1. EMI filters -- 2. Why call EMI filters black magic? -- 3. Common mode and differential mode : definition, cause, and elimination -- 4. EMI filter source impedance of various power lines -- 5. Various AC load impedances -- 6. DC circuit : load and source -- 7. Typical EMI filters : pros and cons -- 8. Filter components : the capacitor -- 9. Filter components : the inductor -- 10. Common-mode components -- 11. Transformer's addition to the EMI filter -- 12. Electromagnetic pulse and voltage transients -- 13. What will compromise the filter? -- 14. Waves as noise sources -- 15. Initial filter design requirements -- 16. Matrices, transfer functions, and insertion loss -- 17. Matrix applications : a continuation of chapter 16 -- 18. Network analysis of passive LC structures -- 19. Filter design techniques and design examples -- 20. Packaging information.