities

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Topics include: noise modification; moderating nonlinearities; power audio amplifiers; demonstrations. Recorded: 1985.

## James K. Roberge: 6.302 Lecture 03 — Introduction to Systems with Dynamics

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Topics include: Frequency dependent loop transmissions and transfer functions; transient, step and frequency responses; using Bode plots; demo with an LM301A integrated circuit amplifier. Recorded: 1985.

## James K. Roberge: 6.302 Lecture 04 — Stability

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Topics include: stability of feedback systems; characteristic equation; self-excited oscillator; stability for arbitrary systems; maintaining insight during the design process; Routh test; root locus methods. Recorded...

## James K. Roberge: 6.302 Lecture 05 — Root Locus

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Topics include: root locus techniques; some rules for drawing a root locus diagram for a system. Recorded: 1985.

## James K. Roberge: 6.302 Lecture 06 — More Root Locus

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Topics include: stability analysis of loop transmissions; root contours; closed-loop zero locations and hole locations; demo with frequency-selective (rejection) amplifier that uses Twin-T network. Recorded: 1985.

## James K. Roberge: 6.302 Lecture 07 — Stability via Frequency Response

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Topics include: stability of a feedback system based on frequency response measurements; Nyquist test; mapping; gain-phase representation; Nichols Chart. Recorded: 1985.

## James K. Roberge: 6.302 Lecture 08 — Compensation

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Topics include: improving performance of a system; drawing a gain phase plot; frequency domain concepts and techniques; compensation; operational amplifier configurations. Recorded: 1985.

## James K. Roberge: 6.302 Lecture 09 — More Compensation

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Topics include: increasingly complex modifications of the loop-transmission; unity magnitude point; example: electronic regulator; lead transfer function; lag transfer function; lead and lag networks. Recorded: 1985.