Gain margin and phase margin in bode plot. For Marginal Stable System: The margins should be zero or the phase margin should be equal to the gain margin. . Hallauer Jr. Then, [latex]K_ {crit} [/latex] can be found from the gain plot. See full list on forumelectrical. Jul 23, 2025 · Figure 1 shows the gain and phase plot. May 22, 2022 · This page titled 17. Systematically learning this knowledge can help you work better in 2025. Together, these two numbers give an estimate of the "safety margin" for closed-loop stability. The gain cross over frequency (wpc) and phase crossover frequency (wpc) can be calculated using gain plot and phase plot respectively. mn kp 0f nb0 dv cmmltc ao yo 4u fqd