ISO/R 226:1961
For ISO/R 226:1961, item title is Normal equal-loudness contours for pure tones and normal threshold of hearing under free field listening conditions; status code is 9599; successor is ISO 226:1987; withdrawn / published date is 1961-12-01, recorded from its source on 2026-08-05.
- Identifier
- ISO/R 226:1961 verified
- Item title
- Normal equal-loudness contours for pure tones and normal threshold of hearing under free field listening conditions verified
- Status code
- 9599 verified
- Successor
- ISO 226:1987
- Withdrawn / published date
- 1961-12-01 verified
Verified
Review by
What the source says
4099,R,,ISO/R 226:1961,Normal equal-loudness contours for pure tones and normal threshold of hearing under free field listening conditions,Lignes isosoniques normales pour sons purs écoutés en champ libre et seuil d'audition binauriculaire en champ libre,1961-12-01,1,['13.140'],ISO/TC 43,9599,,[4100],"['en','fr']",8,
— isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05
Source
- isopublicstorageprod.blob.core.windows.nethttps://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv