1. Auxiliary results; 2. Transforms and passivity; 3. Some classical passive 1-port synthesis; 4. Tellegen's theorem and 2-element 1-ports; 5. Elements of filters and reactance-ladders; 6. Passive n-ports; 7. Basic design of reactance 2-ports; 8. Basic design of reactance 2-ports; 9. Cascade synthesis of passive 1-ports; 10. A theory of broadband matching; 11. Stability and complex normalization; 12. Design of passive multiplexers; 13. Selected topics; 14. Multiconductor TEM transmission lines; 15. The ideal TEM 2-port; 16. Single frequency n-port geometry; 17. Immitances of n-terminal networks; 18. Two-state passive devices; Index.