ElectroMagnetic Compatibility (EMC) standard for radio equipment and services; - Part 53: Specific conditions for terrestrial sound broadcasting and digital TV broadcasting service transmitters and associated ancillary equipment; Harmonised standard covering the essential requirements of article 3.1(b) of Directive 2014/53/EU (ETSI EN 301 489-53 V1.1.1 (2019-04)) (english version)