National Acoustic Calibration Laboratory - ('NATacoustic')

Site

National Acoustic Calibration Laboratory

Accreditation No.

14966

Site No.

15190

Date of Accreditation

27 Sep 2004

Address

Level 1, 418A Elizabeth Street
Surry Hills, NSW 2010
Australia

natacoustic.com.au

Contact

Mr Ariel Michael P: +61 (02) 82180500

Availability

Services available to external clients

Scope of Accreditation

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 Limitations
Acoustical metrology - Acoustic equipment Band pass filters Frequency response By methods of AS/NZS 4476; By methods of IEC 1260 For Filter testing according to IEC 61260-3 Relative attenuation within the range from -5 dB to 120 dB

Capability

With Calibration and Measurement Capability of-

0.1 dB for attenuation from -5 dB to ≤ 40 dB

0.2 dB for attenuation from > 40 dB to ≤ 80 dB

0.5 dB for attenuation from > 80 dB to 120 dB

0.10 dB for linearity and Bandwidth deviation
Sound level meters Sound pressure level Direct measurement against a reference instrument; Direct measurement by electrical input; Direct measurement by reference sound source; Pressure field comparison measurement AS 1259.1 - 1990 Clauses 8.9, 8.10, 10.1,10.2.2, 10.2.3, 10.3.2, 10.3.3, 10.3.4, 10.4.2, 10.4.3, 10.4.4, 10.4.5
AS 1259.2 - 1990 Clauses 9.1, 9.2.1, 9.2.2, 9.2.3, 9.3.1, 9.3.2, 9.3.3, 9.3.5
IEC 60651, IEC 60804, IEC 61672-3

From 31.5 Hz to 16 kHz

Capability

With Calibration and Measurement Capability of-

Acoustic tests using a multifunction acoustic calibrator

0.14 dB at 31.5 Hz

0.12 dB at 63 Hz

0.12 dB at 125 to 500 Hz

0.11 dB at 1 kHz

0.13 dB at 2 kHz

0.14 dB at 4 kHz

0.15 dB at 8 kHz

0.21 dB at 12.5 kHz

0.37 dB at 16 kHz

Electrical tests

0.09 dB without attenuator

0.13 dB with attenuator

Acoustical metrology - Acoustic standards and reference equipment Acoustic calibrators - Single frequency Frequency By methods of AS/IEC 60942

Capability

With Calibration and Measurement Capability of-

0.11 dB at nominal 1 kHz for sound pressure level

0.02 dB for short term level fluctuations

0.10 Hz for frequency

0.12% for total harmonic distortion

The only data displayed is that deemed relevant and necessary for the clear description of the activities and services covered by the scope of accreditation.

Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.