Acoustic Chamber
Acoustic Chamber Sound Measurements
- Measure acoustic performance of various equipment – noise levels etc.
- Room size 8 x 12 m, height 2,5 ... 4,7 m
- Measurements: Air velocity, air temperature, turbulence, pressure loss, leakage, smoke tests, full scale tests.
Standards
ISO 5135: Acoustics -- Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room.
ISO 3741: Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Precision methods for reverberation test rooms
ISO 7235: Acoustics -- Laboratory measurement procedures for ducted silencers and air-terminal units -- Insertion loss, flow noise and total pressure loss