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CISPR 20 2006 A1 2013 applies to television broadcast receivers sound broadcast receivers and associated equipment intended for use in the residential commercial and light industrial environment Describes the methods of measurement and specified limits applicable to sound and television receivers and to associated equipment with regard to their immunity characteristics to disturbing signals This standard is also applicable to the immunity of outdoor units of direct to home DTH satellite receiving systems for individual reception Immunity requirements are given in the frequency range 0 Hz to 400 GHz Radio frequency tests outside the specified frequency bands or concerning other phenomena than given in this standard are not required The objective of this standard is to define the immunity test requirements for equipment defined in the scope in relation to continuous and transient conducted and radiated disturbances including electrostatic discharges These test requirements represent essential electromagnetic immunity requirements Test requirements are specified for each port enclosure or connector considered The environments encompassed by this standard are residential commercial and light industrial locations both indoor and outdoor The following list although not comprehensive gives an indication of locations which are included br residential properties e g houses apartments etc br retail outlets e g shops supermarkets etc br business premises e g offices banks etc br areas of public entertainment e g cinemas public bars dance halls etc br outdoor locations e g petrol stations car parks amusement and sports centres etc br light industrial locations e g workshops laboratories service centres etc br car and boat Locations which are characterized by their mains power being supplied directly at low voltage from the public mains are considered to be residential commercial or light industrial b This consolidated version consists of the sixth edition 2006 and its amendment 1 2013 Therefore no need to order amendment in addition to this publication b