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Usporedba apsorpcije

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Koeficijent apsorpcije zvuka αs

  • Quadsorber 4 F · Izravno · αw = 0.50 (klasa D)
  • Quadsorber 8 F · Izravno · αw = 0.75 (klasa C)
0.0 0.2 0.4 0.6 0.8 1.0 1.2 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1 kHz 1.25 kHz 1.6 kHz 2 kHz 2.5 kHz 3.15 kHz 4 kHz 5 kHz Quadsorber 4 F · Izravno · 100 Hz: α = 0.05 Quadsorber 4 F · Izravno · 125 Hz: α = 0.08 Quadsorber 4 F · Izravno · 160 Hz: α = 0.10 Quadsorber 4 F · Izravno · 200 Hz: α = 0.16 Quadsorber 4 F · Izravno · 250 Hz: α = 0.20 Quadsorber 4 F · Izravno · 315 Hz: α = 0.29 Quadsorber 4 F · Izravno · 400 Hz: α = 0.38 Quadsorber 4 F · Izravno · 500 Hz: α = 0.48 Quadsorber 4 F · Izravno · 630 Hz: α = 0.64 Quadsorber 4 F · Izravno · 800 Hz: α = 0.73 Quadsorber 4 F · Izravno · 1 kHz: α = 0.80 Quadsorber 4 F · Izravno · 1.25 kHz: α = 0.81 Quadsorber 4 F · Izravno · 1.6 kHz: α = 0.83 Quadsorber 4 F · Izravno · 2 kHz: α = 0.87 Quadsorber 4 F · Izravno · 2.5 kHz: α = 0.89 Quadsorber 4 F · Izravno · 3.15 kHz: α = 0.89 Quadsorber 4 F · Izravno · 4 kHz: α = 0.89 Quadsorber 4 F · Izravno · 5 kHz: α = 0.88 Quadsorber 8 F · Izravno · 100 Hz: α = 0.14 Quadsorber 8 F · Izravno · 125 Hz: α = 0.19 Quadsorber 8 F · Izravno · 160 Hz: α = 0.31 Quadsorber 8 F · Izravno · 200 Hz: α = 0.45 Quadsorber 8 F · Izravno · 250 Hz: α = 0.55 Quadsorber 8 F · Izravno · 315 Hz: α = 0.70 Quadsorber 8 F · Izravno · 400 Hz: α = 0.69 Quadsorber 8 F · Izravno · 500 Hz: α = 0.71 Quadsorber 8 F · Izravno · 630 Hz: α = 0.76 Quadsorber 8 F · Izravno · 800 Hz: α = 0.82 Quadsorber 8 F · Izravno · 1 kHz: α = 0.84 Quadsorber 8 F · Izravno · 1.25 kHz: α = 0.86 Quadsorber 8 F · Izravno · 1.6 kHz: α = 0.91 Quadsorber 8 F · Izravno · 2 kHz: α = 0.94 Quadsorber 8 F · Izravno · 2.5 kHz: α = 0.96 Quadsorber 8 F · Izravno · 3.15 kHz: α = 0.93 Quadsorber 8 F · Izravno · 4 kHz: α = 0.93 Quadsorber 8 F · Izravno · 5 kHz: α = 0.96 Frekvencija
100 Hz125 Hz160 Hz200 Hz250 Hz315 Hz400 Hz500 Hz630 Hz800 Hz1 kHz1.25 kHz1.6 kHz2 kHz2.5 kHz3.15 kHz4 kHz5 kHz αwKlasa
Quadsorber 4 F · Izravno 0.050.080.100.160.200.290.380.480.640.730.800.810.830.870.890.890.890.88 0.50D
Quadsorber 8 F · Izravno 0.140.190.310.450.550.700.690.710.760.820.840.860.910.940.960.930.930.96 0.75C

ISO 354 – Institut IGH, Zagreb, test report EN-72570/100/21-214/21, 2021

ISO 354 – Institut IGH, Zagreb, test report EN-2160/060/15-104/15, 2015-12-21