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What is a Thevenin-Norton Transform?

March 25, 2023

At a given frequency, a series impedance may be transformed into an equivalent parallel impedance and vice versa. This transformation is useful for impedance-matching calculations. Given a series impedance R+jX or a parallel admittance G+jB:

Thevenin and Norton Transforms
Figure 1 – Thevenin and Norton Transforms

See this and more important radio frequency charts and formulas in this comprehensive application note