| Louvre Model | ISL-300 | |
| Louvre Depth | 300 mm | |
|
OCTAVE BAND CENTRE FREQUENCY, HZ OCTAVE BAND CENTRE FREQUENCY, HZ |
63 | 9.4 |
| 125 | 9.8 | |
| 250 | 9.2 | |
| 500 | 11.5 | |
| 1K | 16.6 | |
| 2K | 20.4 | |
| 4K | 17.5 | |
| 8K | 18.9 | |
the louvre system experts
| Louvre Model | ISL-300 | |
| Louvre Depth | 300 mm | |
|
OCTAVE BAND CENTRE FREQUENCY, HZ OCTAVE BAND CENTRE FREQUENCY, HZ |
63 | 9.4 |
| 125 | 9.8 | |
| 250 | 9.2 | |
| 500 | 11.5 | |
| 1K | 16.6 | |
| 2K | 20.4 | |
| 4K | 17.5 | |
| 8K | 18.9 | |
