Name: Ernst Schmelze Eco-Modulator 12/3 acoustic panel
Creator: Physikalisch-Technische Bundesanstalt (PTB)

Ernst Schmelze Eco-Modulator 12/3 acoustic panel – PTB – Physikalisch-Technische Bundesanstalt | Acoustic Index

ISO 354 – reverberation chamber· 2 variants

αw

0.72

αp per ISO 11654

125 Hz

0.30

250 Hz

0.65

500 Hz

0.85

1000 Hz

0.85

2000 Hz

0.85

4000 Hz

0.85

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Compare		Value
	200 mm	αw0.72
	50 mm	αw0.59

Weight / density: 3,5 - 3,7 kg /m²

Dimensions: bis 3000 x 850 mm

Ernst Schmelze Eco-Modulator 12/3 acoustic panel

Material properties