- Meeting rooms, lecture halls, multi-purpose halls, sport halls, theatres, concert halls, music schools, etc
- Reverberation time T, reverberation time T30
- Noise level reduction, noise protection in workplaces
- 3D-computer-simulation
- Useful and harmful reflections (flutter echoes)
- Speech intelligibility, acoustical quality
- Auraliziation of room acoustical measures
- Open plan office
- Spatial distribution of the sound pressure level
- Decay rate of the sound pressure level
- Speech intelligibility index
- Acoustical screen between workplaces
- Speech transmission index
- VOLV - regulation to protect employees from noise and vibration
- Noise level reduction in working rooms
- Rating level
