Manufacturer
MW Acoustics
Acoustic elements, absorbers, diffusers, ceiling rafts and studio solutions from MW-Acoustics, imported from the public web catalogue for internal data curation.
Broadband Absorber Premium
Broadband Absorber Premium
Wall
Description
Broadband absorber made of 12 cm Basotect® G+ in a multiplex plywood body, mounted in front of the wall. Four sizes.
Technical data
Material: Basotect® G+ (melamine resin foam), 4.7 in
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
NRC
0.95
derived from ISO 354 lab data
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.80 | 1.00 | 1.00 | 1.00 | 1.00 |
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Method (354): Analytically calculated
NRC: 0.95 (derived from ISO 354 lab data)
Measured values as a table (1 measurement)
| Build-up | NRC | 100 Hz | 125 Hz | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 120 mm, wall | 0.95 | 0.20 | 0.35 | 0.52 | 0.68 | 0.82 | 0.92 | 0.98 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Measured values as a table (1 measurement)
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