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North Orbit Acoustic Laboratories

North Orbit Acoustic LaboratoriesNorth Orbit Acoustic LaboratoriesNorth Orbit Acoustic Laboratories

North Orbit Acoustic Laboratories

North Orbit Acoustic LaboratoriesNorth Orbit Acoustic LaboratoriesNorth Orbit Acoustic Laboratories
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  • • ASTM E90 Testing
  • • ASTM C423 Testing
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    • Home
    • Laboratory Testing
    • Field Testing
    • Pricing/Details
    • Projects
    • Testing by Standard
    • • ASTM E90 Testing
    • • ASTM C423 Testing
    • • Sound Power Testing
    • Contact
    • About Us/News
    • Request a QUOTE
    • Terms of Service/Privacy

(612) 355-1277


  • Home
  • Laboratory Testing
  • Field Testing
  • Pricing/Details
  • Projects
  • Testing by Standard
  • • ASTM E90 Testing
  • • ASTM C423 Testing
  • • Sound Power Testing
  • Contact
  • About Us/News
  • Request a QUOTE
  • Terms of Service/Privacy

NORTH ORBIT ACOUSTIC TESTING SERVICES BY STANDARD

ASTM C423

ASTM C423

ASTM C423

Sound absorption and sound absorption coefficients by the reverberation room method

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ASTM E90

ASTM C423

ASTM C423

Laboratory measurement of airborne transmission loss of building partitions

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ASTM E336

ASTM C423

ASTM E336

Measurement of airborne sound attenuation between rooms in buildings

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ASTM E413

ASTM E413

ASTM E336

Classification for rating sound insulation

ASTM E596

ASTM E413

ASTM E596

Laboratory measurement of noise reduction of sound-isolating enclosures

ASTM E795

ASTM E413

ASTM E596

Standard practices for mounting test specimens during sound absorption tests

ASTM E966

ASTM E1007

ASTM E966

Field measurements of airborne sound attenuation of building facades and elements

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ASTM E989

ASTM E1007

ASTM E966

Standard classification for determination of single-number metrics for impact noise

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ASTM E1007

ASTM E1007

ASTM E1007

Field measurement of tapping machine impact sound transmission 

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ASTM 1332

ANSI/AHRI STANDARD 220

ASTM E1007

Standard classification for rating outdoor-indoor sound attenuation

ASTM E3133

ANSI/AHRI STANDARD 220

ANSI/AHRI STANDARD 220

Laboratory measurement of floor impact sound radiation using the tapping machine

ANSI/AHRI STANDARD 220

ANSI/AHRI STANDARD 220

ANSI/AHRI STANDARD 220

Reverberation room procedure for determining sound power of HVAC equipment

Not all acoustic testing is done to a standard and this list is not exhaustive. If you don't see what you are looking for, give us a call or email. 

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ANSI/AHRI STANDARD 230

ANSI/AHRI STANDARD 230

ANSI/AHRI STANDARD 230

Sound intensity testing procedures for determining the sound power of HVAC equipment


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MIL-STD-1474

ANSI/AHRI STANDARD 230

ANSI/AHRI STANDARD 230

Department of Defense Design Criteria Standard Noise Limits

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MIL-STD-740

ANSI/AHRI STANDARD 230

MIL-PRF-24699A

Airborne and structure-borne noise measurements and acceptance criteria of shipboard equipment

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MIL-PRF-24699A

ISO 3741 / ANSI S12.51

MIL-PRF-24699A

Transmission loss of barrier materials intended for application to plane and ship structures 

ISO 3095

ISO 3741 / ANSI S12.51

ISO 3741 / ANSI S12.51

Measurement of noise emitted by railbound vehicles

ISO 3741 / ANSI S12.51

ISO 3741 / ANSI S12.51

ISO 3741 / ANSI S12.51

Determination of sound power levels and sound energy levels of noise sources using sound pressure – Precision methods for reverberation test rooms

ISO 3746 / ANSI/ASA S12.56

ISO 3746 / ANSI/ASA S12.56

ISO 3746 / ANSI/ASA S12.56

Determination of sound power levels and sound energy levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane

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ISO 6926/ASA S12.5

ISO 3746 / ANSI/ASA S12.56

ISO 3746 / ANSI/ASA S12.56

Requirements for the performance and calibration of reference sound sources used for the determination of sound lower levels


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ISO 9614

ISO 3746 / ANSI/ASA S12.56

ISO 3744 / ANSI/ASA S12.54

Determination of sound power levels of noise sources using sound intensity



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ISO 3744 / ANSI/ASA S12.54

ISO 3744 / ANSI/ASA S12.54

ISO 3744 / ANSI/ASA S12.54

Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering method using an enveloping measurement surface over a reflecting plane

ISO 60601

ISO 3744 / ANSI/ASA S12.54

ISO 7779 / ECMA 74

Alarm, alert sound level measurements

ISO 7779 / ECMA 74

ISO 3744 / ANSI/ASA S12.54

ISO 7779 / ECMA 74

Measurement of airborne noise emitted by information technology and telecommunications equipment

ISO 11201

ISO 11201

ISO 11201

Method for determining the emission sound pressure levels of machinery or equipment

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ISO 23351

ISO 11201

ISO 11201

Measurement of speech reduction levels of phone booths, work pods, and other furniture ensembles

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IEC 60268

ISO 11201

IEC 60268

Measurement method that applies to electro-acoustical transducers and passive and active sound systems

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SAE J1400

SCIF OR ICS705

IEC 60268

Measurement of airborne sound barrier performance of automotive materials and assemblies

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SCIF OR ICS705

SCIF OR ICS705

SCIF OR ICS705

Standard for measuring sensitive compartmented information facilities


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ANSI S1.13

SCIF OR ICS705

SCIF OR ICS705

Measurement of 

sound pressure levels in air


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ANSI S12.2

ANSI S12.2

ANSI S12.2

Criteria for evaluating room noise 

(Noise Criteria / NC)



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ISO 11200

ANSI S12.2

ANSI S12.2

Noise emitted by machinery and equipment — Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions

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ISO 11202

ANSI S12.2

ISO 11202

Noise emitted by machinery and equipment — Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections

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ISO 11203

ISO 11203

ISO 11202

Noise emitted by machinery and equipment - Determination of emission sound pressure levels at a work station and at other specified positions from the sound power level

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ISO 11204

ISO 11203

ISO 11204

Determination of emission sound pressure levels at a work station and at other specified positions applying accurate environmental corrections


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Not all testing listed here is included in our A2LA Scope of Accreditation. Please call us or consult Certificate 4240.01 for a list of accredited tests.

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