Equivalent circuits of gyrators

Three nullator-norator representations of gyrators are presented. Each of the equivalent representations leads to two three-transistor realisations of the gyrator. Two of the transistorised gyrator circuits appear to be new.

[1]  H. J. Carlin,et al.  Network Synthesis with Negative Resistors , 1961, Proceedings of the IRE.

[2]  J. Bendik.  Equivalent Gyrator Networks with Nullators and Norators , 1967, IEEE Transactions on Circuit Theory.