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CTA Nationally Adopts General Channel Assignment for Multichannel Audio

Published on April 2026

CTA has recently published ANSI/CTA-6033, Audio, video and multimedia systems - General channel assignment of multichannel audio IEC 62574:2020. This document, with its channel mapping and labelling content, provides the unified usage of channel assignments for source devices, digital audio interfaces and sink devices. For more information and to access the standard, visit Audio, Video and Multimedia Systems - Multichannel Audio Channel Assignment.

CTA Experts in Audio and Video

  • Brian Markwalter

    Senior Vice President of Research and Standards

  • Dave Wilson

    Vice President, Technology & Standards

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