Wind turbines - Part 11: Acoustic noise measurement techniques (Adopted IEC 61400-11:2012, third edition, 2012-11, including amendment 1:2018)
Edition 2019-09-01

Measurement of noise exposure
Edition 2018-09-01

Noise emission declarations for machinery
Edition 2015-07-01

Reciprocating internal combustion engines - Test code for the measurement of structure-borne noise emitted from high-speed and medium-speed reciprocating internal combustion engines measured at the engine feet
Edition 2025-09

Acoustics - Temperature influence on tyre/road noise measurement - Part 2: Correction for temperature when testing with the pass-by methods
Edition 2022-08

Hydraulic fluid power - Determination of the fluid-borne noise characteristics of components and systems - Part 2: Measurement of the speed of sound in a fluid in a pipe
Edition 2025-02

Reciprocating internal combustion engines - Measurement method for exhaust silencers - Sound power level of exhaust noise and insertion loss using sound pressure and power loss ratio
Edition 2025-09

Acoustics - Assessment of noise annoyance by means of social and socio-acoustic surveys
Edition 2021-05

Reciprocating internal combustion engines - Measurement method for air cleaners - Sound power level of combustion air inlet noise and insertion loss using sound pressure
Edition 2024-07