A/342 Part 1, “Audio Common Elements”Approved: 28 March 2023

This document specifies the common framework for ATSC 3.0 Audio. It is intended to be used in conjunction with the specific audio technologies described in subsequent parts of this Standard. The ATSC 3.0 audio system provides immersive and personalizable sound for television. It is not compatible with the audio system used in ATSC 1.0 service.

Download current version: A/342:2023-03 Part 1, “Audio Common Elements”, 28 March 2023. This version of the Standard is normatively referenced in A/300:2023-03.

Previous Versions

There are multiple versions of this document. Please be sure to download the desired version. For amendments, the text includes a list of changes, the rationale for the changes, and compatibility considerations.

Download A/342:2017 Part 1, “Audio Common Elements”, approved 24 January 2017. This version is referenced by A/300:2019 and A/300:2020.

Download A/342:2021 Part 1, “Audio Common Elements”, approved 9 March 2021. This version is referenced by A/300:2021.

Download A/342:2022-03 Part 1, “Audio Common Elements”, 31 March 2022. This version of the Standard is normatively referenced in A/300:2022-04.