R210-003 : March 1995: guidelines on how to use anechoic enclosures that do not fulfil the requirements regarding normalized site attenuation for pre-compliance test of products / European Commitee for Electrothecnical Standardization
EN 50147 -1 : March 1996: anechoic chambers: part 1: shield attenuation measurement / European Commitee for Electrothecnical Standardization
EN 50147 -2 : March 1996: anechoic chambers: part 2: alternative test site suitability with respect to site attenuation / European Commitee for Electrothecnical Standardization