Lignoform Quadrillo-Compact audio acoustic panel – PTB – Physikalisch-Technische Bundesanstalt | Acoustic Index

ISO 354 – reverberation chamber· 2 variants

αw

0.73

αp per ISO 11654

125 Hz

0.55

250 Hz

0.65

500 Hz

0.65

1000 Hz

0.75

2000 Hz

0.95

4000 Hz

0.70

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Compare		Value
	350 mm	αw0.73
	0	αw0.58

Weight / density: 12 kg/m^2

Dimensions: 3000 x 600 mm

Application: Montage Nut/Kamm with Hutprofil Schattenfuge min. 3 mm

Lignoform Quadrillo-Compact audio acoustic panel

Material properties