ISO 9614-2:2023

Sound Power — Intensity Method (Scanning)

This scanning-based intensity method continuously measures sound intensity as the probe moves across a measurement surface, enabling rapid acoustic mapping and source characterization without requiring discrete point measurements. The scanning approach is faster and provides superior spatial resolution for identifying noise sources and evaluating acoustic modifications. It works effectively in non-ideal acoustic environments including semi-reverberant or open spaces. Accreditation guarantees proper probe calibration, scanning patterns, and data integration methods meet international standards.

What it measures

  • Sound intensity distribution across measurement surface
  • Sound power level (Lw) by continuous surface integration
  • Frequency-weighted and A-weighted acoustic power
  • Acoustic source maps and noise radiation patterns
🇩🇪 DIN EN ISO 9614-1 🇬🇧 BS EN ISO 9614-1 🇫🇷 NF EN ISO 9614-1 🇮🇹 UNI EN ISO 9614-1 🇪🇸 UNE EN ISO 9614-1 🇳🇱 NEN EN ISO 9614-1 🇩🇪 DIN EN ISO 3746 🇬🇧 BS EN ISO 3746 🇫🇷 NF EN ISO 3746 🇮🇹 UNI EN ISO 3746 🇪🇸 UNE EN ISO 3746 🇳🇱 NEN EN ISO 3746
1,670 Accredited labs
18 Countries

Showing 76–100 of 183 labs

ENAC LE268 Castellón de la Plana, ES
UNE 77061 UNE-EN ISO 15681-2 SM 4500-NH3 F UNE-EN ISO 8467 UNE-EN ISO 6878 + 3 more
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ENAC LE2439 Elche, ES
ISO 14389 BS EN ISO 14362-1 BS EN ISO 14362-3 UNE-EN ISO 14362-1 UNE-EN ISO 14362-3 + 3 more
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ENAC LE236 Loeches, ES
UNE-EN ISO 20884 UNE-EN ISO 12185 UNE-EN ISO 12156-1 ASTM D 93 ASTM D 2622 + 3 more
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ENAC LC10.004 Majadahonda, ES
CEM DI-013 UNE 17-710-78
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ENAC LC10.018 Eibar, ES
EURAMET CG-2 CEM DI-014 CEM DI-037 UNE-EN ISO 2178 UNE-EN ISO 16809 + 3 more
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ENAC LE2003 Miranda de Ebro, ES
UNE-EN 2557 UNE-EN 2002-001 ISO 6508-1 UNE-EN 2559 ASTM B557 + 3 more
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ENAC LE858 Boecillo, ES
UNE-EN ISO 6507-1 UNE-EN ISO 1461 UNE-EN ISO 898-1 UNE-EN ISO 2178 UNE-EN ISO 6892-1 + 3 more
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ENAC LE154 Gijón, ES
ASTM E 415 UNE-EN ISO 15350 ASTM E 1086 UNE-EN 10276-2 UNE-EN ISO 15351 + 3 more
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ENAC LE2107 Getafe, ES
ISO 6721-1 ISO 11357-5 ISO 6721-11 ISO 11357-1 ASTM E2602 + 3 more
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ENAC LE024 Derio, ES
UNE-EN 772-20 UNE-EN 772-13 UNE-EN 772-1 UNE-EN 772-21 UNE-EN 772-3 + 3 more
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ENAC LC10.116 Puerto de Santa María, ES
3 mV  U < 330 mV 0,33 V  U < 3,3 V 3,3 0 mV  U < 200 mV 200 mV  U < 2 V 2 V  0 mV  U  100 mV 0,1 V < U  1 V 1 V < 5 mV  U  30 V 10 mV  U < 33 mV 50 Hz  f  1 kHz 1 kH + 3 more
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ENAC LE2121 Llinars del Valles, ES
ISO 9994 ISO 22702 ASTM F400 ASTM F2201
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GIKE

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ENAC LE614 Donostia-San Sebastián, ES
UNE-EN 12390-2 UNE-EN 12350-1 UNE-EN 1744-1 UNE-EN 933-1 UNE-EN 933-8 + 3 more
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GOMETRICS

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ENAC LC10.194 Palau-solità i Plegamans, ES
EURAMET cg-18 CEM cg-19 UNE-EN ISO 14644-3 UNE-EN ISO 14644-1
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ENAC LE1996 Burgos, ES
ISO 3795 UNE-EN ISO 105 UNE-EN ISO 13934-1 UNE-EN 12127 UNE-EN ISO 6507-1 + 3 more
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ENAC LC10.219 Galapagar, ES
9,8 L ≤ V ≤ 10,2 L (25 L/h ≤ Q ≤ 500 L/h 98 L ≤ V ≤ 104 L (250 L/h ≤ Q ≤ 5000 L/h 970 L ≤ V ≤ 1005 L (2500 L/h ≤ Q ≤ 20000 1305 L ≤ V ≤ 1350 L (5000 L/h ≤ Q ≤ 8000 2660 L ≤ V ≤ 2700 L (5000 L/h ≤ Q ≤ 1000
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ENAC LE2005 Aranda de Duero, ES
UNE-EN ISO 16283-1 UNE-EN ISO 16283-2 UNE-EN ISO 16283-3 UNE-EN ISO 3382-2
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ENAC LC10.220 San Sebastián de los Reyes, ES
ISO 16063-21 UNE-EN 60942 UNE-EN 61260 UNE-EN 61672-3 UNE-EN 60804 + 3 more
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ENAC LE159 Santa Oliva, ES
DIN EN 1385 EN 17092-1:2020 DIN EN ISO 5077 EN 1317-1 DIN EN ISO 13688 + 3 more
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ENAC LC10.228 Arganda del Rey, ES
UNE-EN 60942 UNE-EN 61672-3 UNE-EN 60804 UNE-EN 60651 UNE-EN 61252 + 1 more
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ENAC LE2176 Sabadell, ES
SM 2120 SM 4500-Cl G UNE EN 27888 SM 4500-H+ B SM 2130 + 3 more
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ENAC LE774 Sevilla, ES
UNE-EN 15259 UNE-EN 13284-1 UNE 77225 EPA 8 UNE 77227 + 3 more
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ACUSTICAN

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ENAC LE2742 Maliaño, ES
UNE-EN 1793-5 UNE-EN 1793-6
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ENAC LE2882 Ripollet, ES
UNE-EN 60404-14 0 mT ≤ B ≤ 75,7 mT (196 ± 3) mT (990 ± 4 3 mT ≤ B ≤ 300 mT 300 mT ≤ B ≤ 1600 mT
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ENAC LE2461 Zamudio, ES
UNE-EN ISO 16283-2 UNE-EN ISO 140-7 UNE-EN ISO 3382-2 UNE-EN ISO 16283-1 UNE-EN ISO 140-4
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Industries

Automotive and transportation noise development Industrial equipment acoustic characterization Building services noise troubleshooting Product noise reduction development Environmental noise assessment and source mapping

Related Standards

  • ISO 9614-1 Determination of sound power levels of noise sources by sound intensity — Part 1: Measurement at discrete points
  • ISO 3746 Determination of sound power levels of noise sources using sound pressure — Survey method
  • IEC 61043 Instruments for measurement of sound intensity — Requirements for sound intensity probes

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