This part of IEC 60728 applies to the radiation characteristics and immunity to electromagnetic disturbance of EM-active equipment (active and passive equipment) for the reception, processing and distribution of television, sound and interactive multimedia signals as dealt with in the following parts of the IEC 60728 series:– IEC 60728-3 Active wideband equipment for coaxial cable networks– IEC 60728-4 Passive wideband equipment for coaxial cable networks– IEC 60728-5 Headend equipment– IEC 60728-6 Optical equipmentIt covers the following frequency ranges:– Disturbance voltage injected into the mains 9 kHz to 30 MHz– Radiation from active equipment 5 MHz to