Home / Sydney Calibration Laboratory

Noise and Vibration Measurement Systems Pty Ltd

Site

Sydney Calibration Laboratory

Accreditation No.

1301

Site No.

1294

Date of Accreditation

19 Jul 2023

Address

Suite 4.03, , Level 4, 3 Thomas Holt Drive
Macquarie Park, NSW 2113
Australia

Contact

Mr Sajeeb Tharayil P: +61 (02) 98898888

Availability

Services available to external clients

Scope of Accreditation

Print scopes

Sydney Calibration Laboratory

ISO/IEC 17025 (2017)

Calibration

The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise

Service	Product	Determinant	Technique	Procedure
Acoustical metrology - Acoustic equipment	Band pass filters	Attenuation	Direct measurement by electrical input	AS/NZS 4476-1997, (IEC 61260)
Capability With Calibration and Measurement Capability of- Electrical tests 0.04 dB 0.04 dB for relative attenuation from 5 to -50 dB 1.02 dB from less than -50 to -70 dB 1.97 dB from less than -70 to -80 dB 2.88 dB from less than -80 to -140 dB
	Data acquisition systems; Signal conditioning amplifiers	Electrical response	Direct measurement by electrical input
Capability With Calibration and Measurement Capability of- Conditioning amplifiers electrical tests 0.01 dB Preamplifiers electrical tests 0.02 dB Data acquisition systems / Analyser electrical tests 0.004 dB DC voltage 0.1 mV
	Dose meters for sound	Noise exposure/dose; Sound pressure level	Direct measurement by electrical input; Direct measurement by reference sound source	AS/NZS 2399-1998 (IEC 61252 ) Clauses 6, 7, 8, 9, 10 and 11
Capability With Calibration and Measurement Capability of- Electrical tests 0.09 dB 1% Pa2H Acoustic tests 0.12 dB from 31.5 Hz to 1 kHz 0.31 dB from above 1 kHz to 2 kHz 0.51 dB from above 2 kHz to 4 kHz 1.20 dB from above 4 kHz to 8 kHz
	Sound level meters	Electrical response; Sound pressure level	Direct measurement by electrical input; Direct measurement by reference sound source	IEC 61672 part 3 AS 1259.1-1990 and AS 1259.2-1990, IEC 60651, IEC 60804 according to OIML R-88 Statistical analyser by DIN 45657
Capability With Calibration and Measurement Capability of- Electrical tests 0.09 dB Acoustic tests 0.17 dB from 31.5 Hz to 500 Hz 0.19 dB from above 500 Hz to 2 kHz 0.25 dB from above 2 kHz to 4 kHz 0.32 dB from above 4 kHz to 8 kHz 0.46 dB from above 8 kHz to 12.5 kHz
Acoustical metrology - Acoustic standards and reference equipment	Acoustic calibrators - Multi frequency	Distortion; Frequency; Sound pressure level	Comparison with a reference standard; Direct measurement by frequency analyser	AS/IEC 60942
Capability With Calibration and Measurement Capability of- Acoustic 0.09 dB at nominal frequencies of 250 and 1000 Hz Distortion 0.23% at 94 dB SPL 0.13% at 114 dB SPL Frequency 0.03 Hz at 94 and 114 dB
	Reference microphones	Frequency response	Direct measurement by electrostatic actuator	IEC 61094-6
Capability With Calibration and Measurement Capability of- Frequency response by the method of IEC 61094 part 6 relative to 250 Hz using an electrostatic actuator for 1" and 1/2" microphones 0.12 dB from 20 Hz to 100 Hz reducing to 0 dB at 250 Hz linearly as a function of the logarithm of the frequency from 0 dB at 250 Hz increasing to 0.09 dB at 500 Hz linearly as a function of the logarithm of the frequency 0.09 dB from 500 Hz to 4 kHz increasing to 0.12 dB at 8 kHz linearly as a function of the logarithm of the frequency from 0.12 dB at 8 kHz increasing to 0.24 dB at 31.6 kHz linearly as a function of the logarithm of the frequency from 0.24 dB at 31.6 kHz increasing to 0.30 dB at 40 kHz linearly as a function of the logarithm of the frequency
		Pressure sensitivity	Pressure field comparison measurement	IEC 61094-5
Capability With Calibration and Measurement Capability of- Sensitivity by pressure-field comparison by the method of IEC 61094 part 5 0.07 dB at nominal frequencies of 250 and 1000 Hz
Vibration metrology - Vibration equipment	Accelerometers	Acceleration sensitivity	Comparison measurement against reference transducer	By the methods of ISO 16063 part 21
Capability Level response from 0.1 ms^-2 for transducers with a sensitivity above 1 pC/g Up to 300 ms^-2 for accelerometers up to 50 g at 160 Hz With Calibration and Measurement Capability of- 1 % from 5 Hz to 10 Hz 0.8% at greater than 10 Hz to 2 kHz 1.2% at greater than 2 kHz to 7 kHz 2 % at greater than 7 kHz to 10 kHz
	Vibration measuring systems	Electrical response	Direct measurement by electrical input
Capability With Calibration and Measurement Capability of- Conditioning amplifiers 0.001 V/ms² Data acquisition systems / Analyser electrical tests 0.004 dB DC voltage 0.1 mV
Vibration metrology - Vibration standards and reference equipment	Vibration calibrators	Acceleration; Distortion; Frequency	Direct measurement by frequency analyser	By the methods of ISO 16063-21
Capability At a nominal frequency of 160 Hz Acceleration 0.8% Distortion 0.25% Frequency 0.01 Hz

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Benefits of being a NATA accredited organisation

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