ASA Standards Working Groups

Working Group on Measurement of Low Frequency Sound

Chair: David Woolworth

Scope: To draft a new Part 7 of the S12.9 series: “Measurement of Low Frequency Sound (0- 100 Hz) in Real Outdoor Environments and Indoor Spaces

Responsible for the following published standards:

• ASA/ANSI S12.9, Part 7 – Quantities and Procedures for Description and Measurement of Environmental Sound – Part 7: Measurement of Low-frequency Noise and Infrasound Outdoors in the Presence of Wind and Indoors in Occupied Spaces