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AES3

professional digital audio signal standard

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 16, 2026
Entity authorityQ1929514 ↗
Source-derived summary

AES3 is a standard for the exchange of digital audio signals between professional audio devices. An AES3 signal can carry two channels of pulse-code-modulated digital audio over several transmission media including balanced lines, unbalanced lines, and optical fiber.

AES3 was jointly developed by the Audio Engineering Society (AES) and the European Broadcasting Union (EBU) and so is also known as AES/EBU. The standard was first published in 1985 and was revised in 1992 and 2003. AES3 has been incorporated into the International Electrotechnical Commission's standard IEC 60958, and is available in a consumer-grade variant known as S/PDIF.

History and development

The development of standards for digital audio interconnect for both professional and domestic audio equipment began in the late 1970s in a joint effort between the Audio Engineering Society and the European Broadcasting Union, and culminated in the publishing of AES3 in 1985. The AES3 standard was revised in 1992 and 2003 and is published in AES and EBU versions. Early on, the standard was frequently known as AES/EBU.

Variants using different physical connections are specified in IEC 60958. These are essentially consumer versions of AES3 for use within the domestic high fidelity environment using connectors more commonly found in the consumer market. These variants are commonly known as S/PDIF.

Related standards and documents

IEC 60958

IEC 60958 (formerly IEC 958) is the International Electrotechnical Commission's standard on digital audio interfaces. It reproduces the AES3 professional digital audio interconnect standard and the consumer version of the same, S/PDIF.

The standard consists of several parts:

IEC 60958-1: General

IEC 60958-2: Software Information Delivery Mode

IEC 60958-3: Consumer applications

IEC 60958-4: Professional applications

IEC 60958-5: Consumer application enhancement

AES-2id

AES-2id is an AES information document published by the Audio Engineering Society for digital audio engineering—Guidelines for the use of the AES3 interface. This document provides guidelines for the use of AES3, AES Recommended Practice for Digital Audio Engineering, Serial transmission format for two-channel linearly represented digital audio data.

Editorial summary

The public source identifies “AES3” as professional digital audio signal standard. This brief keeps that definition visible, then builds a research path around AES3, professional and digital.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current lead gives the account dated anchors—1985, 1992, 2003—that can be checked directly. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with AES3, professional and digital providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “AES3”, the useful work is to connect “professional digital audio signal standard” to the records capable of establishing context and consequence.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Aug 16, 2026. The linked authority identifier is Q1929514. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1985, 1992 and 2003.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

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Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

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Source & attribution

This entry incorporates text from “AES3” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.