A Bode plot represents a complex-valued frequency response by graphs of logarithmic magnitude and phase against logarithmic frequency. For a rational transfer function, poles and zeros contribute piecewise-linear asymptotic slopes to the magnitude plot and corresponding phase changes.
Bode Plot
See also
Log-Log Plot, Nyquist Plot, Transfer FunctionExplore with Wolfram|Alpha
References
Bode, H. W. Network Analysis and Feedback Amplifier Design. New York: Van Nostrand, 1945.Cite this as:
Weisstein, Eric W. "Bode Plot." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/BodePlot.html