The 1” panel is designed to absorb frequencies in the speech range and higher. These panels are great for boardrooms and classrooms where the only sound created is from voices.
The 2" panel is designed to absorb frequencies in the speech range and higher. These panels are great for boardrooms and classrooms where the only sound created is from voices.
The 3” panel is designed to absorb frequencies in the speech range and higher. These panels are great for boardrooms and classrooms where the only sound created is from voices.
| Frequency - HZ | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 | 1250 | 1600 | 2000 | 2500 | 3150 | 4000 | 5000 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Broadway 1" | 0.15 | 0.17 | 0.14 | 0.20 | 0.28 | 0.47 | 0.62 | 0.81 | 0.92 | 0.97 | 1.00 | 1.01 | 1.00 | 1.02 | 0.98 | 0.94 | 0.95 | 0.92 |
| Broadway 2" | 0.34 | 0.45 | 0.52 | 0.72 | 0.83 | 0.97 | 1.05 | 1.07 | 1.07 | 1.03 | 1.00 | 1.02 | 0.99 | 1.01 | 0.99 | 0.96 | 1.00 | 1.04 |
| Broadway 3" | 0.68 | 0.92 | 0.82 | 0.89 | 0.91 | 1.00 | 1.01 | 1.00 | 1.01 | 1.00 | 1.00 | 1.03 | 1.02 | 1.02 | 1.02 | 1.01 | 1.03 | 1.04 |
| 1″ Test Data | Riverbank Acoustical Laboratories | |
| 2″ Test Data | Riverbank Acoustical Laboratories | |
| 3″ Test Data | Riverbank Acoustical Laboratories | |
| Hercules Absorption Report |
Testing performed by Riverbank Acoustical Laboratories. The test method conformed explicitly with the requirements of the ASTM Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method: ASTM C 423-02a and E795-05.
Testing this out
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