EBU R 128 S3 guidance for loudness in radio

Description

EBU R 128 S3 is a supplement to the EBU loudness recommendation focused on radio. It gives guidance for audio levelling in a distribution environment that includes FM, DAB, streaming and other platforms. The publication distinguishes production and distribution requirements and addresses the practical complexity of radio delivery chains. It is relevant to broadcast engineers, audio processors, production teams and network operators managing loudness consistency. The page also connects the supplement with broader EBU loudness publications and radio production guidance.