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
1,868 Accredited labs
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1A CAL

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DAkkS D-K-15115-01-00 Kassel, DE
- Gleichspannung Josephson-Josephson Multimeter Quellen > 0,2 V Spannungsnormale + 3 more
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UKAS 4236 Northampton, GB
cartridges, based on HTM 2030 9.201 to 9.212 and BS EN ISO 35 °C/3 days based on HTM 2030 section 9.201 to 9.212, BS EN ISO 15883-1:2009 6.4.2.3 and + 3 more
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DAkkS D-K-15158-01-00 Haiger, DE
Sound intensity — scanning method (ISO 9 Härteprüfmaschinen Knoop- und 70 HR15N 42 HR30N + 3 more
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3D Service

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DAkkS D-K-18164-01-00 Partenstein, DE
Metrologic, Software von Metrologic Group ≤ 9090 mm CAM 2, Software von Münchingen, D Chur, CH, ≤ 5000 mm + 3 more
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UKAS 0173 London, GB
(HSG 264, 2012)
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UKAS 1931 London, GB
(HSG 248) – 2021 E203 based on HSG 248 (PCM) based on HSG 248 E200 based on HSG 248 E201 based ISO 14966:2019 using + 1 more
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5D Compliance

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UKAS 9372 West Chiltington, GB
(HSG 264, 2012)
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DAkkS D-K-21981-01-00 Konstanz, DE
8tree Scanner / 0 mm bis 100 mm Laterale Größe von Tiefenmaß/ -unterstand (Härteskalen HV0,01
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DAkkS D-K-21221-01-00 Altenbuch, DE
Vickers hardness test (ISO 6507) Koordinatenmessgeräte Koordinatenmessger Steuerungssoftware Messvolumen mit einer Metromec CM, Software Raumdiagonale von von Metromec Software ≤ 750 mm + 3 more
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UKAS 9260 Dukinfield, GB
(HSG 264, 2012)
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ACCREDIA 00007 Vigevano, IT
DIN ISO 1817 ISO 4045 DIN EN ISO 20347 ISO 17697 ISO 4643 + 3 more
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A.Q.C. SRL

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ACCREDIA 00925 Napoli, IT
ASTM E 415 21 DIN EN 10164 DIN EN ISO 3651-1 ASTM A 262-15 ASTM G48-11 + 3 more
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DAkkS D-K-17303-01-01 Dresden, DE
Kraft 0,5 N Zug- und Druckkraft Vibration measuring instruments — requir Sound power — in-situ using reference so 20 kN + 3 more
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A.U.E.M.

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COFRAC 1-2303 Thiant, FR
ASTM E8/E 8M DIN EN 10002-1 ASTM E 21 DIN EN 10002-5 DIN EN ISO 6892-2 + 3 more
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COFRAC 1-6312 Gardanne, FR
DIN EN 27888 DIN EN ISO 10523 DIN EN ISO 7393-2 NF X 31-615 (Uniquement
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COFRAC 1-7214 Florange, FR
NF X 43-269 NF X 43-264 DIN EN ISO 16017-2 NF X 43-257 NF X 43-267 + 1 more
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A2M INDUSTRIE

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COFRAC 1-1249 Fraisses, FR
(BS EN ISO 6892-1: 2019) DIN EN 10002-1 ISO 6892-1 -2009 ASTM E8/E 8M ISO 6892-1 -2016 + 3 more
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ENAC LE2968 Palmera, ES
UNE-EN ISO 16283-2 UNE-EN ISO 16283-1 UNE-EN ISO 16283-3
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ENAC LE229 Vitoria-Gasteiz, ES
Environmental noise — determination of s UNE-EN ISO 3744 UNE-EN ISO 3746 UNE-EN ISO 11200 UNE-EN ISO 11201 + 3 more
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ENAC LE2773 Madrid, ES
UNE-EN ISO 16283-2 UNE-EN ISO 16283-1 UNE-EN ISO 16283-3
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DAkkS D-K-12115-01-00 Minden, DE
Absolutdruck p abs positiver Überdruck Positiver Überdruck p e Überdruck p + 3 more
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DAkkS D-PL-14560-01-00 Teltow, DE
DIN ISO 8297 DIN 45645-1 DIN 45645-2 DIN 45680 Beiblatt 1 ISO 11338-2 + 2 more
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UKAS 4021 Rogerstone, GB
TEMPERATURE PRESSURE AC VOLTAGE (continued) DC VOLTAGE Generation only + 3 more
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UKAS 4494 Southampton, GB
(HSG 248) – 2021 staining based on HSG 248 QP23 based on HSG 248 (PCM) based on HSG 248
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AC & MS

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UKAS 2742 Canvey Island, GB
Analysts’ Guide (HSG 248) (PCM) based on HSG 248
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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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