1.		EN 55013/A13 : limits and methods of measurement of radio disturbance characteristics of broadcast receivers and associated equipment / European Commitee for Electrothecnical Standardization Data Publicação: 1996 Tema: Normas
2.		EN 55020 /A11 : lectromagnetic immunity of broadcast receivers and associated equipment / European Commitee for Electrothecnical Standardization Data Publicação: 1996 Tema: Normas