MAkustik MA03 acoustic panel Type 13/3 slotted

Type 13/3 – MAkustik MA03 offset slotted

PTB reference data

Original description

Material properties

Manufacturer: MAkustik

Thickness: 46 mm

Wall distance: 170 mm

Perforation: 19%

Hole size: 3 mm

Backing: acoustic non-woven and 30 mm mineral wool

ISO 354 – reverberation chamber

αw

0.72

αp nach ISO 11654

125 Hz

0.50

250 Hz

0.95

500 Hz

0.90

1000 Hz

0.85

2000 Hz

0.65

4000 Hz

0.55

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Method (354): Measured