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
20 Countries

Showing 351–375 of 1,868 labs

DAkkS D-ML-13008-01-00 Berlin, DE
Thyreoidea stimulierendes (TSH) 17-α-OH-Progesteron (17-OH-P) Immunreaktives Trypsin + 3 more
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UKAS 0513 Coalville, GB
Liquid-in-glass thermometers ASTM D4052 (Digital density
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CheckImmune

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DAkkS D-ML-21360-01-00 Berlin, DE
Leukozytenzahl B-Zellzahl (Immunstatus Rezeptor-Besatz HLA-DR Leukozytensubpopulationen + 3 more
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Chelab

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ACCREDIA 00051 Resana, IT
ISO 9308-1 ISO 7899-2 ISO 17410 ISO 16266 ISO 19250 + 3 more
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Chelab

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ACCREDIA 00258 Cairo Montenotte, IT
EPA 6020 DIN EN 12457-2 EPA 3545 ISO 3884 EPA 3015 + 3 more
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DAkkS D-PL-14010-01-04 Bensheim, DE
DIN 38402-A 13 DIN ISO 5667-5 (A 14) DIN 38402-A 30 DIN 19643-1 ISO 5667-11 + 3 more
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UKAS 10148 Humanby, GB
Sound Calibrators Sound Level Meters One-third octave band filters
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UKAS 6536 Leicester, GB
(HSG 264, 2012) Appendix 5 of HSG 227 (2004))
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UKAS 7688 London, GB
ISO 7171 ISO 1407 BS EN ISO 140-4:1998 BS EN ISO 717-2:2020
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UKAS 9102 Bellshill, GB
(HSG 248) – 2021 SRV-002 based on HSG 248 (PCM) based on HSG 248
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UKAS 0318 Derby, GB
Chronic progressive external Depth Internal Dial gauges and dial test Caliper + 3 more
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Coesfeld

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DAkkS D-K-15093-01-00 Dortmund, DE
Kraft (WPM) Belastungseinrichtungen von Werkstoffprüfmaschinen Länge (WPM) 0,5 mm messeinrichtungen von + 3 more
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UKAS 0595 1 South Gyle Crescent, GB
simulation. parameters and ranges) digital and analogue
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Compli Group

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UKAS 4332 Poole, GB
DC CURRENT DC Resistance Oscilloscope Calibration DC VOLTAGE CAPACITANCE + 3 more
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DAkkS D-K-17132-01-00 Elsenfeld, DE
Messgeräte 0,001 V > 0,22 V > 2,2 V > 11 V > 22 V + 3 more
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UKAS 4092 Ipswich, GB
BS EN ISO 16283-1:2014+A1:2017BS EN ISO BS EN ISO 16283-2:2020 HTM 08-01 - 2013 BS EN ISO 140-4:1998 BS EN ISO 717-2:2020 + 3 more
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UKAS 4161 Leicester Forest East, GB
DIN EN 933-11 DIN EN 12390-3 DIN EN 933-3 DIN EN 12390-7 DIN EN 12697-5 + 3 more
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UKAS 0783 Duckmanton, GB
DC CURRENT LENGTH DC Resistance DC VOLTAGE Cold junction compensation + 3 more
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RvA I192 Zwolle, NL
DIN 10172-3 (CD45/CD19/CD5/CD20/CD23/CD20
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DAkkS D-ML-21351-01-00 Dubai, AE
Chloride Potassium Sodium Differential Blood Count White Blood Cell Count + 3 more
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Core Surveys

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UKAS 6830 Fletching Common, GB
(HSG 248) – 2021 (PCM) based on HSG 248 (HSG 264, 2012)
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UKAS 0756 Redruth, GB
DIN EN 933-1 (PCM) based on HSG 248 (HSG 248) – 2021 DIN EN 932-1 DIN EN 932-2 + 3 more
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Crown Windley

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UKAS 30213 Derby, GB
Surface plates LENGTH Straight edges
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UKAS 9418 Worthing, GB
(HSG 264, 2012)
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UKAS 31255 Swinton, GB
(HSG 264, 2012)
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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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