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Acoustics type 1 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.28 0.35 0.48 0.56 0.47 0.30

Acoustics type 2 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.28 0.35 0.48 0.60 0.55 0.26

Acoustics type 3 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.43 0.73 0.83 0.83 0.73 0.83

Acoustics type 3.1 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.32 0.44 0.51 0.47 0.42 0.49

Acoustics type 5 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.40 0.65 0.73 0.58 0.48 0.63

Acoustics type 5.1 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.29 0.41 0.44 0.35 0.27 0.36

Acoustics type 6 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.38 0.60 0.80 0.78 0.60 0.68

Acoustics type 6.1 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.29 0.38 0.51 0.47 0.33 0.39

Acoustics type 8.1 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.26 0.29 0.32 0.32 0.27 0.21

Acoustics type 9.1 LKE

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.29 0.32 0.38 0.38 0.30 0.24

Acoustics type 1 - dyn. design LKE

Intensity: 256

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.27 0.30 0.40 0.47 0.38 0.25

Acoustics type 2 - dyn. design LKE

Intensity: 256

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.24 0.22 0.29 0.35 0.30 0.15

Acoustics type 3 - dyn. design LKE

Intensity: 256

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.32 0.44 0.51 0.47 0.42 0.49

Acoustics type 3.1 - dyn. design LKE

Intensity: 448

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.37 0.58 0.67 0.62 0.57 0.66

Acoustics type 5 - dyn. design LKE

Intensity: 256

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.31 0.48 0.51 0.40 0.31 0.43

Acoustics type 5.1 - dyn. design LKE

Intensity: 448

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.28 0.37 0.40 0.32 0.24 0.32

Acoustics type 6 - dyn. design LKE

Intensity: 256

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.29 0.38 0.51 0.47 0.33 0.39

Acoustics type 6.1 - dyn. design LKE

Intensity: 352

The predicted statistical sound absorption coefficients of the acoustic box elements are based on the measured values of the LIGNATUR surface elements of acoustic types 1 to 9.1.

 

Sound absorption values:

α125  α250  α500  α1000  α2000  α4000 
0.26 0.29 0.38 0.36 0.24 0.29