It is to be particularly noted that we term some circuit elements as parasitic elements only
for our convenience. Otherwise, the circuits become too intractable for routine analysis.
But, that does not mean that these elements we ignored in our analysis are not playing out
their roles in the circuit. An element is a parasitic element only for the analyst; not for the
circuit. The parasitic elements take their revenge on us for having termed them ‘parasitic’
when we want to make circuit variables change rapidly.
14.10 THE SYSTEM FUNCTION AND SIGNAL DISTORTION
We formally define the system function of a linear circuit below.
The system function for a ...
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