# ISO 2969:1987 — Withdrawn and superseded ISO standards

For ISO 2969:1987, item title is Cinematography — B-chain electro-acoustic response of motion-picture control rooms and indoor theatres — Specifications and measurements; status code is 9599; successor is ISO/CD 2969 | ISO/WD 2969 | ISO 2969:2015 | ISO/CD 2969; withdrawn / published date is 1987-07-02, recorded from its source on 2026-08-05.

- **Identifier:** ISO 2969:1987 _(verified: appears in the quote below)_
- **Item title:** Cinematography — B-chain electro-acoustic response of motion-picture control rooms and indoor theatres — Specifications and measurements _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO/CD 2969 | ISO/WD 2969 | ISO 2969:2015 | ISO/CD 2969
- **Withdrawn / published date:** 1987-07-02 _(verified: appears in the quote below)_

## What the source says

> 8023,IS,,ISO 2969:1987,Cinematography — B-chain electro-acoustic response of motion-picture control rooms and indoor theatres — Specifications and measurements,Réponse électro-acoustique de la chaîne B des salles de contrôle et d'exploitation cinématographique — Spécifications et mesurages,1987-07-02,2,['37.060.99'],ISO/TC 36,9599,[8022],"[25426,39970,43646,35509]","['en','fr']",7,"<p>Specified are characteristics of the B-chain response of motion-picture studio dubbing theatres, review rooms and indoor theatres. They are intended to assist in the standardization of recording monitor and reproduction characteristics of the motion-picture sound in rooms with volumes of at least 150 m3. Not in

## Source

- https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv

Last verified: 2026-08-05. Review by: 2027-02-01.
Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).