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Electrical Engineering

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Frequency Response

Transfer function and Bode Plots-II

Description

In the standard form, the transfer function is shown in constant gain, poles/zeros at origin, simple poles/zeros, and quadratic poles/zeros; each contributing uniquely to the system's overall response. The term represents the magnitude of the simple zero:

Transcript

Consider the transfer function in its standard form, with poles and zeros

For a transfer function with a simple zero, the magnitude gain at small frequency values is a straight line with zero slope, and the phase approaches zero.

At the corner frequency, the asymptotic magnitude deviates from the zero-slope line, and the phase appr...

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