|
Acoustic ArtPanels have been tested by Sound Research Laboratories.
The results are summarised below:
| |
|
ƒ/Hz |
| Panel |
Mount |
125 |
250 |
500 |
1k |
2k |
4k |
NRC |
| 25mm |
Direct |
0.10 |
0.35 |
0.75 |
0.95 |
1.00 |
1.00 |
0.75 |
| 50mm |
Direct |
0.30 |
0.80 |
1.00 |
1.00 |
1.00 |
1.00 |
1.05 |
| 25mm |
32mm |
0.15 |
0.55 |
1.00 |
1.00 |
1.00 |
1.00 |
0.85 |
| 25mm |
44mm |
0.20 |
0.60 |
1.00 |
1.00 |
1.00 |
1.00 |
0.90 |
| 50mm |
44mm |
0.45 |
0.90 |
1.00 |
1.00 |
1.00 |
1.00 |
1.10 |
|
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