Members now have access to a series of short online refreshers based on extracts from videos created for the IOA Dipoma in Acoustics and Noise Control. These are available now in the videos section of the IOA website (member access is required). The Refreshers were developed by Professor Keith Attehborough, the IOA's Education Manager.

Below is a list of the eight Refresher sections available, and attached is an IOA article published in the Nov-Dec 2023 Bulletin that tells you more:

Refresher 1: Outdoor Sound Propagation