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
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DAkkS D-ML-14413-01-01 München, DE
Gesamt IgG Albumin Treponema pallidum (Lues) Thrombozytäre Antikörper Treponema pallidum (Lues + 3 more
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UKAS 0227 Poole, GB
Plain ring gauges (taper) Plain gap gauges (parallel) Plain plug gauges (taper) LENGTH ANGLE + 3 more
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COFRAC 1-1678 Etupes, FR
NF X43-551 ETSI EN 301 489-1 V2.2.3 2019-11 NF X 44-052 DIN EN 13284-1 DIN EN 14385 + 3 more
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COFRAC 1-6837 Lievin, FR
DIN EN 14385 NF X43-551 ETSI EN 301 489-1 V2.2.3 2019-11 IS EN 1948-1:2006 2006 DIN EN 14789 + 3 more
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ENAC LE441 Madrid, ES
UNE-EN ISO 16283-1 UNE-EN ISO 16283-2 UNE-EN ISO 16283-3 UNE-EN ISO 140-7 UNE-EN ISO 140-4 + 2 more
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DAkkS D-PL-12159-01-00 Krefeld, DE
DIN EN ISO 16484-5 DIN EN ISO 16484-6 IEC 62386-101 IEC 62386-102 IEC 62386-103 + 3 more
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DAkkS D-K-20515-01-00 Filderstadt, DE
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ISO 5815-1 EN 13087-2 ISO 15705 NF T90-015-1 DIN EN ISO 10523 + 3 more
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COFRAC 1-7470 Saint Pierre-La Reunion, FR
VDE 414-9-11 DIN EN ISO 10304-1 NF V08-059 DIN EN ISO 10272-2 BS ISO 15214:1998 + 3 more
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ACCREDIA 00540 Napoli, IT
DIN EN ISO 12945-2 DIN EN ISO 5403-1 DIN EN ISO 2060 DIN EN ISO 13937-1 DIN EN ISO 11642 + 3 more
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COFRAC 1-7500 Nanterre, FR
DIN EN 14511-2 DIN EN 14511-3 DIN EN 14511-4 DIN EN 14825 NF EN 16147
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DAkkS D-K-18366-01-01 Schweinfurt, DE
1350 mm Innen- und Tiefenmaße * > 300 mm Tiefenmessschieber * 0 mm Höhenmessschieber * 0 mm + 3 more
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DAkkS D-PL-13398-01-00 Berlin, DE
DIN ISO 16000-18 DIN 10113-3 ISO 11731 BS EN ISO 14644-1:2015 ISO 14644-3 + 1 more
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DAkkS D-ML-13228-01-00 München, DE
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UKAS 0228 Wimborne, GB
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DIN EN 50178: 1998 DIN EN ISO 2813 DIN EN ISO 4628-4 DIN EN ISO 10456 DIN EN ISO 12572 + 3 more
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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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