1. General presentation
1.1 Helmholtz's theorem. Duality of voltage and current reducers
Consider a passive linear network accessible from n terminals. Let two of its successive states be defined by terminal potentials and currents (figure 1), with an asterisk distinguishing the second state from the first. Helmholtz's reciprocity theorem is expressed by the relation :
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General presentation
Resistive voltage dividers
References
Resistive dividers
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