Chapter 4. AC Analysis

Chapter Outline

4.1. Simulation Parameters53
4.2. AC Markers56
4.3. Exercises56
Exercise 156
Twin T notch filter60
The AC analysis is used to calculate the frequency and phase response of a circuit by frequency sweeping an AC source connected to the circuit. The AC sweep analysis is a linear analysis and calculates what is known as the small signal response of a circuit over a range of frequencies by replacing any non-linear circuit device models with linear models. The DC bias point analysis is run prior to the AC analysis and is used to effectively linearize the circuit around the DC bias point. It must be noted that the AC analysis does not take into account effects such as clipping. You will have to run a transient analysis ...

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