Demonstration of CATT-Acoustic
A demonstration of the CATT-Walker real-time auralisation module in CATT-Acoustic software. The module allows the viewer to explore the 3D model in real-time and listen to changes in the acoustic environment around the room.
Duration: 1 minute 18 seconds
Classroom auralisation
This auralisation demonstrates the dramatic improvement an acoustic ceiling and wall panels make when treating a classroom to the UK’s BB93 standard. The video is courtesy of Acoustic Bulletin, produced by Ecophon in association with Adrian James Acoustics.
Duration: 2 minutes
See also: Educational Buildings

Standard speech reference recording
Recording (A) – Normal speech as heard at one metre. This was used for the Nur Alem Pavilion, Expo 17 project for comparison with recording B (see below).
NB: Please use headphones for best results.
Duration: 1 minute 11 seconds
See also: Nur Alem Pavilion, Expo 17

Standard speech obscured by water feature noise
Recording (B) – An auralisation created using CATT-Acoustic software demonstrating the significant issues arising from a proposed water feature in the central reception area at the Nur Alem Pavilion, Expo 17. The auralisation established the need for the water feature to be redesigned by the architects.
NB: Please use headphones for best results.
Duration: 1 minute 11 seconds
See also: Nur Alem Pavilion, Expo 17