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Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (ISO 3744:2025, including corrected version 2026-01)
Acoustics - Determination of occupational noise exposure - Methodology (ISO 9612:2025)
Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input
Hearing protectors - Safety requirements - Part 8: Entertainment audio earmuffs